Nathaniel A. Walton, AA
NPI 1164791950ActiveIndividual· Anesthesiologist Assistant· Mansfield, OH
Anesthesiologist Assistant (AA) with Anesthesia Associates of Mansfield, Inc, practicing in Mansfield, Ohio. Medicare paid $13,326 for services to 156 patients in 2024. Merck Sharp & Dohme LLC reported $34.31 in payments in 2025, mostly food and beverage. Lists Ohiohealth Mansfield Hospital as a hospital affiliation.
Overview
| NPI | 1164791950 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | AA |
| Sole proprietor | No |
| NPI issued | Dec 22, 2011 |
| Last updated in NPPES | Dec 22, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiologist Assistant Primary | 367H00000X | 67.000191 | OH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Anesthesiology Assistant (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 156 |
|---|---|
| Services billed | 167 across 42 procedure codes |
| Paid by Medicare | $13,326 |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Anesthesiology Assistant |
Medical group
- Anesthesia Associates of Mansfield, IncMansfield, OH · 26 clinicians
Hospital affiliation
- Ohiohealth Mansfield HospitalMansfield, OH
Industry payments (Open Payments)
- 2025$34.31 · 2 payments from 1 company
- 2024$14.50 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $34.31 | 2 |
What the 2025 payments were for
- Food and Beverage$34.31 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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