Katherine B. Sirianni, PA-C
NPI 1316254428ActiveIndividual· Physician Assistant· Germantown, MD
Physician Assistant (PA-C) with Family Healthcare, P.C., practicing in Germantown, Maryland. Their prescriptions cost Medicare Part D more than their services did: $268,589 for 2,450 claims, against $1,854 paid for services in 2024. Exact Sciences Corporation was the largest of 4 companies reporting payments in 2025, $278.49 in all, mostly food and beverage.
Overview
| NPI | 1316254428 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 10, 2010 |
| Last updated in NPPES | Dec 15, 2025 |
| Certified by provider | Dec 15, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | C0004319 | MD |
| Physician Assistant | 363A00000X | — | — |
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 - Physician Assistant (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 13 |
|---|---|
| Services billed | 36 across 10 procedure codes |
| Paid by Medicare | $1,854 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,450 · 6,051 30-day fills |
|---|---|
| Patients | 410 |
| Total drug cost | $268,589 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Family Healthcare, P.C.Germantown, MD · 9 clinicians
Other facilities
- Adventist Home Health Services, Inc.Home health agency · Silver Spring, MD
Industry payments (Open Payments)
- 2025$278.49 · 4 payments from 4 companies
- 2024$837.87 · 39 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $122.09 | 1 |
| Astellas Pharma US Inc | $122.09 | 1 |
| Lilly USA, LLC | $17.78 | 1 |
| Novartis Pharmaceuticals Corporation | $16.53 | 1 |
What the 2025 payments were for
- Food and Beverage$278.49 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 44 physician assistants in Germantown · All physician assistants in Maryland