Kassondra Suzanne Grzankowski, M.D.
NPI 1316109648ActiveIndividual· Obstetrics & Gynecology, Gynecologic Oncology· San Antonio, TX
Obstetrics & Gynecology, Gynecologic Oncology (M.D.) in San Antonio, Texas, trained at State University of New York at Buffalo School of Medicine (class of 2008). In 2024 Medicare paid $298,206 for 82 patients, and Part D covered 221 of their prescriptions, 87% of them generic. Merck Sharp & Dohme LLC was the largest of 19 companies reporting payments in 2025, $664.64 in all, mostly food and beverage.
Overview
| NPI | 1316109648 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 27, 2008 |
| Last updated in NPPES | Aug 8, 2023 |
| Certified by provider | Aug 8, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Gynecologic Oncology Primary | 207VX0201X | S5634 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gynecological Oncology (AZ); Practitioner - Gynecological Oncology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 82 |
|---|---|
| Services billed | 11,933 across 87 procedure codes |
| Paid by Medicare | $298,206 |
Part D prescriptions in 2024
| Prescriptions (claims) | 221 · 234 30-day fills |
|---|---|
| Patients | 62 |
| Total drug cost | $180,101 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Gynecological Oncology |
| Telehealth | Offers telehealth |
Medical group
- South Texas Oncology and Hematology, PLLCSan Antonio, TX · 41 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Methodist HospitalSan Antonio, TX
- Methodist Hospital Stone OakSan Antonio, TX
- St David's Medical CenterAustin, TX
Industry payments (Open Payments)
- 2025$664.64 · 29 payments from 19 companies
- 2024$850.93 · 29 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $111.84 | 5 |
| Jazz Pharmaceuticals Inc. | $65.38 | 3 |
| Pfizer Inc. | $51.85 | 2 |
| Servier Pharmaceuticals LLC | $44.76 | 2 |
| Janssen Biotech, Inc. | $42.21 | 2 |
What the 2025 payments were for
- Food and Beverage$664.64 · 29 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Obstetrics & Gynecology, Gynecologic Oncology providers in San Antonio
- 1942451075
- 1821287483
- 1871615229
- 1578925475
- 1881701944
- 1023338472
- 1235335472
- 1184615452
- 1437714201
- 1851684252
- 1841206885
- 1073888319
All Obstetrics & Gynecology, Gynecologic Oncology providers in Texas →