Gregory Thomas Hardin, M.D.
Orthopaedic Surgery Physician · Indianapolis, IN
Gregory Thomas Hardin, M.D. is an orthopaedic surgery physician with a practice address in Indianapolis, Indiana, and NPI 1386641710, issued on Jun 30, 2005. Check the license (Indiana 01036081A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Gregory Thomas Hardin
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 01036081A IN
Self-reported in NPPES; status is on the state search - Practice location
- 8141 S Emerson Ave, Indianapolis, IN 46237
- Phone
- (317) 888-1051
- Enumerated
- Jun 30, 2005
- Record last updated
- Jun 1, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (317) 888-1591
- Medicaid ID
- 100196580 IN
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 491 in Indiana → Look up another NPI →
Also registered at 8141 S Emerson Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Douglas Flory, M.D.Orthopaedic Foot and Ankle Surgery Physician1275530602
- John Lomas, M.D.Pain Medicine (Physical Medicine & Rehabilitation) Physician1972500569
Verify Gregory Thomas Hardin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01036081ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
36 Medicare Part D claims, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Gregory Thomas Hardin among 491 orthopaedic surgery physician records in Indiana
Gregory Thomas Hardin, M.D. is one of 491 orthopaedic surgery physician records with a practice address in Indiana. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 80% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2015 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Indiana
There are 491 orthopaedic surgery physician records in Indiana.
All 491 in Indiana → Every provider in Indianapolis → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Charles Bartley, M.D.Indianapolis, IN 462371013941830
- Jon Sieber, MDIndianapolis, IN 462361083648653
- K Shelbourne, MDIndianapolis, IN 462401689783821
- Michael Berend, MDIndianapolis, IN 462411790761666
- Joshua Carter, MDIndianapolis, IN 462411073755617
- Daniel GerowIndianapolis, IN 462411659834349
- Richard Jackson, M.D.Indianapolis, IN 462411245236769
- Wesley Lackey, M.D.Indianapolis, IN 462411033314984
Common questions
What is Gregory Thomas Hardin, M.D.'s NPI number?
Gregory Thomas Hardin, M.D.'s National Provider Identifier (NPI) is 1386641710, issued on Jun 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Thomas Hardin, M.D. located?
The NPPES record lists a practice address at 8141 S Emerson Ave, Indianapolis, IN, 46237. Phone: (317) 888-1051. Providers update this record themselves, so call before visiting.
How can I verify Gregory Thomas Hardin, M.D.'s license?
NPPES lists Indiana license number 01036081A, 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 Gregory Thomas Hardin, M.D. prescribe under Medicare Part D?
In 2024, Gregory Thomas Hardin, M.D. had 36 Medicare Part D claims; the average among orthopaedic surgery physician prescribers was 346. 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.