Nizamuddin Jainuddin Maruf, MD
NPI 1841209822ActiveIndividual· Urology· Bethesda, MD
Urology (MD) with Chesapeake Urology Associates LLC, practicing in Bethesda, Maryland. 609 Medicare patients in 2024, $171,309 paid; nearly all of their 742 Part D prescriptions were generic (90%). Janssen Biotech, Inc. was the largest of 8 companies reporting payments in 2025, $533.34 in all, mostly food and beverage.
Overview
| NPI | 1841209822 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 7, 2006 |
| Last updated in NPPES | Mar 12, 2025 |
| Certified by provider | Mar 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | D0047192 | MD |
| Urology | 208800000X | MD30503 | DC |
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 - Urology (DC); Practitioner - Urology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 609 |
|---|---|
| Services billed | 4,456 across 60 procedure codes |
| Paid by Medicare | $171,309 |
Part D prescriptions in 2024
| Prescriptions (claims) | 742 · 1,968 30-day fills |
|---|---|
| Patients | 264 |
| Total drug cost | $100,312 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1974 |
|---|---|
| Medicare specialty | Urology |
Medical group
- Chesapeake Urology Associates LLCGermantown, MD · 177 clinicians
Industry payments (Open Payments)
- 2025$533.34 · 9 payments from 8 companies
- 2024$793.19 · 22 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $148.05 | 1 |
| Immunitybio, Inc. | $135.17 | 1 |
| Merck Sharp & Dohme LLC | $107.86 | 1 |
| Astrazeneca Pharmaceuticals LP | $58.38 | 2 |
| Civco Medical Instruments | $24.16 | 1 |
What the 2025 payments were for
- Food and Beverage$498.28 · 8 payments
- Education$35.06 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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