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Internal Medicine

Nicoara C. Oprescu, MD

Works at hospitals in Kalamazoo, MI · Michigan

Summary

Dr. Nicoara C. Oprescu, MD is an internal medicine doctor at 2929 Nazareth Rd, Kalamazoo, MI 49048. Phone: (269) 381-6290. Accepts Medicare assignment. In 2024, Nicoara C. Oprescu had 342 Original Medicare patients and 683 services. NPI 1225146533. 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.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 2929 Nazareth Rd, Kalamazoo, MI 49048 · Directions (2 more locations)
  • Phone: (269) 381‑6290
  • Medicare: Accepts Medicare assignment
  • Hospital: Borgess Medical Center
  • Group practice: Powerback Rehabilitation LLC (+1 more)
  • Medical school: graduated 1982 (44 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Nicoara C. Oprescu, 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 Nicoara C. Oprescu accept Medicare assignment?
Yes. Medicare's clinician data says Nicoara C. Oprescu 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 Nicoara C. Oprescu see?
In 2024, CMS data shows 342 Original Medicare patients and 683 services for Nicoara C. Oprescu. This counts Original Medicare only and measures volume, not quality.
What is Nicoara C. Oprescu's NPI number?
1225146533. 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 Nicoara C. Oprescu, 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 patients342
Services billed to Medicare683
Different services or procedures10
Participating Medicare providerYes
Average age of these patients82

Most frequent services

  1. Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)358 services
  2. Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more (99306)125 services
  3. Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99310)92 services
  4. Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)75 services
  5. Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes (99305)11 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 blood pressure75%
  • High cholesterol66%
  • Arthritis58%
  • Depression55%
  • Alzheimer's disease or dementia52%
  • Anxiety50%

Hospitals where Nicoara C. Oprescu works

Medicare's Facility Affiliation Data lists Nicoara C. Oprescu 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.

Practice locations

Addresses where Nicoara C. Oprescu is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Nicoara C. Oprescu as a member of these groups (CMS data updated October 2, 2026).

  • Powerback Rehabilitation LLC649 clinicians in the group
  • Ascension Medical Group Promed262 clinicians in the group

Specialties

Find other Internal Medicine doctors in Michigan →

Other internal medicine doctors in Kalamazoo

Clinicians with the same Medicare primary specialty in Kalamazoo, MI — not a recommendation.

All internal medicine doctors in Kalamazoo →

Other clinicians in Powerback Rehabilitation LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1982 (44 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1225146533
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