NPPES file of Aug 9, 2026

Gastroenterology Physician in District of Columbia

89 NPPES records list gastroenterology physician with a practice address in District of Columbia, 13.1 per 100,000 residents, the 1st highest rate of 51. Washington and Washington Dc have the most; each record links to the provider's NPI and the District of Columbia license search. Page 2 of 2.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RG0100X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Washington has the most, 88

  1. Washington88
  2. Washington Dc1

Gastroenterology Physician records in District of Columbia

  1. Mark Mattar, MDWashington, DC 200071841401031
  2. Charles McQueen, M.D.Washington, DC 203071225134331
  3. Sabeen Medvedev, M.D, M.SWashington, DC 200071023308137
  4. Getachew Mekasha, M.D., PH.D.Washington, DC 200011912928243
  5. Katherine Murphy, MDWashington, DC 200101568023604
  6. Elizabeth Myles, MDWashington, DC 200171376606566
  7. Eiman Nabi, M.D.Washington, DC 200101588952659
  8. Angelica Nocerino, M.D.Washington, DC 200071932528197
  9. Donald O'Kieffe, M.D.Washington, DC 200061275501413
  10. Caren Palese, MDWashington, DC 200071083745129
  11. William Park, MDWashington, DC 200361710446026
  12. Mitesh Patel, M.D.Washington, DC 200101063696052
  13. Joseph Perry, M.D.Washington, DC 203071891881538
  14. Michael Phillips, MDWashington, DC 200061619075488
  15. Stanley Pietrak, M.D.Washington, DC 200071861758534
  16. Leen RaddaouiWashington, DC 200371528547262
  17. Antoinette Saddler, MDWashington, DC 200371437105533
  18. Julio Salcedo, MDWashington, DC 200101457363871
  19. Samuel Schueler, M.D.Washington, DC 200371922441583
  20. Michael Schwartz, M.D.Washington, DC 200061063481745
  21. Victor Scott, MDWashington, DC 200601356450407
  22. Shervin Shafa, M.D.Washington, DC 200071922254051
  23. Dhvani Shah, M.D.Washington, DC 200061790075828
  24. Shandiz ShahbaziWashington, DC 200071043717127
  25. Nalini Sharma, M.D.Washington, DC 200021407052954
  26. Danny Shearer, MDWashington, DC 200171275594905
  27. Ira Shocket, MDWashington, DC 200101376555771
  28. Duane Smoot, MDWashington, DC 200601922117050
  29. Howard Stark, MDWashington, DC 200371922033133
  30. Mohamed Sultan, MDWashington, DC 200371831320571
  31. Belen Tesfaye, M.DWashington, DC 200601225349020
  32. Gary Thompson, MDWashington, DC 200171609838937
  33. Adam Tillowitz, MDWashington, DC 200371245869510
  34. Nouf TurkiWashington, DC 200371649706573
  35. Arthur West, MDWashington, DC 200171407818800
  36. Ann Williams, MDWashington, DC 200361265526164
  37. Robert Williams, M.D.Washington Dc, DC 200171164527552
  38. Huimin Yu, M.D. PH.D.Washington, DC 200371922364959
  39. Steven Zeddun, MDWashington, DC 200371952578700

Source: CMS NPPES, primary taxonomy 207RG0100X: records by practice city and the list of records, file of Aug 9, 2026.

District of Columbia ranks 1 of 51 per resident

  1. District of Columbia13.1
  2. Massachusetts9.8
  3. Connecticut9.3
  4. 50 states and D.C.6.2

Source: CMS NPPES, primary taxonomy 207RG0100X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

78.7% of these records appear in a Medicare file, against 84.4% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. District of Columbia78.7%
  2. United States84.4%

Gastroenterology Physician records in District of Columbia, measured

  • In a Medicare file70 of 89 · 78.7% here, 84.4% nationally
  • In the CMS Doctors and Clinicians file57 · 64.0% here, 73.7% nationally
  • Not updated in five years or more61 · 68.5% here, 55.6% nationally
  • Median graduation year2004 · the 57 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RG0100X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

89 NPPES records list gastroenterology physician (207RG0100X) as their primary taxonomy with a practice address in District of Columbia: 13.1 per 100,000 residents against 6.2 nationally (50 states and D.C.). Washington has 88 of them (99%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Nebraska88
  2. Maine86
  3. New Mexico95
  4. Idaho82

States with a similar rate per 100,000

  1. Massachusetts9.8
  2. Connecticut9.3
  3. New York9.2
  4. Rhode Island8.8

The largest states

  1. California2,140
  2. New York1,797
  3. Florida1,513
  4. Texas1,478
  5. Pennsylvania1,049

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.