NPPES file of Aug 9, 2026

Yvonne Koyen Okoh, M.D.

Family Medicine Physician · Washington, DC

Yvonne Koyen Okoh, M.D. is a family medicine physician with a practice address in Washington, District of Columbia, and NPI 1689801045, issued on Jun 12, 2009. Check the license on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689801045
Name
Yvonne Koyen Okoh
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
D84196 MD
0101256260 VA
0116021396 VA
Self-reported in NPPES; status is on the state search
Practice location
1251B Saratoga Ave NE, Washington, DC 20018
Phone
(202) 469-4699
Enumerated
Jun 12, 2009
Record last updated
Dec 5, 2024
Medicaid ID
064233200 DC
Medicare enrollment
Enrolled (PECOS I20241227002764); accepts Medicare assignment
Medical or professional school
Howard University College Of Medicine, 2009
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1251B Saratoga Ave NE

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Maria Acquaviva, NURSE PRACTITIONERFamily Nurse Practitioner1467517060
  2. Yasmeen AhmadGeneral Practice Dentistry1174356992
  3. Karen Barnes, M.D.Podiatrist1619031341
  4. Gladys Chi, CRNPFamily Nurse Practitioner1215260476
  5. Erin Evans, PA-CPhysician Assistant1114722147
  6. Alisha Gray, PA-CPhysician Assistant1558191932

Verify Yvonne Koyen Okoh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDistrict of Columbia Board of MedicineCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the District of Columbia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Unity Health Care Inc.Washington, DC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Yvonne Koyen Okoh among 350 family medicine physician records in District of Columbia

Yvonne Koyen Okoh, M.D. is one of 350 family medicine physician records with a practice address in District of Columbia. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 55% of them.

  • NPI issued2009 · 55% of these records are older, 40% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2009 · median 2012 among the 182 with a school on file
  • Record last updated2024 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Family Medicine Physician providers in District of Columbia

There are 350 family medicine physician records in District of Columbia.

The 8 family medicine physician records with the nearest ZIP codes

  1. Margaret Buo-Frundi, CRNPWashington, DC 200181154751204
  2. April Everett, M.D.Washington, DC 200181144356007
  3. Meridith Kolbrener, MDWashington, DC 200181942467865
  4. Cleopatra KulasiWashington, DC 200181962036624
  5. Francyne Anderson, MDWashington, DC 200171932368800
  6. Deirdre Byrne, M.D.Washington, DC 200171144310392
  7. Roxana Diba, M.D.Washington, DC 200171366602658
  8. Melissa Fagonde, MDWashington, DC 200171164715926

Common questions

What is Yvonne Koyen Okoh, M.D.'s NPI number?

Yvonne Koyen Okoh, M.D.'s National Provider Identifier (NPI) is 1689801045, issued on Jun 12, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Yvonne Koyen Okoh, M.D. located?

The NPPES record lists a practice address at 1251B Saratoga Ave NE, Washington, DC, 20018. Phone: (202) 469-4699. Providers update this record themselves, so call before visiting.

How can I verify Yvonne Koyen Okoh, M.D.'s license?

Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it 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.