Zachery Ryan Flenner, CRNA
NPI 1235434929ActiveIndividual· Nurse Anesthetist, Certified Registered· Raleigh, NC
Nurse Anesthetist, Certified Registered (CRNA) with Anesthesia Care Services PA, practicing in Raleigh, North Carolina. Medicare paid $52,802 for services to 526 patients in 2024. Aimmune Therapeutics, Inc. was the largest of 2 companies reporting payments in 2025, $72.66 in all, mostly food and beverage.
Overview
| NPI | 1235434929 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Jan 11, 2011 |
| Last updated in NPPES | Aug 11, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 244604 | NC |
| Registered Nurse | 163W00000X | RN.351247- | OH |
| Registered Nurse | 163W00000X | 0001207748 | VA |
| Registered Nurse | 163W00000X | 244604 | NC |
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) (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 526 |
|---|---|
| Services billed | 596 across 4 procedure codes |
| Paid by Medicare | $52,802 |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical group
- Anesthesia Care Services PACharlotte, NC · 49 clinicians
Industry payments (Open Payments)
- 2025$72.66 · 3 payments from 2 companies
- 2024$180.07 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Aimmune Therapeutics, Inc. | $49.21 | 2 |
| Takeda Pharmaceuticals U.S.A., Inc. | $23.45 | 1 |
What the 2025 payments were for
- Food and Beverage$72.66 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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