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Family Practice

Nina Z. Casey, MD

Works at hospitals in Rochester, MI · Royal Oak, MI · Troy, MI … · Michigan

Summary

Dr. Nina Z. Casey, MD is a family doctor at 239 S Main St, Romeo, MI 48065. Phone: (586) 281-6888. Accepts Medicare assignment. In 2024, Nina Z. Casey had 230 Original Medicare patients and 2,095 services. NPI 1932115052. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Nina Z. Casey, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Nina Z. Casey accept Medicare assignment?
Yes. Medicare's clinician data says Nina Z. Casey accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Nina Z. Casey see?
In 2024, CMS data shows 230 Original Medicare patients and 2,095 services for Nina Z. Casey. This counts Original Medicare only and measures volume, not quality.
What is Nina Z. Casey's NPI number?
1932115052. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Nina Z. Casey, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients230
Services billed to Medicare2,095
Different services or procedures68
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)464 services
  2. Insertion of needle into vein for collection of blood sample (36415)460 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)310 services
  4. Urinalysis, manual test (81002)153 services
  5. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)141 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure69%
  • Arthritis46%
  • Ischemic heart disease37%
  • Diabetes21%
  • Anxiety20%

Hospitals where Nina Z. Casey works

Medicare's Facility Affiliation Data lists Nina Z. Casey at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Ascension Providence Rochester HospitalRochester, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230254
  • Beaumont Hospital Royal OakRoyal Oak, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230130
  • Beaumont Hospital, TroyTroy, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230269
  • Henry Ford Macomb HospitalClinton Township, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230047
  • McLaren MacombMount Clemens, MI · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 230227

Practice locations

Addresses where Nina Z. Casey is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Family Practice doctors in Michigan →

Other family doctors in Michigan

Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.

All family doctors in Michigan →

Clinician information

CredentialMD
Graduation year1998 (28 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1932115052
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians