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Internal Medicine

Gregory S. Nix, MD

Sees patients in Cincinnati, OH · Ohio

Summary

Gregory S. Nix, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Cincinnati, OH. NPI 1164497053. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(513) 699‑9090 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Gregory S. Nix, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

1Practice location
Internal MedicinePrimary specialty
YesAccepts Medicare assignment
27Years since medical school (graduated 1999)
MaleGender (as listed)
Medical Housecalls LLCGroup practice

Quick answers

Where does Gregory S. Nix see patients?
Medicare's clinician data lists 1 practice location in Cincinnati, OH. Call before your visit to confirm the address.
What is Gregory S. Nix's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Hospitalist.
Does Gregory S. Nix accept Medicare assignment?
Yes. Medicare's clinician data says Gregory S. Nix accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Gregory S. Nix?
(513) 699-9090, as listed in official Medicare / NPI Registry data.
What is Gregory S. Nix's NPI number?
1164497053. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Gregory S. Nix is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Gregory S. Nix as a member of this group (CMS data updated 2026-10-02).

  • Medical Housecalls LLC69 clinicians in the group

Specialties

Find other Internal Medicine doctors in Ohio →

Other internal medicine doctors in Cincinnati

Clinicians with the same Medicare primary specialty in Cincinnati, OH — not a recommendation.

All internal medicine doctors in Cincinnati →

Clinician information

CredentialMD
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1164497053
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians