Sarah E. Rothhaas, P.A.
NPI 1881458040ActiveIndividual· Physician Assistant· Prince Frederick, MD
Physician Assistant (P.A.) with Calvert Internal Medicine Group, PA, practicing in Prince Frederick, Maryland. 235 Medicare patients in 2024, $38,380 paid; nearly all of their 464 Part D prescriptions were generic (91%). Lists Calverthealth Medical Center as a hospital affiliation.
Overview
| NPI | 1881458040 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. |
| Sole proprietor | No |
| NPI issued | Feb 8, 2024 |
| Last updated in NPPES | Mar 18, 2024 |
| Certified by provider | Feb 8, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | C0009249 | 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 (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 235 |
|---|---|
| Services billed | 1,007 across 66 procedure codes |
| Paid by Medicare | $38,380 |
Part D prescriptions in 2024
| Prescriptions (claims) | 464 · 916 30-day fills |
|---|---|
| Patients | 140 |
| Total drug cost | $36,310 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Calvert Internal Medicine Group, PADunkirk, MD · 39 clinicians
Hospital affiliation
- Calverthealth Medical CenterPrince Frederick, MD
Other facilities
- Chesapeake - Potomac Home Health Agency, Inc.Home health agency · Hughesville, MD
- HomecallHome health agency · Easton, MD
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 physician assistants in Prince Frederick · All physician assistants in Maryland