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

Obstetrics/Gynecology

Elissa Trieu, MD

Works at hospitals in Baltimore, MD · Maryland

Summary

Elissa Trieu, MD (Obstetrics/Gynecology) is listed by Medicare at 1 hospital in Baltimore, MD. NPI 1922568781. 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 Elissa Trieu, 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

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
7Years since medical school (graduated 2019)
Virginia Commonwealth University, School Of MedicineMedical school
FemaleGender (as listed)
Greater Baltimore Medical CenterGroup practice

Quick answers

Which hospitals does Elissa Trieu work at?
Medicare's official clinician data lists Elissa Trieu at 1 hospital: Greater Baltimore Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Elissa Trieu see patients?
Medicare's clinician data lists 2 practice locations, including Baltimore, MD. Call before your visit to confirm the address.
What is Elissa Trieu's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Elissa Trieu accept Medicare assignment?
Yes. Medicare's clinician data says Elissa Trieu 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 Elissa Trieu's NPI number?
1922568781. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Elissa Trieu works

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

Group practices

Medicare enrollment lists Elissa Trieu as a member of this group (CMS data updated 2026-10-02).

  • Greater Baltimore Medical Center354 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Maryland →

Other OB-GYNs in Baltimore

Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.

All OB-GYNs in Baltimore →

Clinician information

CredentialMD
Medical schoolVirginia Commonwealth University, School Of Medicine
Graduation year2019
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1922568781
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