Marshall A. Corson
NPI 1548346349ActiveIndividual· Internal Medicine, Interventional Cardiology· Seattle, WA
Internal Medicine, Interventional Cardiology in Seattle, Washington, trained at Baylor College of Medicine (class of 1981). Medicare paid $337.75 for services to 18 patients in 2024.
Overview
| NPI | 1548346349 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Oct 27, 2006 |
| Last updated in NPPES | Apr 27, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | MD00031838 | WA |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | MD00031838 | WA |
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 - Cardiovascular Disease (Cardiology) (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 18 |
|---|---|
| Services billed | 18 across 2 procedure codes |
| Paid by Medicare | $337.75 |
Education and affiliations
| Medical school | Baylor College of Medicine |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Whidbey Island Public Hospital DistrictOak Harbor, WA · 103 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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