Gregory Hardin, M.D.
NPI 1386641710 · Orthopaedic Surgery Physician · Indianapolis, IN
Gregory Hardin, M.D. is a Orthopaedic Surgery Physician provider in Indianapolis, IN (NPI 1386641710).
Provider details
- NPI number
- 1386641710
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01036081A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-30
- Last updated
- 2015-06-01
Frequently asked questions
- What is Gregory Hardin's NPI number?
- Gregory Hardin's National Provider Identifier (NPI) is 1386641710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Hardin's specialty?
- Gregory Hardin is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Hardin located?
- Gregory Hardin's practice location on file with NPPES is 8141 S Emerson Ave, Indianapolis, IN 46237-8560.
- What is Gregory Hardin's phone number?
- The practice phone number listed in the NPPES registry for Gregory Hardin is (317) 888-1051.
- Is Gregory Hardin's NPI active?
- Yes — Gregory Hardin's NPI (1386641710) is active in the NPPES registry as of the last update on 2015-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.