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

Emergency Medicine

May Y. Yen, MD

Works at hospitals in Chapel Hill, NC · North Carolina

Summary

May Y. Yen, MD (Emergency Medicine) is listed by Medicare at 1 hospital in Chapel Hill, NC. NPI 1194981340. 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 May Y. Yen, 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

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
22Years since medical school (graduated 2004)
University Of Pittsburgh School Of MedicineMedical school
FemaleGender (as listed)
University of North Carolina at Chapel HillGroup practice

Quick answers

Which hospitals does May Y. Yen work at?
Medicare's official clinician data lists May Y. Yen at 1 hospital: UNC Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
Where does May Y. Yen see patients?
Medicare's clinician data lists 1 practice location in Chapel Hill, NC. Call before your visit to confirm the address.
What is May Y. Yen's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does May Y. Yen accept Medicare assignment?
Yes. Medicare's clinician data says May Y. Yen 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 May Y. Yen?
(984) 974-1000, as listed in official Medicare / NPI Registry data.
What is May Y. Yen's NPI number?
1194981340. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where May Y. Yen works

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

  • UNC HospitalsChapel Hill, NC · Acute Care Hospital · CCN 340061

Practice locations

Addresses where May Y. Yen is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists May Y. Yen as a member of this group (CMS data updated 2026-10-02).

  • University of North Carolina at Chapel Hill2,052 clinicians in the group

Specialties

Find other Emergency Medicine doctors in North Carolina →

Other emergency medicine doctors in Chapel Hill

Clinicians with the same Medicare primary specialty in Chapel Hill, NC — not a recommendation.

All emergency medicine doctors in Chapel Hill →

Clinician information

CredentialMD
Medical schoolUniversity Of Pittsburgh School Of Medicine
Graduation year2004
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1194981340
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