Sarah Marie Calkins, M.D.
NPI 1073848503ActiveIndividual· Pathology, Cytopathology· San Francisco, CA
Pathology, Cytopathology (M.D.) with Peninsula Pathologists Medical Group Inc, practicing in San Francisco, California. Medicare paid $73,675 for services to 673 patients in 2024. Abbott Laboratories reported $24.92 in payments in 2025, mostly food and beverage. Lists El Camino Health and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1073848503 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 16, 2009 |
| Last updated in NPPES | May 24, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Cytopathology Primary | 207ZC0500X | A111787 | 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 - Pathology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 673 |
|---|---|
| Services billed | 1,967 across 30 procedure codes |
| Paid by Medicare | $73,675 |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Pathology |
Medical group
- Peninsula Pathologists Medical Group IncBurlingame, CA · 17 clinicians
Hospital affiliations
- El Camino HealthMountain View, CA
- Peninsula Medical CenterBurlingame, CA
- Sequoia HospitalRedwood City, CA
- Stanford Health CareStanford, CA
Industry payments (Open Payments)
- 2025$24.92 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $24.92 | 1 |
What the 2025 payments were for
- Food and Beverage$24.92 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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