John Powell Williams, PA-C
Physician Assistant · Knoxville, TN
John Powell Williams, PA-C is a physician assistant with a practice address in Knoxville, Tennessee, and NPI 1366009169, issued on May 28, 2019. Check the license with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Powell Williams
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 200 Fort Sanders W Blvd, Knoxville, TN 37922
- Phone
- (865) 531-5350
- Enumerated
- May 28, 2019
- Record last updated
- Nov 19, 2025
- Fax
- (865) 374-2125
- Medicaid ID
- Q053289 TN
- Medicare enrollment
- Enrolled (PECOS I20191210000221); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,055 in Tennessee → Look up another NPI →
Verify John Powell Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Tennessee board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Covenant Medical Group IncLoudon, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Powell Williams among 3,055 physician assistant records in Tennessee
John Powell Williams, PA-C is one of 3,055 physician assistant records with a practice address in Tennessee. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 51% of them.
- NPI issued2019 · 51% of these records are older, 45% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2019 · median 2019 among the 2,030 with a school on file
- Record last updated2025 · 30% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
399 physician assistant records list a practice address in Knoxville
They are 399 of the 14,339 NPPES records with a practice address in Knoxville, and 3,055 physician assistant records in Tennessee.
All 3,055 in Tennessee → Every provider in Knoxville → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Dorothy Allen, PAKnoxville, TN 379221861644650
- Jennifer Amburn, PA-CKnoxville, TN 379221710913298
- Matthew Cantrell, P.A.-CKnoxville, TN 379221902853831
- Rita Crews, MHSA, PA-CKnoxville, TN 379221154302164
- Peggy Descamps, PA-CKnoxville, TN 379221720185531
- Donald Douglas, PAKnoxville, TN 379221447301932
- Rebecca Feese, PA-CKnoxville, TN 379221619942059
- Philip Gauslin, P.A.-CKnoxville, TN 379221962427732
Common questions
What is John Powell Williams, PA-C's NPI number?
John Powell Williams, PA-C's National Provider Identifier (NPI) is 1366009169, issued on May 28, 2019. An NPI identifies a provider in billing; it is not a license.
Where is John Powell Williams, PA-C located?
The NPPES record lists a practice address at 200 Fort Sanders W Blvd, Knoxville, TN, 37922. Phone: (865) 531-5350. Providers update this record themselves, so call before visiting.
How can I verify John Powell Williams, PA-C's license?
Search the Tennessee 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.