Jason A. Yahwak, M.D.
NPI 1598868747ActiveIndividual· Internal Medicine, Pulmonary Disease· South Portland, ME
Internal Medicine, Pulmonary Disease (M.D.) in South Portland, Maine, trained at Creighton University School of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $1,322,625 for 2,209 claims, against $58,585 paid for services in 2024. Intuitive Surgical, Inc. reported $82.16 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1598868747 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 6, 2006 |
| Last updated in NPPES | Jun 15, 2022 |
| Certified by provider | Jun 15, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 15752 | ME |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 22296 | NH |
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 - Internal Medicine (ME); Practitioner - Pulmonary Disease (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 468 |
|---|---|
| Services billed | 789 across 42 procedure codes |
| Paid by Medicare | $58,585 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,209 · 4,312 30-day fills |
|---|---|
| Patients | 455 |
| Total drug cost | $1,322,625 |
| Generic share | 36% of claims |
Education and affiliations
| Medical school | Creighton University School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Critical Care (Intensivists) |
| Telehealth | Offers telehealth |
Medical groups
- Mercy HospitalPortland, ME · 301 clinicians
- Chest Medicine Associates PASouth Portland, ME · 30 clinicians
Hospital affiliations
- Mainehealth Maine Medical CenterPortland, ME
- Mainehealth Stephens HospitalNorway, ME
- Memorial Hospital, theNorth Conway, NH
- Northern Light Mercy HospitalPortland, ME
- York HospitalYork, ME
Industry payments (Open Payments)
- 2025$82.16 · 1 payment from 1 company
- 2024$133.75 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $82.16 | 1 |
What the 2025 payments were for
- Food and Beverage$82.16 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 pulmonologists in South Portland · All pulmonologists in Maine