A collection of organizations providing health information. Also available arranged by topic.
A
- AAA Foundation for Traffic Safety
- AABB
- ABIM Foundation
- About the ADEAR Center (National Institute on Aging)
- Academy of General Dentistry
- Academy of Nutrition and Dietetics
- Accelerated Cure Project for Multiple Sclerosis
- Accreditation Association for Ambulatory Health Care
- Acoustic Neuroma Association
- Administration for Children and Families
- Administration for Community Living
- Administration on Aging
- Administration on Intellectual and Developmental Disabilities
- Adult Congenital Heart Association
- Agency for Healthcare Research and Quality
- Agency for Toxic Substances and Disease Registry Also in Spanish
- AgrAbility Project (Department of Agriculture)
- Agricultural Research Service
- AGS Foundation for Health in Aging
- AIDS Clinical Trials Group Network (Adult AIDS Clinical Trials Group)
- AIDS.gov
- AIDSinfo (Department of Health and Human Services) Also in Spanish
- Al-Anon/Alateen (Al-Anon, Alateen) Also in Spanish
- Alcoholics Anonymous Also in Spanish
- Alexander Graham Bell Association for the Deaf and Hard of Hearing
- Alliance for the Prudent Use of Antibiotics
- Alpha One Foundation
- Alport Syndrome Foundation
- ALS Association
- Alzheimer's Association
- AlzOnline (University of Florida, Center for Telehealth and Healthcare Communications)
- America's Blood Centers
- American Academy of Allergy, Asthma, and Immunology
- American Academy of Audiology
- American Academy of Child and Adolescent Psychiatry
- American Academy of Cosmetic Dentistry
- American Academy of Dental Sleep Medicine
- American Academy of Dermatology
- American Academy of Facial Plastic and Reconstructive Surgery
- American Academy of Forensic Sciences
- American Academy of Home Care Medicine
- American Academy of Hospice and Palliative Medicine
- American Academy of Maxillofacial Prosthetics
- American Academy of Neurological and Orthopaedic Surgeons
- American Academy of Neurology
- American Academy of Ophthalmology
- American Academy of Optometry
- American Academy of Oral Medicine
- American Academy of Orthopaedic Surgeons
- American Academy of Otolaryngic Allergy
- American Academy of Otolaryngology--Head and Neck Surgery
- American Academy of Pain Medicine
- American Academy of Pediatric Dentistry
- American Academy of Pediatrics
- American Academy of Periodontology
- American Academy of Physical Medicine and Rehabilitation
- American Academy of Podiatric Sports Medicine
- American Academy of Sleep Medicine
- American Art Therapy Association
- American Association for Clinical Chemistry
- American Association for Geriatric Psychiatry
- American Association for Hand Surgery
- American Association for Marriage and Family Therapy
- American Association for Pediatric Ophthalmology and Strabismus
- American Association for Respiratory Care
- American Association for the Advancement of Science
- American Association for the Study of Liver Diseases
- American Association of Clinical Endocrinologists
- American Association of Critical-Care Nurses
- American Association of Diabetes Educators
- American Association of Hip and Knee Surgeons
- American Association of Neurological Surgeons
- American Association of Neuromuscular & Electrodiagnostic Medicine
- American Association of Nurse Anesthetists
- American Association of Occupational Health Nurses
- American Association of Oral and Maxillofacial Surgeons
- American Association of Orthodontists
- American Association of Poison Control Centers
- American Association of Suicidology
- American Association of Tissue Banks
- American Association on Intellectual and Developmental Disabilities
- American Autoimmune Related Diseases Association
- American Behcet's Disease Association
- American Board for Certification in Orthotics and Prosthetics
- American Board of Obesity Medicine (ABOM) (American Board of Obesity Medicine)
- American Board of Pediatrics
- American Board of Surgery
- American Brain Tumor Association
- American Burn Association
- American Cancer Society
- American Chiropractic Association
- American Chronic Pain Association
- American College Health Association
- American College of Allergy, Asthma & Immunology
- American College of Chest Physicians
- American College of Emergency Physicians
- American College of Gastroenterology
- American College of Medical Toxicology
- American College of Nurse-Midwives
- American College of Obstetricians and Gynecologists
- American College of Physicians
- American College of Prosthodontists
- American College of Radiology
- American College of Rheumatology
- American College of Sports Medicine
- American College of Surgeons
- American Dance Therapy Association
- American Dental Association
- American Dental Education Association
- American Dental Hygienists' Association
- American Diabetes Association
- American Epilepsy Society
- American Federation for Aging Research
- American Foundation for AIDS Research
- American Foundation for the Blind
- American Gastroenterological Association
- American Geriatrics Society
- American Head and Neck Society
- American Headache Society
- American Health Care Association
- American Health Information Management Association
- American Heart Association
- American Hospice Foundation
- American Hospital Association
- American Institute for Cancer Research
- American Institute of Biological Sciences
- American Institute of Ultrasound in Medicine
- American Kidney Fund
- American Liver Foundation
- American Lung Association
- American Lyme Disease Foundation
- American Macular Degeneration Foundation
- American Massage Therapy Association
- American Medical Association
- American Medical Society for Sports Medicine
- American Migraine Foundation
- American Museum of Natural History
- American Music Therapy Association
- American Nephrology Nurses' Association
- American Nurses Association Nursing World (American Nurses Association)
- American Occupational Therapy Association
- American Optometric Association
- American Orthopaedic Foot and Ankle Society
- American Orthopaedic Society for Sports Medicine
- American Osteopathic Association
- American Osteopathic College of Dermatology
- American Pain Society
- American Pediatric Surgical Association
- American Pharmacists Association
- American Physical Therapy Association
- American Podiatric Medical Association
- American Porphyria Foundation
- American Psychiatric Association
- American Psychological Association
- American Public Health Association
- American Red Cross Also in Spanish
- American Rhinologic Society
- American Sleep Apnea Association
- American Sleep Association
- American Society for Clinical Pathology
- American Society for Colposcopy and Cervical Pathology
- American Society for Dermatologic Surgery
- American Society for Gastrointestinal Endoscopy
- American Society for Laser Medicine and Surgery
- American Society for Metabolic and Bariatric Surgery
- American Society for Parenteral & Enteral Nutrition
- American Society for Radiation Oncology
- American Society for Reproductive Medicine
- American Society for Surgery of the Hand
- American Society of Anesthesiologists
- American Society of Bariatric Physicians
- American Society of Clinical Oncology
- American Society of Colon and Rectal Surgeons
- American Society of Echocardiography
- American Society of Gene & Cell Therapy
- American Society of Hand Therapists
- American Society of Health-System Pharmacists
- American Society of Hematology
- American Society of Human Genetics
- American Society of Nephrology
- American Society of Neuroradiology
- American Society of Nuclear Cardiology
- American Society of Ophthalmic Plastic and Reconstructive Surgery
- American Society of Pediatric Hematology/Oncology
- American Society of Plastic Surgeons
- American Society of Radiologic Technologists
- American Society of Transplantation
- American Speech-Language-Hearing Association
- American Stroke Association
- American Syringomyelia & Chiari Alliance Project
- American Telemedicine Association
- American Therapeutic Recreation Association
- American Thoracic Society
- American Thyroid Association
- American Tinnitus Association
- American Urogynecologic Society
- American Veterinary Medical Association
- American Vitiligo Research Foundation
- Amputee Coalition of America Also in Spanish
- Amyloidosis Foundation
- Angelman Syndrome Foundation
- Angioma Alliance
- Anxiety and Depression Association of America
- Aplastic Anemia & MDS International Foundation
- Apraxia-Kids (Childhood Apraxia of Speech Association of North America)
- Arthritis Foundation Also in Spanish
- Asian & Pacific Islander American Health Forum
- Assisted Living Federation of America
- Association for Professionals in Infection Control and Epidemiology
- Association of Academic Physiatrists
- Association of American Indian Physicians
- Association of American Medical Colleges
- Association of Gay and Lesbian Psychiatrists
- Association of Regulatory Boards of Optometry
- Association of Schools and Programs of Public Health
- Asthma and Allergy Foundation of America
- Ataxia-Telangiectasia Children's Project
- Autism Society
- Autism Speaks
B
- Batten Disease Support and Research Association
- Boys & Girls Clubs of America
- Brain and Behavior Research Foundation. (Brain & Behavior Research Foundation)
- Brain Aneurysm Foundation
- Brain Injury Association of America
- Brainline
- BrightFocus Foundation
- Brookhaven National Laboratory
- Bureau of Health Workforce
- Bureau of Labor Statistics
- Bureau of the Census
- Burn Institute
C
- Campaign for Tobacco Free Kids (Campaign for Tobacco-Free Kids)
- Canavan Foundation
- CancerCare (Cancer Care, Inc.)
- Carcinoid Cancer Foundation
- Cardiovascular Research Foundation
- Caregiver Action Network
- CARES Foundation
- Celiac Support Association
- Center for Assistive Technology & Environmental Access
- Center for Hearing and Communication
- Center for Nutrition Policy and Promotion
- Center for Practical Bioethics
- Center for Prostate Disease Research
- Center for the Advancement of Health
- Center for the Study of Traumatic Stress
- Center for Women Veterans
- Center to Advance Palliative Care
- Centers for Disease Control and Prevention Also in Spanish
- Centers for Disease Control and Prevention, Office of Minority Health & Health Equity (OMHHE) (Centers for Disease Control and Prevention)
- Centers for Medicare & Medicaid Services
- Child Care Aware (National Association of Child Care Resource and Referral Agencies)
- Childhelp
- Children and Adults with Attention-Deficit/Hyperactivity Disorder
- Children's Brain Tumor Foundation
- Children's Bureau
- Children's Cardiomyopathy Foundation
- Children's Craniofacial Association
- Children's Hemiplegia and Stroke Association
- Children's Tumor Foundation
- Chromosome Disorder Outreach
- Cleft Palate Foundation Also in Spanish
- College of American Pathologists
- Colorectal Cancer Coalition
- Commission for the Accreditation of Birth Centers
- Commission on Accreditation of Allied Health Education Programs
- Compassionate Friends
- Congenital Heart Information Network
- Congress of Neurological Surgeons
- Conquer Chiari (C&S Patient Education Foundation)
- Consumer Financial Protection Bureau
- Consumer Product Safety Commission
- Cooley's Anemia Foundation
- Cornelia de Lange Syndrome Foundation
- Crohn's & Colitis Foundation of America
- Cure SMA
- CureSearch for Children's Cancer
- Cushing's Support and Research Foundation
- Cyclic Vomiting Syndrome Association
- Cystic Fibrosis Foundation
D
- Defense and Veterans Brain Injury Center
- Defense Centers of Excellence for Psychological Health & Traumatic Brain Injury
- Department of Agriculture
- Department of Agriculture, Animal and Plant Health Inspection Service
- Department of Agriculture, Food Safety and Inspection Service
- Department of Defense, Deployment Health Clinical Center
- Department of Education
- Department of Health and Human Services
- Department of Health and Human Services, Office for Civil Rights
- Department of Homeland Security
- Department of Housing and Urban Development, Office of Lead Hazard Control and Healthy Homes (Department of Housing and Urban Development, Office of Healthy Homes and Lead Hazard Control)
- Department of Justice
- Department of Justice, Office on Violence Against Women
- Department of Labor
- Department of the Interior
- Department of Transportation
- Department of Veterans Affairs
- Depression and Bipolar Support Alliance
- Diabetes Research Institute Foundation (Diabetes Research Institute)
- Directors of Health Promotion and Education
- Disability Statistics Center
- Divers Alert Network
- Donate Life America
- Drug Enforcement Administration
- Dysautonomia Foundation
- Dystonia Medical Research Foundation
E
- Ehlers-Danlos Society (Ehlers-Danlos National Foundation)
- Ehlers-Danlos Syndrome Network C.A.R.E.S.
- Emergency Nurses Association
- Endocrine Society
- Environmental Protection Agency Also in Spanish
- Environmental Protection Agency, Office of Air and Radiation
- Epilepsy Foundation
- Eye Bank Association of America
- Eye Surgery Education Council
F
- F.E.A.S.T.
- FacingDisability.com (Hill Foundation for Families Living with Disabilities)
- FacioScapuloHumeral Muscular Dystrophy Society
- Family and Youth Services Bureau (Administration for Children and Families)
- Family Caregiver Alliance
- Fanconi Anemia Research Fund
- Federal Bureau of Investigation
- Federal Emergency Management Agency Also in Spanish
- Federal Interagency Forum on Aging-Related Statistics
- Federal Interagency Forum on Child and Family Statistics
- Federal Trade Commission Also in Spanish
- Federation of State Medical Boards of the United States
- FHI 360
- First Candle/SIDS Alliance
- Fisher Center for Alzheimer's Research Foundation
- Fogarty International Center
- Food Allergy Research and Education (FARE) (Food Allergy Research & Education)
- Food and Drug Administration
- Food and Nutrition Information Center
- Food and Nutrition Service Also in Spanish
- FoodSafety.gov (Department of Agriculture, Department of Health and Human Services, White House)
- Foundation Fighting Blindness
- Foundation for Ichthyosis & Related Skin Types
- Foundation for Peripheral Neuropathy
- Foundation for PSP/CBD and Related Brain Diseases
- Foundation for Sarcoidosis Research
- Foundation of the American Academy of Ophthalmology
- FPG Child Development Institute
- FRAXA Research Foundation
- Friedreich's Ataxia Research Alliance
G
- Gallaudet University, Laurent Clerc National Deaf Education Center
- Gay and Lesbian Medical Association
- GBS/CIDP Foundation International
- Genetic Alliance
- Genetic and Rare Diseases Information Center
- Genetic Disease Foundation
- Genetic Science Learning Center
- Genetics and Public Policy Center
- Geriatric Mental Health Foundation
- Gerontological Society of America
- Glaucoma Foundation
- Glaucoma Research Foundation
- Global Alliance for Tuberculosis Drug Development
- Gluten Intolerance Group
- Governors Highway Safety Association
H
- Harvard School of Public Health
- Hastings Center
- Health On the Net Foundation
- Health Resources and Services Administration
- HealthCare.gov (Department of Health and Human Services)
- HealthIT.gov (Office of the National Coordinator for Health Information Technology)
- Heart Failure Society of America
- Heart Rhythm Society
- Henry J. Kaiser Family Foundation
- Hepatitis B Foundation
- Hepatitis Foundation International
- Hispanic Dental Association
- Hormone Health Network
- Hospice and Palliative Nurses Association
- House Committee on Veterans' Affairs
- HSC Foundation
- Huntington's Disease Society of America
- Hypertrophic Cardiomyopathy Association
I
- Immune Deficiency Foundation
- Immunization Action Coalition
- Indian Health Service
- Infectious Diseases Society of America
- Injury Free Coalition for Kids
- Institute for Safe Medication Practices
- International Dyslexia Association
- International Essential Tremor Foundation
- International Federation of Red Cross and Red Crescent Societies
- International Foundation for Functional Gastrointestinal Disorders
- International Myeloma Foundation
- International OCD Foundation
- International Osteoporosis Foundation
- International Radiosurgery Support Association
- International Rett Syndrome Foundation
- International Society for Magnetic Resonance in Medicine
- International Society for Stem Cell Research
- International Society for Traumatic Stress Studies
- International Society of Refractive Surgery of the American Academy of Ophthalmology
- International Transplant Nurses Society
- Interstitial Cystitis Association
- Intracranial Hypertension Research Foundation
J
- JDRF
- Jeffrey Modell Foundation
- Job Accommodation Network (Office of Disability Employment Policy)
- Joint Commission
K
- Kennedy's Disease Association
- Kessler Foundation Research Center (Kessler Medical Rehabilitation Research and Education Corporation)
- Kidney Cancer Association
- Kids with Food Allergies
- KidsHealth (Nemours Foundation)
L
- La Leche League International
- Learning Disabilities Association of America
- Leukemia & Lymphoma Society
- Lewy Body Dementia Association
- Life Options Rehabilitation Program
- Lighthouse Guild
- Little People of America
- Livestrong Foundation
- Living Beyond Breast Cancer
- Lupus Foundation of America
- Lymphoma Research Foundation
M
- Macular Degeneration Partnership
- Malignant Hyperthermia Association of the United States
- March of Dimes Birth Defects Foundation Also in Spanish
- Marfan Foundation
- Maternal and Child Health Bureau
- Meals on Wheels Association of America
- Medicaid.gov (Centers for Medicare & Medicaid Services)
- Medical Library Association
- Medicare (Centers for Medicare & Medicaid Services) Also in Spanish
- Melanoma International Foundation
- Mesothelioma Applied Research Foundation
- Michael J. Fox Foundation for Parkinson's Research
- Miracle Flights (Miracle Flights for Kids)
- Moebius Syndrome Foundation
- Morris Animal Foundation
- MotherToBaby (Organization of Teratology Information Specialists)
- MSUD Family Support Group
- Multiple Myeloma Research Foundation
- Multiple Sclerosis International Federation
- Muscular Dystrophy Association
- Myasthenia Gravis Foundation of America
- Myositis Association of America
N
- NAMI
- National Academy of Sciences
- National Adult Day Services Association
- National Adult Protective Services Association
- National Alliance for Hispanic Health
- National Alopecia Areata Foundation
- National Aphasia Association
- National Association for Continence
- National Association for the Education of Young Children
- National Association of Area Agencies on Aging
- National Association of Pediatric Nurse Practitioners
- National Association of School Psychologists
- National Association of Social Workers
- National Ataxia Foundation
- National Athletic Trainers' Association
- National Blood Clot Alliance
- National Brain Tumor Society
- National Campaign to Prevent Teen and Unplanned Pregnancy
- National Cancer Institute Also in Spanish
- National Center for Advancing Translational Sciences
- National Center for Assisted Living
- National Center for Biotechnology Information
- National Center for Complementary and Integrative Health
- National Center for Environmental Health (Centers for Disease Control and Prevention)
- National Center for Farmworker Health
- National Center for Health Statistics
- National Center for Healthy Housing
- National Center for Missing and Exploited Children
- National Center for PTSD
- National Center On Deaf-Blindness (National Consortium on Deaf-Blindness)
- National Center on Elder Abuse
- National Center on Family Homelessness
- National Center on Health, Physical Activity and Disability
- National Center on Sleep Disorders Research
- National Certification Commission for Acupuncture and Oriental Medicine
- National Child Traumatic Stress Network
- National Children's Center for Rural and Agricultural Health and Safety
- National Coalition for Cancer Survivorship
- National Coalition for Homeless Veterans
- National Committee for the Prevention of Elder Abuse
- National Council on Aging
- National Council on Alcoholism and Drug Dependence
- National Council on Disability
- National Diabetes Education Program
- National Down Syndrome Society Also in Spanish
- National Emphysema Foundation
- National Eye Institute
- National Farm Medicine Center
- National Fire Protection Association
- National Foundation for Infectious Diseases
- National Fragile X Foundation
- National Headache Foundation
- National Health Care Anti-Fraud Association
- National Health Information Center (Office of Disease Prevention and Health Promotion)
- National Heart, Lung, and Blood Institute
- National Highway Traffic Safety Administration
- National Hospice and Palliative Care Organization
- National Human Genome Research Institute
- National Hydrocephalus Foundation
- National Institute for Occupational Safety and Health Also in Spanish
- National Institute of Allergy and Infectious Diseases
- National Institute of Arthritis and Musculoskeletal and Skin Diseases Also in Spanish
- National Institute of Biomedical Imaging and Bioengineering
- National Institute of Child Health and Human Development Also in Spanish
- National Institute of Dental and Craniofacial Research Also in Spanish
- National Institute of Diabetes and Digestive and Kidney Diseases
- National Institute of Environmental Health Sciences Also in Spanish
- National Institute of General Medical Sciences
- National Institute of Mental Health
- National Institute of Neurological Disorders and Stroke Also in Spanish
- National Institute of Nursing Research
- National Institute on Aging Also in Spanish
- National Institute on Alcohol Abuse and Alcoholism
- National Institute on Deafness and Other Communication Disorders
- National Institute on Disability and Rehabilitation Research
- National Institute on Drug Abuse Also in Spanish
- National Institute on Minority Health and Health Disparities
- National Institutes of Health
- National Institutes of Health Osteoporosis and Related Bone Diseases~National Resource Center (National Institute of Arthritis and Musculoskeletal and Skin Diseases)
- National Institutes of Health, Clinical Center
- National Institutes of Health, Office of AIDS Research
- National Institutes of Health, Office of Dietary Supplements
- National Institutes of Health, Office of Research on Women's Health
- National Jewish Health
- National Keratoconus Foundation
- National Kidney Disease Education Program
- National Kidney Foundation
- National Library of Medicine
- National Lymphedema Network
- National Marrow Donor Program
- National Maternal and Child Oral Health Resource Center
- National Medical Association
- National Military Family Association
- National MPS Society (Mucopolysaccharidoses) (National MPS Society)
- National Multiple Sclerosis Society
- National Network for Immunization Information
- National Newborn Screening and Genetics Resource Center
- National Niemann-Pick Disease Foundation
- National Organ and Tissue Donation Initiative (Health Resources and Services Administration)
- National Organization on Fetal Alcohol Syndrome
- National Osteonecrosis Foundation
- National Osteoporosis Foundation
- National Ovarian Cancer Coalition
- National Pancreas Foundation
- National Parkinson Foundation, Inc.
- National Patient Safety Foundation
- National Pesticide Information Center (Environmental Protection Agency, Oregon State University)
- National PKU News
- National Psoriasis Foundation
- National Register of Health Service Providers in Psychology
- National Resource Center for Health and Safety in Child Care and Early Education
- National Reye's Syndrome Foundation
- National Rosacea Society
- National Runaway Safeline
- National Rural Health Association
- National Safety Council
- National Sleep Foundation
- National Society of Genetic Counselors
- National Spasmodic Torticollis Association
- National Stroke Association
- National Stuttering Association
- National Toxicology Program
- National Urea Cycle Disorders Foundation
- National Vaccine Program Office (Centers for Disease Control and Prevention)
- National Vulvodynia Association
- National Weather Service
- Nemours Foundation
- NERGG, Inc.
- Neuro-Oncology Branch (National Cancer Institute, National Institute of Neurological Disorders and Stroke)
- Neuroendocrine Tumor Research Foundation
- Nevus Outreach, Inc.
- NIH Pain Consortium
- North American Menopause Society
- North American Society for Pediatric and Adolescent Gynecology
- North American Society for Pediatric Gastroenterology, Hepatology and Nutrition (North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition)
- North American Spine Society
- Norton & Elaine Sarnoff Center for Jewish Genetics
O
- Occupational Safety and Health Administration Also in Spanish
- Oceans and Human Health Center
- Office for Human Research Protections
- Office of Cancer Complementary and Alternative Medicine
- Office of Child Care
- Office of Disability Employment Policy
- Office of Disability, Aging and Long-Term Care Policy
- Office of Disease Prevention and Health Promotion
- Office of Minority Health (Department of Health and Human Services, Office of Minority Health)
- Office of Rural Health Policy
- Oley Foundation
- Oncofertility Consortium
- Oncology Nursing Society
- Oral Cancer Foundation
- Organ Procurement and Transplantation Network
- Osteogenesis Imperfecta Foundation
- Oxalosis and Hyperoxaluria Foundation
P
- Pan American Health Organization
- Pancreatic Cancer Action Network
- Paralyzed Veterans of America
- Parents of Kids with Infectious Diseases
- Parkinson's Disease Foundation
- Partnership at Drugfree.org (Partnership for a Drug-Free America)
- Partnership for Food Safety Education
- Patient Advocate Foundation
- Pediatric Brain Tumor Foundation
- Pediatric Endocrinology Nurses Society
- Pharmaceutical Research and Manufacturers of America
- Phoenix Society for Burn Survivors
- PKD Foundation
- Post-Polio Health International including International Ventilator Users Network
- Postpartum Support International
- Prader-Willi Syndrome Association
- President's Council on Fitness, Sports and Nutrition
- Prevent Blindness America
- Prevent Child Abuse America
- Progeria Research Foundation, Inc.
- Prostate Cancer Foundation
- Proteus Syndrome Foundation
- Pulmonary Fibrosis Foundation
- Pulmonary Hypertension Association
- PXE International, Inc.
R
- Radiation Therapy Oncology Group
- Radiological Society of North America
- Rand Corporation
- Rare Diseases Clinical Research Network
- Real Warriors Campaign (Defense Centers of Excellence for Psychological Health & Traumatic Brain Injury)
- Reflex Sympathetic Dystrophy Syndrome Association of America
- Rehabilitation Engineering and Assistive Technology Society of North America
- Rehabilitation Services Administration
- Restless Legs Syndrome Foundation
- Robert Wood Johnson Foundation
- Rural Health Information Hub
S
- S.L.E. Lupus Foundation
- Safe Kids Worldwide
- Sarcoma Foundation of America
- Save Babies through Screening Foundation
- Scleroderma Foundation
- Scleroderma Research Foundation
- Scoliosis Research Society
- Shwachman-Diamond Syndrome Foundation
- Sickle Cell Disease Association of America
- Sickle Cell Information Center (Georgia Comprehensive Sickle Cell Center at Grady Health System)
- Sidran Institute
- Sister to Sister: Everyone Has a Heart Foundation
- Sjogren's Syndrome Foundation
- Skin Cancer Foundation
- Social Security Administration
- Society for Adolescent Health and Medicine
- Society for Ambulatory Anesthesia
- Society for Assisted Reproductive Technology
- Society for Cardiovascular Angiography and Interventions
- Society for Maternal-Fetal Medicine
- Society for Neuroscience
- Society for Reproductive Endocrinology and Infertility
- Society for Vascular Medicine
- Society of American Gastrointestinal and Endoscopic Surgeons (Society of American Gastrointestinal Endoscopic Surgeons)
- Society of Critical Care Medicine
- Society of Gynecologic Surgeons
- Society of Interventional Radiology
- Society of Laparoendoscopic Surgeons
- Society of NeuroInterventional Surgery
- Society of Reproductive Surgeons
- Society of Thoracic Surgeons
- Specialty Board on Fluency Disorders
- Spina Bifida Association of America
- Spinal Cord Injury Model System Information Network (University of Alabama at Birmingham)
- Spinal Muscular Atrophy Foundation
- Spondylitis Association of America
- Stuttering Foundation of America Also in Spanish
- Substance Abuse and Mental Health Services Administration
- Sudden Arrhythmia Death Syndromes (SADS) Foundation
- Suicide Awareness Voices of Education
- Surgeon General
- Susan G. Komen for the Cure
T
- Technical Assistance Alliance for Parent Centers
- Testicular Cancer Resource Center
- Texas Heart Institute
- ThinkFirst National Injury Prevention Foundation
- Tourette Association of America
- Toxicology Education Foundation
- Transportation Security Administration
- Transverse Myelitis Association
- TrialNet
- TRICARE, Military Health System (Office of the Assistant Secretary of Defense (Health Affairs), TRICARE Management Activity)
- Tuberous Sclerosis Alliance
- Turner Syndrome Society of the United States
U
- U.S. Anti-Doping Agency
- U.S. Army Medical Department
- U.S. Army Medical Research Institute of Infectious Diseases
- U.S. Army Public Health Command
- U.S. Citizenship and Immigration Services
- U.S. Coast Guard, Office of Boating Safety
- U.S. Geological Survey
- U.S. Global Change Research Program
- U.S. Nuclear Regulatory Commission
- U.S. Preventive Services Task Force
- UCSF Center for HIV Information
- UNESCO
- UNICEF
- United Cerebral Palsy (United Cerebral Palsy Associations)
- United Leukodystrophy Foundation
- United Mitochondrial Disease Foundation
- United Network for Organ Sharing
- United States Access Board
- United States Agency for International Development
- United States Bone and Joint Decade
- United States Fire Administration
- United States Interagency Council on Homelessness
- United States Pharmacopeial Convention
- University of Texas M.D. Anderson Cancer Center
- University of Wisconsin - Extension (University of Wisconsin-Extension)
W
- Weight-Control Information Network (National Institute of Diabetes and Digestive and Kidney Diseases)
- WheelchairNet (University of Pittsburgh)
- White House
- Wilson's Disease Association International (Wilson's Disease Association)
- Women's Heart Foundation
- womenshealth.gov (Department of Health and Human Services, Office on Women's Health) Also in Spanish
- World Health Organization
- World Organisation for Animal Health
