John C. Walthall, C.R.N.A.
Certified Registered Nurse Anesthetist · Columbia, SC
John C. Walthall, C.R.N.A. is a certified registered nurse anesthetist with a practice address in Columbia, South Carolina, and NPI 1154321743, issued on Jul 26, 2005. Check the license (South Carolina 67298, as entered in NPPES) with the South Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John C. Walthall
- Credential
- C.R.N.A.
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 67298 SC
Self-reported in NPPES; status is on the state search - Practice location
- 1735 Taylor St, Columbia, SC 29201
- Phone
- (803) 254-8449
- Enumerated
- Jul 26, 2005
- Record last updated
- Oct 14, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20031110000239); accepts Medicare assignment
- Medical or professional school
- Medical University Of South Carolina College Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 1,868 in South Carolina → Look up another NPI →
Also registered at 1735 Taylor St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dawn Clark, CRNACertified Registered Nurse Anesthetist1497703938
Verify John C. Walthall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
Search for license 67298Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $535.17
30 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Amsurg Columbia Anesthesia LLCColumbia, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John C. Walthall among 1,868 certified registered nurse anesthetist records in South Carolina
John C. Walthall, C.R.N.A. is one of 1,868 certified registered nurse anesthetist records with a practice address in South Carolina. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated2000 · median 2012 among the 1,415 with a school on file
- Record last updated2010 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
166 certified registered nurse anesthetist records list a practice address in Columbia
They are 166 of the 11,200 NPPES records with a practice address in Columbia, and 1,868 certified registered nurse anesthetist records in South Carolina.
All 1,868 in South Carolina → Every provider in Columbia → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Deborah BellColumbia, SC 292011881661999
- Joy BlattColumbia, SC 292011578530689
- Sarah ConnerColumbia, SC 292011124095237
- Rusty CreightonColumbia, SC 292011396712402
- June Duggan, CRNAColumbia, SC 292011386611499
- Linda FoyColumbia, SC 292011043287154
- Carolyn GrimballColumbia, SC 292011225005333
- Thomas HelmekeColumbia, SC 292011881662526
Common questions
What is John C. Walthall, C.R.N.A.'s NPI number?
John C. Walthall, C.R.N.A.'s National Provider Identifier (NPI) is 1154321743, issued on Jul 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John C. Walthall, C.R.N.A. located?
The NPPES record lists a practice address at 1735 Taylor St, Columbia, SC, 29201. Phone: (803) 254-8449. Providers update this record themselves, so call before visiting.
How can I verify John C. Walthall, C.R.N.A.'s license?
NPPES lists South Carolina license number 67298, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.