Katherine Marina Grosner
NPI 1427630243ActiveIndividual· Nurse Anesthetist, Certified Registered· Williamsville, NY
Nurse Anesthetist, Certified Registered with Maple Gate Anesthesiologists, P.C., practicing in Williamsville, New York. Medicare paid $9,876 for services to 52 patients in 2024. Abiomed was the largest of 8 companies reporting payments in 2025, $851.63 in all, mostly food and beverage. Lists Kaleida Health as a hospital affiliation.
Overview
| NPI | 1427630243 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 21, 2021 |
| Last updated in NPPES | Apr 21, 2021 |
| Certified by provider | Apr 21, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 673311-1 | NY |
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 - Certified Registered Nurse Anesthetist (CRNA) (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 52 |
|---|---|
| Services billed | 53 across 22 procedure codes |
| Paid by Medicare | $9,876 |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- Maple Gate Anesthesiologists, P.C.Buffalo, NY · 116 clinicians
Hospital affiliation
- Kaleida HealthBuffalo, NY
Industry payments (Open Payments)
- 2025$851.63 · 22 payments from 8 companies
- 2024$590.60 · 24 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abiomed | $267.82 | 3 |
| Edwards Lifesciences Corporation | $141.83 | 7 |
| Octapharma USA, Inc. | $124.99 | 1 |
| Atricure, Inc. | $110.82 | 4 |
| Becton, Dickinson and Company | $90.85 | 3 |
What the 2025 payments were for
- Food and Beverage$851.63 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 63 nurse anesthetists in Williamsville · All nurse anesthetists in New York