Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Hospitalist

Ari B. Cohen, MD

Works at hospitals in Lakewood, CO · Denver, CO · Colorado

Summary

Ari B. Cohen, MD (Hospitalist) is listed by Medicare at 2 hospitals in Lakewood, CO and Denver, CO. NPI 1477970481. 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 Ari B. Cohen, 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

HospitalistPrimary specialty
YesAccepts Medicare assignment
12Years since medical school (graduated 2014)
MaleGender (as listed)
Colorado Permanente Medical Group PCGroup practice

Quick answers

Which hospitals does Ari B. Cohen work at?
Medicare's official clinician data lists Ari B. Cohen at 2 hospitals: Centura Health-St Anthony Hospital and HCA HealthOne Presbyterian St. Lukes. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ari B. Cohen see patients?
Medicare's clinician data lists 6 practice locations, including Denver, CO and Lakewood, CO. Call before your visit to confirm the address.
What is Ari B. Cohen's specialty?
Medicare lists Hospitalist as the primary specialty.
Does Ari B. Cohen accept Medicare assignment?
Yes. Medicare's clinician data says Ari B. Cohen 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 Ari B. Cohen?
(303) 338-4545, as listed in official Medicare / NPI Registry data.
What is Ari B. Cohen's NPI number?
1477970481. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ari B. Cohen works

Medicare's Facility Affiliation Data lists Ari B. Cohen 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 Ari B. Cohen is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.

Group practices

Medicare enrollment lists Ari B. Cohen as a member of this group (CMS data updated 2026-10-02).

  • Colorado Permanente Medical Group PC1,327 clinicians in the group

Specialties

Find other Hospitalist doctors in Colorado →

Other hospitalists in Denver

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

All hospitalists in Denver →

Clinician information

CredentialMD
Graduation year2014
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1477970481
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