John A. Hamilton, MD
Occupational Medicine Physician · Mobile, AL
John A. Hamilton, MD is an occupational medicine physician with a practice address in Mobile, Alabama, and NPI 1275684417, issued on Jan 15, 2007. Check the license (Alabama 22966, as entered in NPPES) on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John A. Hamilton
- Credential
- MD
- Primary taxonomy
- Occupational Medicine Physician 2083X0100X
- License numbers
- 22966 AL
MD22966 AL
Self-reported in NPPES; status is on the state search - Practice location
- 305 N. Water St., Mobile, AL 36602
- Phone
- (251) 433-3781
- Enumerated
- Jan 15, 2007
- Record last updated
- Apr 16, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (251) 431-5810
- Entity
- Type 1 · individual
8 nearest occupational medicine physician records → All 25 in Alabama → Look up another NPI →
Verify John A. Hamilton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersAlabama Board of Medical Examiners
Search for license 22966Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average occupational medicine physician in 2024
45 Medicare Part D claims for 11 beneficiaries, against an average of 794 among the 463 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
John A. Hamilton among 25 occupational medicine physician records in Alabama
John A. Hamilton, MD is one of 25 occupational medicine physician records with a practice address in Alabama. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 40% of them.
- NPI issued2007 · 40% of these records are older, 4% newer
- In a Medicare fileYes · 36% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2014 · 80% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083X0100X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Occupational Medicine Physician providers in Alabama
There are 25 occupational medicine physician records in Alabama.
All 25 in Alabama → Every provider in Mobile → Occupational Medicine Physician nationwide →
The 8 occupational medicine physician records with the nearest ZIP codes
- Robert Ross, M.D., M.P.H.Mobile, AL 366021902957111
- Romarius Longmire, M.D.Mobile, AL 366151649219676
- John McMillin, M.D.Mobile, AL 366151649250671
- Terry Taylor, M.D.Mobile, AL 366151245381409
- Drake Williams, M.D.Daphne, AL 365261467503615
- John Stauffer, M.D.Auburn, AL 368301124108238
- Manuel Valentin, M.D.Fort Rucker, AL 363621942290812
- Joleen Gorman, MDFort Payne, AL 359671245278100
Common questions
What is John A. Hamilton, MD's NPI number?
John A. Hamilton, MD's National Provider Identifier (NPI) is 1275684417, issued on Jan 15, 2007. An NPI identifies a provider in billing; it is not a license.
Where is John A. Hamilton, MD located?
The NPPES record lists a practice address at 305 N. Water St., Mobile, AL, 36602. Phone: (251) 433-3781. Providers update this record themselves, so call before visiting.
How can I verify John A. Hamilton, MD's license?
NPPES lists Alabama license number 22966, as entered by the provider. Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John A. Hamilton, MD prescribe under Medicare Part D?
In 2024, John A. Hamilton, MD had 45 Medicare Part D claims for 11 beneficiaries; the average among occupational medicine physician prescribers was 794. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.