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Diagnostic Radiology

Monica D. Watkins, MD

Works at hospitals in Washington, DC · Bethesda, MD · District of Columbia, Maryland

Summary

Dr. Monica D. Watkins, MD is a radiologist at 5255 Loughboro Road NW, Sibley Memorial Hospital, Washington, DC 20016. Phone: (202) 537-4795. May accept Medicare assignment. In 2024, Monica D. Watkins had 2,858 Original Medicare patients and 12,581 services. NPI 1992884712. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Monica D. Watkins, 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 Monica D. Watkins accept Medicare assignment?
Medicare's clinician data says Monica D. Watkins may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Monica D. Watkins see?
In 2024, CMS data shows 2,858 Original Medicare patients and 12,581 services for Monica D. Watkins. This counts Original Medicare only and measures volume, not quality.
What is Monica D. Watkins's NPI number?
1992884712. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Monica D. Watkins, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients2,858
Services billed to Medicare12,581
Different services or procedures35
Participating Medicare providerYes
Average age of these patients79

Most frequent services

  1. Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)5,825 services
  2. Injection, gadobutrol, 0.1 ml (A9585)1,664 services
  3. Ct scan head or brain without contrast (70450)1,624 services
  4. Ct scan of upper spine without contrast (72125)774 services
  5. Mri scan of brain before and after contrast (70553)553 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis58%
  • Stroke or mini-stroke47%
  • Ischemic heart disease35%
  • Diabetes31%

Hospitals where Monica D. Watkins works

Medicare's Facility Affiliation Data lists Monica D. Watkins at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Monica D. Watkins is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Monica D. Watkins as a member of these groups (CMS data updated October 2, 2026).

  • Johns Hopkins University2,909 clinicians in the group
  • Johns Hopkins University713 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in District of Columbia →

Other radiologists in Washington

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

All radiologists in Washington →

Other clinicians in Johns Hopkins University

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

Clinician information

CredentialMD
Medical schoolUniversity Of Chicago, Pritzker School Of Medicine
Graduation year2000 (26 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1992884712
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians