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Internal Medicine

Nicholas Poponea, DO

Works at hospitals in Glendale, AZ · Colorado Springs, CO · Phoenix, AZ · Arizona, Colorado

Summary

Nicholas Poponea, DO (Internal Medicine) is listed by Medicare at 4 hospitals in Glendale, AZ, Colorado Springs, CO and Phoenix, AZ. NPI 1538579776. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Nicholas Poponea, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
12Years since medical school (graduated 2014)
Michigan State University College Of Osteopathic MedicineMedical school
MaleGender (as listed)
Usacs Observation Medicine Services of Colorado Inc.Group practice (+2 more)

Quick answers

Which hospitals does Nicholas Poponea work at?
Medicare's official clinician data lists Nicholas Poponea at 4 hospitals: Abrazo Arrowhead Hospital, Centura Health-Penrose St Francis Health Services, HonorHealth Deer Valley Medical Center and St Josephs Hospital and Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Nicholas Poponea see patients?
Medicare's clinician data lists 5 practice locations, including Lakewood, CO, Glendale, AZ and Phoenix, AZ. Call before your visit to confirm the address.
What is Nicholas Poponea's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Nicholas Poponea accept Medicare assignment?
Yes. Medicare's clinician data says Nicholas Poponea 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 Nicholas Poponea?
(720) 321-4161, as listed in official Medicare / NPI Registry data.
What is Nicholas Poponea's NPI number?
1538579776. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Nicholas Poponea works

Medicare's Facility Affiliation Data lists Nicholas Poponea at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Nicholas Poponea is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Nicholas Poponea as a member of these groups (CMS data updated 2026-10-02).

  • Usacs Observation Medicine Services of Colorado Inc.75 clinicians in the group
  • Arizona Acute Medical Services 1 PC48 clinicians in the group
  • Arizona Pulmonary Specialists Ltd43 clinicians in the group

Specialties

Find other Internal Medicine doctors in Colorado →

Other internal medicine doctors in Lakewood

Clinicians with the same Medicare primary specialty in Lakewood, CO — not a recommendation.

All internal medicine doctors in Lakewood →

Clinician information

CredentialDO
Medical schoolMichigan State University College Of Osteopathic Medicine
Graduation year2014
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1538579776
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians