NPPES file of Aug 9, 2026

Christian Nnamdi Nwankwo, M.D., MPH, FAAFP

Family Medicine Physician · Gaithersburg, MD

Christian Nnamdi Nwankwo, M.D., MPH, FAAFP is a family medicine physician with a practice address in Gaithersburg, Maryland, and NPI 1881765170, issued on Nov 10, 2006. Check the license (Maryland D44239, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881765170
Name
Christian Nnamdi Nwankwo
Credential
M.D., MPH, FAAFP
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
D44239 MD
Self-reported in NPPES; status is on the state search
Practice location
17 Firstfield RD, Gaithersburg, MD 20878
Phone
(301) 977-9077
Enumerated
Nov 10, 2006
Record last updated
Nov 12, 2024
Fax
(301) 977-0402
Medicaid ID
146781601 MD
Medicare enrollment
Enrolled (PECOS I20080930000175); accepts Medicare assignment
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 17 Firstfield RD

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

  1. Annella Banks, CFNPFamily Nurse Practitioner1356557359
  2. Cecilia Nwankwo, M.DPediatric Adolescent Medicine Physician1467621623

Verify Christian Nnamdi Nwankwo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D44239
    Check 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 Maryland 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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66% fewer Medicare Part D claims than the average family medicine physician in 2024

1,222 Medicare Part D claims for 135 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.

  1. Christian Nwankwo1,222
  2. Specialty average3,544

Most prescribed

  1. Amlodipine Besylate106 claims
  2. Atorvastatin Calcium101 claims
  3. Metformin Hcl65 claims
  4. Gabapentin50 claims
  5. Carvedilol37 claims
  6. Famotidine36 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.

Industry payments in 2024: $91.12

3 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christian Nwankwo$91.12
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Capital Primary Care IncGaithersburg, MD
  2. Sun Rise Rehab LLCGreenbelt, MD

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

Christian Nnamdi Nwankwo among 1,912 family medicine physician records in Maryland

Christian Nnamdi Nwankwo, M.D., MPH, FAAFP 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 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 54% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1980 · median 2004 among the 1,141 with a school on file
  • Record last updated2024 · 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).

30 family medicine physician records list a practice address in Gaithersburg

They are 30 of the 2,580 NPPES records with a practice address in Gaithersburg, and 1,912 family medicine physician records in Maryland.

The 8 family medicine physician records with the nearest ZIP codes

  1. Bonnie Arze, MDGaithersburg, MD 208781245885672
  2. Mark Davis, M.D.North Potomac, MD 208781740598804
  3. Shikha Deva, MDDarnestown, MD 208781114245966
  4. Anna Ford, M.D.Gaithersburg, MD 208781760913826
  5. Daniel Gold, M.D.Gaithersburg, MD 208781952669236
  6. Jeremy Janssen, M.D.Gaithersburg, MD 208781255414371
  7. Robert Levine, D.O.Gaithersburg, MD 208781417274432
  8. Amy Nwankwo, MDGaithersburg, MD 208781467981167

Common questions

What is Christian Nnamdi Nwankwo, M.D., MPH, FAAFP's NPI number?

Christian Nnamdi Nwankwo, M.D., MPH, FAAFP's National Provider Identifier (NPI) is 1881765170, issued on Nov 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christian Nnamdi Nwankwo, M.D., MPH, FAAFP located?

The NPPES record lists a practice address at 17 Firstfield RD, Gaithersburg, MD, 20878. Phone: (301) 977-9077. Providers update this record themselves, so call before visiting.

How can I verify Christian Nnamdi Nwankwo, M.D., MPH, FAAFP's license?

NPPES lists Maryland license number D44239, 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 Christian Nnamdi Nwankwo, M.D., MPH, FAAFP prescribe under Medicare Part D?

In 2024, Christian Nnamdi Nwankwo, M.D., MPH, FAAFP had 1,222 Medicare Part D claims for 135 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.