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DR. GREGORY W RENNIRT M.D.
NPI 1871517664
Orthopaedic Surgery in Louisville, KY

Active since July 26, 2006PECOS EnrolledAccepts Medicare Assignment
43.47/100
CMS Quality Rating
234 E GRAY ST STE 564, LOUISVILLE, KY 40202(502) 629-5460(502) 629-5461 Get Directions Write a Review

NPPES record last updated: August 29, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Gregory W Rennirt M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GREGORY W RENNIRT M.D. (NPI 1871517664) is an individual orthopaedic surgery provider in Louisville, Kentucky, licensed in Kentucky (29728) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Chi St Alexius Health Williston, and is a graduate of University Of Louisville School Of Medicine (1992).

NPPES Registry Identity

NPI1871517664
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameDR. GREGORY W RENNIRTCredential: M.D.
Location Address234 E GRAY ST STE 564Louisville, KY 40202-1914
Mailing AddressPo Box 909Louisville, KY 40201-0909 · (502) 588-0325
Phone(502) 629-5460
Fax(502) 629-5461
Sole ProprietorNo
Medical School CMSUniversity Of Louisville School Of MedicineGraduated 1992
Enumeration DateJuly 26, 2006
Last NPPES UpdateAugust 29, 2019
✔ NPI 1871517664 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License✔ Licensed in KY · 29728
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
234 E GRAY ST STE 564, Louisville, KY 40202
Open in Google Maps ↗

Other Identifiers 1

Medicaid64297286KY

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Medica, Sanford Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Gregory W Rennirt M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8325146350
PECOS Enrollment IDI20211203000296
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Chi St Alexius Health Williston

Critical Access Hospitals · Williston, ND
OwnershipVoluntary non-profit - Church
CMS Certification Number351334
Location1301 15th Ave WWilliston, ND 58801 · Williams County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 40202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.24 typical visit price
range $52.76 – $162.27
Typical copayment $20.56 (range $13.19 – $40.56)
Most-billed visit code 99203
Established Patient
$66.24 typical visit price
range $16.53 – $131.99
Typical copayment $16.56 (range $4.13 – $32.99)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

43.47/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality50.09
Improvement Activities30
Cost15.58

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RODOLFO A ZAMORA RENDICH M.D.
Orthopaedic Surgery
234 E GRAY ST STE 564
LOUISVILLE, KY 40202
Jefferson County (502) 629-5460
JIYAO ZOU M.D.
Orthopaedic Surgery
234 E GRAY ST STE 564
LOUISVILLE, KY 40202
Jefferson County (502) 629-5460

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Rennirt's NPI number?

The NPI number for Gregory Rennirt is 1871517664. It was assigned to this individual provider in the NPPES registry on July 26, 2006.

Where is Gregory Rennirt located?

Gregory Rennirt practices at 234 E Gray St Ste 564, Louisville, KY 40202. The listed phone number is (502) 629-5460.

What is Gregory Rennirt's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Gregory Rennirt enrolled in Medicare?

Yes. Gregory Rennirt is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Gregory Rennirt accept?

Health plans from CareSource, Medica and Sanford Health Plan list Gregory Rennirt as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Gregory Rennirt affiliated with any hospitals?

According to CMS data, Gregory Rennirt is affiliated with Chi St Alexius Health Williston.

When was this NPI record last updated?

The NPPES record for Gregory Rennirt was last updated on August 29, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.