Gimha Sudhani Gunawardana, M.D
NPI 1720274921ActiveIndividual· Internal Medicine· Pomona, CA
Internal Medicine (M.D) with Prohealth Partners, A Medical Group and 1 other group, practicing in Pomona, California. In 2024 Medicare paid $317,914 for 492 patients, and Part D covered 3,722 of their prescriptions, 87% of them generic. Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $75.28 in all, mostly food and beverage. Lists Casa Colina Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1720274921 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | Yes |
| NPI issued | Sep 20, 2007 |
| Last updated in NPPES | Oct 16, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A101531 | CA |
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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 492 |
|---|---|
| Services billed | 3,821 across 17 procedure codes |
| Paid by Medicare | $317,914 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,722 · 6,220 30-day fills |
|---|---|
| Patients | 418 |
| Total drug cost | $232,113 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Geriatric Medicine, Hospice/Palliative Care |
Medical groups
- Prohealth Partners, A Medical GroupLong Beach, CA · 239 clinicians
- United Hospitalist IncPomona, CA · 17 clinicians
Hospital affiliations
- Casa Colina HospitalPomona, CA
- Pomona Valley Hospital Medical CenterPomona, CA
- San Antonio Regional HospitalUpland, CA
Other facilities
- Angelus Home HealthHome health agency · Ontario, CA
- Jameco Home Health Agency IncHome health agency · Upland, CA
- Ally HospiceHospice · San Bernardino, CA
- Bright Haven HospiceHospice · Rancho Cucamonga, CA
- Casa Colina Hosp for Rehab MedicineInpatient rehabilitation facility · Pomona, CA
- Kindred Hospital OntarioLong-term care hospital · Ontario, CA
Industry payments (Open Payments)
- 2025$75.28 · 3 payments from 2 companies
- 2024$28.97 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $47.00 | 2 |
| Lilly USA, LLC | $28.28 | 1 |
What the 2025 payments were for
- Food and Beverage$75.28 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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