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Internal Medicine

Adrian O. Chen, MD

Works at hospitals in Richmond, MO · Missouri

Summary

Adrian O. Chen, MD (Internal Medicine) is listed by Medicare at 1 hospital in Richmond, MO. NPI 1790952869. 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 Adrian O. Chen, 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
18Years since medical school (graduated 2008)
Meharry Medical College School Of MedicineMedical school
MaleGender (as listed)
Meritas Health CorporationGroup practice

Quick answers

Which hospitals does Adrian O. Chen work at?
Medicare's official clinician data lists Adrian O. Chen at 1 hospital: Ray County Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Adrian O. Chen see patients?
Medicare's clinician data lists 1 practice location in Richmond, MO. Call before your visit to confirm the address.
What is Adrian O. Chen's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Pediatric Medicine.
Does Adrian O. Chen accept Medicare assignment?
Yes. Medicare's clinician data says Adrian O. Chen 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 Adrian O. Chen?
(816) 772-2201, as listed in official Medicare / NPI Registry data.
What is Adrian O. Chen's NPI number?
1790952869. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Adrian O. Chen works

Medicare's Facility Affiliation Data lists Adrian O. Chen 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 Adrian O. Chen is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Adrian O. Chen as a member of this group (CMS data updated 2026-10-02).

  • Meritas Health Corporation502 clinicians in the group

Specialties

Find other Internal Medicine doctors in Missouri →

Other internal medicine doctors in Missouri

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

All internal medicine doctors in Missouri →

Clinician information

CredentialMD
Medical schoolMeharry Medical College School Of Medicine
Graduation year2008
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1790952869
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