Gisela C. Okonski, M.D.
NPI 1518926559ActiveIndividual· Internal Medicine· Redding, CA
Internal Medicine (M.D.) in Redding, California, licensed in CA, with an NPI issued in March 2006. Their prescriptions cost Medicare Part D more than their services did: $1,442,704 for 8,199 claims, against $316,181 paid for services in 2024. Biotronik Inc. was the largest of 16 companies reporting payments in 2025, $1,124 in all, mostly food and beverage. Lists Mercy Medical Center of Mt Shasta and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1518926559 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 20, 2006 |
| Last updated in NPPES | Aug 29, 2022 |
| Certified by provider | Aug 29, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A46125 | CA |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | A46125 | CA |
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 - Cardiovascular Disease (Cardiology) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,058 |
|---|---|
| Services billed | 5,298 across 28 procedure codes |
| Paid by Medicare | $316,181 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,199 · 21,533 30-day fills |
|---|---|
| Patients | 819 |
| Total drug cost | $1,442,704 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Hospital affiliations
- Mercy Medical Center of Mt ShastaMount Shasta, CA
- Mercy Medical Center ReddingRedding, CA
- Oroville HospitalOroville, CA
- Shasta Regional Medical CenterRedding, CA
- St Elizabeth Community HospitalRed Bluff, CA
Industry payments (Open Payments)
- 2025$1,124 · 51 payments from 16 companies
- 2024$1,266 · 52 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biotronik Inc. | $291.84 | 15 |
| Novartis Pharmaceuticals Corporation | $197.31 | 8 |
| Medtronic, Inc. | $124.87 | 5 |
| Merck Sharp & Dohme LLC | $121.12 | 5 |
| Amgen Inc. | $69.49 | 3 |
What the 2025 payments were for
- Food and Beverage$1,124 · 51 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 57 internal medicine physicians in Redding · All internal medicine physicians in California