Mary F. Casiwa, MD
NPI 1497016042ActiveIndividual· Family Medicine· San Antonio, TX
Family Medicine (MD) with Physician Primecare, Inc, practicing in San Antonio, Texas. Their prescriptions cost Medicare Part D more than their services did: $784,040 for 6,645 claims, against $47,369 paid for services in 2024. Lists Baptist Medical Center as a hospital affiliation.
Overview
| NPI | 1497016042 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 30, 2012 |
| Last updated in NPPES | May 4, 2022 |
| Certified by provider | May 4, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | R5097 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 1,487 across 53 procedure codes |
| Paid by Medicare | $47,369 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,645 · 14,370 30-day fills |
|---|---|
| Patients | 494 |
| Total drug cost | $784,040 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Physician Primecare, IncSan Antonio, TX · 64 clinicians
Hospital affiliation
- Baptist Medical CenterSan Antonio, TX
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 1,086 family medicine physicians in San Antonio · All family medicine physicians in Texas