Medicare Part D Prescribers in Washington, District of Columbia
24 flagged and high-volume prescribers across 12 medical specialties.
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
24
Providers
$7.1M
Total Drug Cost
1
High Risk
13.7%
Avg Opioid Rate
High-Risk Providers in Washington
Providers flagged by our multi-factor risk scoring model. Risk scores are statistical indicators, not allegations of wrongdoing. Learn about our methodology.
| Provider | Drug Cost | Opioid Rate |
|---|---|---|
| Ndubuisi Okafor | $5,430 | 37.9% |
Top Prescribers by Drug Cost
| Provider | Claims | Drug Cost |
|---|---|---|
| Gilbert Daniel | 18,069 | $2.6M |
| Norman Allen | 9,305 | $1.1M |
| Anteneh Tesfaye | 366 | $921K |
| Rafic Jarrah | 8,730 | $890K |
| Michael Thomas | 19,775 | $822K |
| Monica Vohra | 3,273 | $270K |
| Sruthi Reddy | 1,349 | $270K |
| Uzoamaka Nwaogwugwu | 1,576 | $184K |
| Adefolaju Oketokun | 203 | $9,513 |
| Emily Siegel | 202 | $7,657 |
| Ndubuisi OkaforHigh Risk | 161 | $5,430 |
| Fred Mo | 76 | $1,285 |
| Hassan Chehayeb | 51 | $247 |
| Wesley Adams | N/A | N/A |
| Kathleen Anderson | N/A | N/A |
| Sharmin Diaz | N/A | N/A |
| Asmeret Tewolde | N/A | N/A |
| Delphine Nguasong | N/A | N/A |
| Michelle Howe | N/A | N/A |
| Stuart Horwitz | N/A | N/A |
Specialties in Washington
Internal Medicine
8 providers
Nurse Practitioner
3 providers
Emergency Medicine
2 providers
Cardiology
1 provider
Nephrology
1 provider
General Practice
1 provider
Orthopedic Surgery
1 provider
Dentist
1 provider
Family Practice
1 provider
Gastroenterology
1 provider
Explore More
Data from CMS Medicare Part D Prescriber Public Use File, 2023. Only providers meeting CMS disclosure thresholds are included. Risk scores are statistical indicators based on prescribing pattern analysis — not allegations of fraud or wrongdoing.