John C. Walthall, C.R.N.A.
NPI 1154321743ActiveIndividual· Nurse Anesthetist, Certified Registered· Columbia, SC
Nurse Anesthetist, Certified Registered (C.R.N.A.) in Columbia, South Carolina, trained at Medical University of South Carolina College of Medicine (class of 2000). Medicare paid $59,874 for services to 588 patients in 2024. Qol Medical, LLC was the largest of 12 companies reporting payments in 2025, $1,346 in all, mostly food and beverage.
Overview
| NPI | 1154321743 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | C.R.N.A. |
| Sole proprietor | No |
| NPI issued | Jul 26, 2005 |
| Last updated in NPPES | Oct 14, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | 67298 | SC |
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 - Certified Registered Nurse Anesthetist (CRNA) (NC); Practitioner - Certified Registered Nurse Anesthetist (CRNA) (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 588 |
|---|---|
| Services billed | 598 across 5 procedure codes |
| Paid by Medicare | $59,874 |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Beach Anesthesia, LLCColumbia, SC · 97 clinicians
- Amsurg Columbia Anesthesia LLCColumbia, SC · 7 clinicians
Industry payments (Open Payments)
- 2025$1,346 · 67 payments from 12 companies
- 2024$535.17 · 30 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Qol Medical, LLC | $314.62 | 8 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $230.00 | 12 |
| Ardelyx, Inc. | $202.46 | 12 |
| Janssen Biotech, Inc. | $181.29 | 11 |
| Takeda Pharmaceuticals U.S.A., Inc. | $99.02 | 6 |
What the 2025 payments were for
- Food and Beverage$1,346 · 67 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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