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Hospitalist

Carlos Nunez, MD

Works at hospitals in Grand Forks, ND · Crookston, MN · Thief River Falls, MN · North Dakota, Minnesota

Summary

Dr. Carlos Nunez, MD is a hospitalist at 1200 S Columbia Rd, Grand Forks, ND 58201. Phone: (701) 780-5000. Accepts Medicare assignment. In 2024, Carlos Nunez had 296 Original Medicare patients and 1,116 services. NPI 1881181287. 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 Carlos Nunez, 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 Carlos Nunez accept Medicare assignment?
Yes. Medicare's clinician data says Carlos Nunez 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 Carlos Nunez see?
In 2024, CMS data shows 296 Original Medicare patients and 1,116 services for Carlos Nunez. This counts Original Medicare only and measures volume, not quality.
What is Carlos Nunez's NPI number?
1881181287. 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 Carlos Nunez, 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 patients296
Services billed to Medicare1,116
Different services or procedures12
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)390 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)379 services
  3. Hospital discharge day management, more than 30 minutes (99239)200 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)97 services
  5. Critical care, first 30-74 minutes (99291)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 cholesterol75%
  • Ischemic heart disease51%
  • Heart failure50%
  • Chronic kidney disease49%
  • Diabetes45%

Hospitals where Carlos Nunez works

Medicare's Facility Affiliation Data lists Carlos Nunez 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 Carlos Nunez is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Carlos Nunez as a member of this group (CMS data updated October 2, 2026).

  • Altru Health System684 clinicians in the group

Specialties

Find other Hospitalist doctors in North Dakota →

Other hospitalists in Grand Forks

Clinicians with the same Medicare primary specialty in Grand Forks, ND — not a recommendation.

All hospitalists in Grand Forks →

Other clinicians in Altru Health System

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

Clinician information

CredentialMD
Graduation year2018 (8 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1881181287
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