John David Mach, CRNA
NPI 1598718769ActiveIndividual· Anesthesiology· Hillsdale, MI
Anesthesiology (CRNA) with Pinnacle Anesthesia PLLC, practicing in Hillsdale, Michigan. Medicare paid $17,341 for services to 170 patients in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 4 companies reporting payments in 2025, $998.29 in all, mostly food and beverage.
Overview
| NPI | 1598718769 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | May 18, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 4704212626 | MI |
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) (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 170 |
|---|---|
| Services billed | 240 across 29 procedure codes |
| Paid by Medicare | $17,341 |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- Pinnacle Anesthesia PLLCRochester Hills, MI · 37 clinicians
Industry payments (Open Payments)
- 2025$998.29 · 49 payments from 4 companies
- 2024$848.06 · 20 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $363.65 | 17 |
| Regeneron Healthcare Solutions, Inc. | $236.75 | 9 |
| Takeda Pharmaceuticals U.S.A., Inc. | $223.71 | 15 |
| Janssen Biotech, Inc. | $174.18 | 8 |
What the 2025 payments were for
- Food and Beverage$998.29 · 49 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Anesthesiology providers in Hillsdale
- 1457390866
- 1992758510