Jeff Michael Hamman, MD
Internal Medicine Physician · Indianapolis, IN
Jeff Michael Hamman, MD is an internal medicine physician with a practice address in Indianapolis, Indiana, and NPI 1972706315, issued on Jun 5, 2007. Check the license (Indiana 11012036A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Jeff Michael Hamman
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 11012036A IN
Self-reported in NPPES; status is on the state search - Practice location
- 702 Barnhill Dr, Indianapolis, IN 46202
- Phone
- (317) 274-5000
- Enumerated
- Jun 5, 2007
- Record last updated
- Jan 25, 2022
- Medicare enrollment
- Enrolled (PECOS I20081110000448); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,109 in Indiana → Look up another NPI →
Also registered at 702 Barnhill Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jeff Michael Hamman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 11012036ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average internal medicine physician in 2024
7,124 Medicare Part D claims for 729 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 160 claims were for opioids.
Most prescribed
- Atorvastatin Calcium475 claims
- Amlodipine Besylate370 claims
- Lisinopril335 claims
- Levothyroxine Sodium255 claims
- Losartan Potassium250 claims
- Fluticasone Propionate233 claims
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.
Bills Medicare through one group practice
- Permanente Medical Group IncElk Grove, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeff Michael Hamman among 2,109 internal medicine physician records in Indiana
Jeff Michael Hamman, MD is one of 2,109 internal medicine physician records with a practice address in Indiana. 85% 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 46% of them.
- NPI issued2007 · 46% of these records are older, 48% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2004 · median 2005 among the 1,448 with a school on file
- Record last updated2022 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
699 internal medicine physician records list a practice address in Indianapolis
They are 699 of the 30,493 NPPES records with a practice address in Indianapolis, and 2,109 internal medicine physician records in Indiana.
All 2,109 in Indiana → Every provider in Indianapolis → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Areeba Kara, M.D.Indianapolis, IN 462021528069978
- Irina Khan, M.D.Indianapolis, IN 462021508852294
- Audrey Maminta, MDIndianapolis, IN 462021518941863
- Patrick McQuillan, M.D.Indianapolis, IN 462021669473989
- Jeffrey Mossler, MDIndianapolis, IN 462021356312896
Common questions
What is Jeff Michael Hamman, MD's NPI number?
Jeff Michael Hamman, MD's National Provider Identifier (NPI) is 1972706315, issued on Jun 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jeff Michael Hamman, MD located?
The NPPES record lists a practice address at 702 Barnhill Dr, Indianapolis, IN, 46202. Phone: (317) 274-5000. Providers update this record themselves, so call before visiting.
How can I verify Jeff Michael Hamman, MD's license?
NPPES lists Indiana license number 11012036A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jeff Michael Hamman, MD prescribe under Medicare Part D?
In 2024, Jeff Michael Hamman, MD had 7,124 Medicare Part D claims for 729 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.