Harsha R. Jayawardena, MD
NPI 1871587352ActiveIndividual· Surgery· Mason City, IA
Surgery (MD) with North Iowa Mercy Clinics and 1 other group, practicing in Mason City, Iowa. In 2024 Medicare paid $100,572 for 402 patients, and Part D covered 150 of their prescriptions, 85% of them generic. Phathom Pharmaceuticals, Inc. was the largest of 4 companies reporting payments in 2025, $124.76 in all, mostly food and beverage. Lists Franklin General Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1871587352 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 9, 2005 |
| Last updated in NPPES | Jan 17, 2024 |
| Certified by provider | Jan 17, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 30488 | IA |
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 - General Surgery (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 402 |
|---|---|
| Services billed | 914 across 92 procedure codes |
| Paid by Medicare | $100,572 |
Part D prescriptions in 2024
| Prescriptions (claims) | 150 · 150 30-day fills |
|---|---|
| Patients | 101 |
| Total drug cost | $6,173 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1983 |
|---|---|
| Medicare specialty | General Surgery |
Medical groups
- North Iowa Mercy ClinicsMason City, IA · 302 clinicians
- Mercy Medical Center New HamptonNew Hampton, IA · 20 clinicians
Hospital affiliations
- Franklin General HospitalHampton, IA
- Mercy Medical Center-New HamptonNew Hampton, IA
- Mercyone North Iowa Medical CenterMason City, IA
Industry payments (Open Payments)
- 2025$124.76 · 6 payments from 4 companies
- 2024$477.90 · 18 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $41.80 | 3 |
| Organogenesis Inc. | $35.42 | 1 |
| Boston Scientific Corporation | $31.58 | 1 |
| Vertex Pharmaceuticals Incorporated | $15.96 | 1 |
What the 2025 payments were for
- Food and Beverage$124.76 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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