Katherine Siroky, MD
NPI 1033798699ActiveIndividual· Family Medicine· Oceanside, CA
Family Medicine (MD) in Oceanside, California, trained at University of Michigan Medical School (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $33,424 for 378 claims, against $8,032 paid for services in 2024. Organon LLC was the largest of 3 companies reporting payments in 2025, $60.37 in all, mostly food and beverage.
Overview
| NPI | 1033798699 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 2, 2021 |
| Last updated in NPPES | Sep 26, 2024 |
| Certified by provider | Sep 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A182040 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 41 |
|---|---|
| Services billed | 408 across 21 procedure codes |
| Paid by Medicare | $8,032 |
Part D prescriptions in 2024
| Prescriptions (claims) | 378 · 848 30-day fills |
|---|---|
| Patients | 83 |
| Total drug cost | $33,424 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of Michigan Medical School |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Scripps HealthLa Jolla, CA · 1,433 clinicians
Hospital affiliation
- Scripps Memorial Hospital - EncinitasEncinitas, CA
Industry payments (Open Payments)
- 2025$60.37 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $24.56 | 1 |
| Vertex Pharmaceuticals Incorporated | $21.17 | 1 |
| Lilly USA, LLC | $14.64 | 1 |
What the 2025 payments were for
- Food and Beverage$60.37 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 77 family medicine physicians in Oceanside · All family medicine physicians in California