Andrew Thomas Catanzaro, MD
NPI 1003957176ActiveIndividual· Internal Medicine, Infectious Disease· Washington, DC
Internal Medicine, Infectious Disease (MD) with Adventist Physician Services Inc, practicing in Washington, District of Columbia. Their prescriptions cost Medicare Part D more than their services did: $244,572 for 275 claims, against $76,334 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 11 companies reporting payments in 2025, $863.82 in all, mostly food and beverage. Lists Adventist Healthcare White Oak Medical Center as a hospital affiliation.
Overview
| NPI | 1003957176 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 9, 2007 |
| Last updated in NPPES | Feb 17, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | MD300619 | DC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Infectious Disease (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 229 |
|---|---|
| Services billed | 764 across 28 procedure codes |
| Paid by Medicare | $76,334 |
Part D prescriptions in 2024
| Prescriptions (claims) | 275 · 354 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $244,572 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Infectious Disease |
Medical group
- Adventist Physician Services IncSilver Spring, MD · 148 clinicians
Hospital affiliation
- Adventist Healthcare White Oak Medical CenterSilver Spring, MD
Industry payments (Open Payments)
- 2025$863.82 · 40 payments from 11 companies
- 2024$686.61 · 39 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $249.21 | 9 |
| Gilead Sciences, Inc. | $173.55 | 10 |
| Abbvie Inc. | $120.39 | 6 |
| Insmed, Inc. | $99.10 | 5 |
| Smith+nephew, Inc. | $74.97 | 3 |
What the 2025 payments were for
- Food and Beverage$863.82 · 40 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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