Christian Nnamdi Nwankwo Jr., M.D., MPH, FAAFP
NPI 1881765170ActiveIndividual· Family Medicine· Gaithersburg, MD
Family Medicine (M.D., MPH, FAAFP) with Sun Rise Rehab LLC and 1 other group, practicing in Gaithersburg, Maryland. Their prescriptions cost Medicare Part D more than their services did: $135,666 for 1,222 claims, against $57,998 paid for services in 2024. Exact Sciences Corporation was the largest of 6 companies reporting payments in 2025, $174.81 in all, mostly food and beverage.
Overview
| NPI | 1881765170 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., MPH, FAAFP |
| Sole proprietor | Yes |
| NPI issued | Nov 10, 2006 |
| Last updated in NPPES | Nov 12, 2024 |
| Certified by provider | Nov 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | D44239 | MD |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 125 |
|---|---|
| Services billed | 635 across 26 procedure codes |
| Paid by Medicare | $57,998 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,222 · 2,891 30-day fills |
|---|---|
| Patients | 135 |
| Total drug cost | $135,666 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1980 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- Sun Rise Rehab LLCGreenbelt, MD · 23 clinicians
- Capital Primary Care IncGaithersburg, MD · 2 clinicians
Other facilities
- Adventist Healthcare Rehabilitation at RockvilleInpatient rehabilitation facility · Rockville, MD
Industry payments (Open Payments)
- 2025$174.81 · 7 payments from 6 companies
- 2024$91.12 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $45.91 | 2 |
| Boston Scientific Corporation | $45.37 | 1 |
| Pfizer Inc. | $26.82 | 1 |
| Novo Nordisk Inc | $22.66 | 1 |
| Cranial Technologies, Inc | $18.23 | 1 |
What the 2025 payments were for
- Food and Beverage$174.81 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 42 family medicine physicians in Gaithersburg · All family medicine physicians in Maryland