Mark Thomas Matsunaga, MD
NPI 1962409656ActiveIndividual· Anesthesiology, Pain Medicine· Columbia, MD
Anesthesiology, Pain Medicine (MD) in Columbia, Maryland, trained at George Washington University School of Medicine (class of 1986). In 2024 Medicare paid $467,277 for 368 patients, and Part D covered 2,651 of their prescriptions, 86% of them generic. Abbvie Inc. was the largest of 15 companies reporting payments in 2025, $1,570 in all, mostly food and beverage.
Overview
| NPI | 1962409656 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 7, 2005 |
| Last updated in NPPES | Sep 14, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology, Pain Medicine Primary | 207LP2900X | D0037907 | MD |
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 - Anesthesiology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 368 |
|---|---|
| Services billed | 7,936 across 49 procedure codes |
| Paid by Medicare | $467,277 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,651 · 2,814 30-day fills |
|---|---|
| Patients | 314 |
| Total drug cost | $430,989 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Anesthesiology |
| Secondary specialties | Pain Management |
Other facilities
- Home CallHome health agency · Westminster, MD
Industry payments (Open Payments)
- 2025$1,570 · 77 payments from 15 companies
- 2024$1,662 · 105 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $365.93 | 16 |
| Lundbeck LLC | $242.03 | 8 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $233.13 | 14 |
| Collegium Pharmaceutical, Inc. | $221.06 | 18 |
| Pfizer Inc. | $217.99 | 8 |
What the 2025 payments were for
- Food and Beverage$1,570 · 77 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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