Gregory Rennirt, M.D.
NPI 1871517664 · Orthopaedic Surgery Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Rennirt, M.D. is a Orthopaedic Surgery Physician provider in Louisville, KY (NPI 1871517664).
Provider details
- NPI number
- 1871517664
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 29728 (KY)
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
19 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
- 2006-07-26
- Last updated
- 2019-08-29
Frequently asked questions
- What is Gregory Rennirt's NPI number?
- Gregory Rennirt's National Provider Identifier (NPI) is 1871517664, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Rennirt's specialty?
- Gregory Rennirt is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Rennirt located?
- Gregory Rennirt's practice location on file with NPPES is 234 E Gray St Ste 564, Louisville, KY 40202-1914.
- What is Gregory Rennirt's phone number?
- The practice phone number listed in the NPPES registry for Gregory Rennirt is (502) 629-5460.
- Does Gregory Rennirt accept Medicare?
- Gregory Rennirt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Rennirt's NPI active?
- Yes — Gregory Rennirt's NPI (1871517664) is active in the NPPES registry as of the last update on 2019-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.