Thomas Ndifor Pefok, M.D
Family Medicine Physician · Rockville, MD
Thomas Ndifor Pefok, M.D is a family medicine physician with a practice address in Rockville, Maryland, and NPI 1679950703, issued on Apr 27, 2015. Check the license (Maryland D0084788, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Thomas Ndifor Pefok
- Credential
- M.D
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- D0084788 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2101 E Jefferson St, Rockville, MD 20852
- Phone
- (301) 816-5853
- Enumerated
- Apr 27, 2015
- Record last updated
- May 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20181001002668); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,912 in Maryland → Look up another NPI →
Also registered at 2101 E Jefferson St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Joanne Beck, PMHCNS-BCMental Health Counselor1902109705
- Jacqueline Bradley, CNPPrimary Care Nurse Practitioner1740346998
- Julianne Camba, MDInternal Medicine Physician1043456320
Verify Thomas Ndifor Pefok in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0084788Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average family medicine physician in 2024
7,746 Medicare Part D claims for 867 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 198 claims were for opioids.
Most prescribed
- Atorvastatin Calcium985 claims
- Amlodipine Besylate570 claims
- Losartan Potassium383 claims
- Lisinopril316 claims
- Metformin Hcl272 claims
- Glipizide203 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Ndifor Pefok among 1,912 family medicine physician records in Maryland
Thomas Ndifor Pefok, M.D is one of 1,912 family medicine physician records with a practice address in Maryland. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 77% of them.
- NPI issued2015 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2014 · median 2004 among the 1,141 with a school on file
- Record last updated2021 · 58% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
77 family medicine physician records list a practice address in Rockville
They are 77 of the 14,353 NPPES records with a practice address in Rockville, and 1,912 family medicine physician records in Maryland.
All 1,912 in Maryland → Every provider in Rockville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Janice Beaverson, MDRockville, MD 208521306907803
- Sue Chen, D.O.Rockville, MD 208521285719377
- Yoon Cho, D.O.North Bethesda, MD 208521811094469
- Kamalinee DeshpandeRockville, MD 208521730277054
- Latoya Edwards, MDRockville, MD 208521689732638
- Jack Epstein, MDRockville, MD 208521063569507
- Steven Fong, M.D.Rockville, MD 208521346335205
- Zhen-Ya Gao, MDRockville, MD 208521598869885
Common questions
What is Thomas Ndifor Pefok, M.D's NPI number?
Thomas Ndifor Pefok, M.D's National Provider Identifier (NPI) is 1679950703, issued on Apr 27, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Ndifor Pefok, M.D located?
The NPPES record lists a practice address at 2101 E Jefferson St, Rockville, MD, 20852. Phone: (301) 816-5853. Providers update this record themselves, so call before visiting.
How can I verify Thomas Ndifor Pefok, M.D's license?
NPPES lists Maryland license number D0084788, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thomas Ndifor Pefok, M.D prescribe under Medicare Part D?
In 2024, Thomas Ndifor Pefok, M.D had 7,746 Medicare Part D claims for 867 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.