A graduate of Colgate University, Rear Adm. Doll began his Navy service when he was competitively selected for the 1925I program and was commissioned as an ensign in the U.S. Navy Reserve. Upon graduation from the State University of New York at Buffalo, School of Dentistry with a Doctor of Dental Surgery in 1981, he was commissioned a lieutenant. He completed a general practice residency at the Buffalo General Hospital in 1982. His first assignment was the Naval Branch Dental Clinic, China Lake, Calif., as an assistant dental officer in 1982. A year later, Doll was assigned to 1st Force Service Support Group, Camp Pendleton as the officer-in-charge, 1st Battalion Service Support Group. He served as dental department head in USS Juneau (LPD 10) from 1985 to 1987. During Western Pacific deployment, he earned the surface warfare officer qualification. Doll attended the Naval Dental School and received a certificate in periodontology in 1989. He was reassigned as Periodontics department head and training officer at the dental clinic, U. S. Naval Academy (USNA), Annapolis, Md. He also qualified as an offshore sailing captain for the USNA midshipmen sailing program.

In 1992, Doll affiliated with the Navy Reserve (NR) Bureau of Medicine and Surgery 106, Washington, D.C., and served as training officer. While assigned to NR Norfolk 106 from 1994 to 1996, he served as administrative officer. In his next assignment, he reported to the 14th Dental Company as the officer-in-charge, Detachment 2, 14th Dental Company. In 1998, he reported as the executive officer and later (acting) commanding officer, 14th Dental Company, Fort Dix, N.J. The 4th Dental Battalion awarded him the Officer of the Year. He received a doctor of philosophy in Cell and Molecular Biology from Pennsylvania State University in 2000.

Commencing in October 2001, Doll assumed command of the 4th Dental Battalion. In October 2003, he reported to Readiness Command (REDCOM) Mid-Atlantic as the REDCOM dental officer. In October 2005, he served as commanding officer, NR OHSU National Naval Medical Center Bethesda. In September 2007, he deployed as the commanding officer, Navy Expeditionary Medical Unit. The unit participated in joint support of Landstuhl Regional Medical Center, Germany during OEF/OIF. Upon his return in October 2008, Doll served as the deputy commander, Navy Medicine East and deputy chief, Navy Reserve Dental Corps. Doll also served as chief operating officer, Rutgers University/Cleveland Clinic research consortium focusing on regenerative medicine for the wounded warrior until August 2010. Prior to his current assignment, Doll was dual-hatted as the medical advisor at NATO, ACT and the command surgeon at U.S. Joint Forces Command in Norfolk, Va. In 2012, he received an Executive master of business administration from the Naval Post Graduate School.

Doll is a member of many professional societies and a diplomate of the American Board of Periodontology. He is also a grantee of the National Institutes of Health. He has received fellowships from Omicron Kappa Upsilon, the International and American College of Dentists.

Doll’s decorations include the Defense Superior Service Medal, Legion of Merit, Meritorious Service Medal (2 awards), Navy and Marine Corps Commendation Medal (2 awards), Navy and Marine Corps Achievement Medal, Meritorious Unit Commendation (3 awards), Fleet Marine Force Ribbon, Arctic Service Ribbon and other awards.