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Emergency Medicine

Rachelle B. Pierre-Mathieu, MD

Sees patients in Wheaton, MD · Hyattsville, MD · Maryland

Summary

Dr. Rachelle B. Pierre-Mathieu, MD is an emergency medicine doctor at 11915 Georgia Ave, Wheaton, MD 20902. Phone: (301) 942-4505. Accepts Medicare assignment. NPI 1043411127. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 11915 Georgia Ave, Wheaton, MD 20902 · Directions (1 more location)
  • Phone: (301) 942‑4505
  • Medicare: Accepts Medicare assignment
  • Group practice: MedStar Urgent Care LLC
  • Medical school: Harvard Medical School · graduated 2006 (20 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Rachelle B. Pierre-Mathieu, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Rachelle B. Pierre-Mathieu accept Medicare assignment?
Yes. Medicare's clinician data says Rachelle B. Pierre-Mathieu accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Rachelle B. Pierre-Mathieu's NPI number?
1043411127. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Rachelle B. Pierre-Mathieu is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rachelle B. Pierre-Mathieu as a member of this group (CMS data updated October 2, 2026).

  • MedStar Urgent Care LLC300 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Maryland →

Other emergency medicine doctors in Wheaton

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

All emergency medicine doctors in Wheaton →

Other clinicians in MedStar Urgent Care LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolHarvard Medical School
Graduation year2006 (20 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1043411127
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians