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

Internal Medicine

Ruth Reese, MD

Sees patients in Washington, DC · Glenview, IL · Clinton, MD · District of Columbia, Illinois, Maryland

Summary

Dr. Ruth Reese, MD is an internal medicine doctor at 1145 19th St NW, 311 Mmg at 19th Street NW, Washington, DC 20036. Phone: (202) 429-2401. Accepts Medicare assignment. NPI 1942886585. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1145 19th St NW, 311 Mmg at 19th Street NW, Washington, DC 20036 · Directions (2 more locations)
  • Phone: (202) 429‑2401
  • Medicare: Accepts Medicare assignment
  • Group practice: MedStar Medical Group II LLC (+1 more)
  • Medical school: University Of Mississippi School Of Medicine · graduated 2021 (5 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Ruth Reese, 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 Ruth Reese accept Medicare assignment?
Yes. Medicare's clinician data says Ruth Reese 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 Ruth Reese's NPI number?
1942886585. 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 Ruth Reese is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ruth Reese as a member of these groups (CMS data updated October 2, 2026).

  • MedStar Medical Group II LLC3,767 clinicians in the group
  • Select Rehabilitation, LLC2,046 clinicians in the group

Specialties

Find other Internal Medicine doctors in District of Columbia →

Other internal medicine doctors in Washington

Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.

All internal medicine doctors in Washington →

Other clinicians in MedStar Medical Group II LLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Mississippi School Of Medicine
Graduation year2021 (5 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1942886585
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