William T. Dowling, MD
NPI 1407808991ActiveIndividual· Urology· Baltimore, MD
Urology (MD) with Chesapeake Urology Associates LLC, practicing in Baltimore, Maryland. 1,082 Medicare patients in 2024, $270,579 paid; nearly all of their 1,821 Part D prescriptions were generic (91%). Abbvie Inc. was the largest of 21 companies reporting payments in 2025, $1,909 in all, mostly food and beverage. Lists Medstar Franklin Square Medical Center as a hospital affiliation.
Overview
| NPI | 1407808991 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 16, 2006 |
| Last updated in NPPES | Mar 12, 2025 |
| Certified by provider | Mar 12, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | D0052019 | MD |
| Specialist | 174400000X | D0052019 | 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 - Urology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,082 |
|---|---|
| Services billed | 7,624 across 84 procedure codes |
| Paid by Medicare | $270,579 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,821 · 3,885 30-day fills |
|---|---|
| Patients | 491 |
| Total drug cost | $208,670 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Urology |
Medical group
- Chesapeake Urology Associates LLCGermantown, MD · 177 clinicians
Hospital affiliation
- Medstar Franklin Square Medical CenterRosedale, MD
Industry payments (Open Payments)
- 2025$1,909 · 84 payments from 21 companies
- 2024$2,065 · 72 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $342.62 | 14 |
| Sumitomo Pharma America, Inc. | $261.28 | 16 |
| Pfizer Inc. | $151.16 | 9 |
| Immunitybio, Inc. | $135.17 | 1 |
| Antares Pharma, Inc. | $121.74 | 5 |
What the 2025 payments were for
- Food and Beverage$1,909 · 84 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 103 urologists in Baltimore · All urologists in Maryland