Jeffrey P. Fenyves, M.D.
Gastroenterology Physician · Kingsport, TN
Jeffrey P. Fenyves, M.D. is a gastroenterology physician with a practice address in Kingsport, Tennessee, and NPI 1700887106, issued on Aug 9, 2005. Check the license (Tennessee 21720, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Jeffrey P. Fenyves
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 21720 TN
Self-reported in NPPES; status is on the state search - Practice location
- 10461 Wallace Alley St, Kingsport, TN 37663
- Phone
- (423) 279-1400
- Enumerated
- Aug 9, 2005
- Record last updated
- Oct 1, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (423) 279-1410
- Medicaid ID
- 3063198 TN
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 384 in Tennessee → Look up another NPI →
Also registered at 10461 Wallace Alley St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Riann Burroughs, FNPFamily Nurse Practitioner1366034969
- Stephen Fry, M.D.Gastroenterology Physician1750382982
- Genesia Irick, FNPFamily Nurse Practitioner1811431406
- Susanne McKinney, N.P.Gastroenterology Registered Nurse1497756787
- Viktor Sulkowski, M.D.Specialist1780796003
Verify Jeffrey P. Fenyves in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 21720Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average gastroenterology physician in 2024
17 Medicare Part D claims, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 71% of claims.
Most prescribed
- Linzess12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Jeffrey P. Fenyves among 384 gastroenterology physician records in Tennessee
Jeffrey P. Fenyves, M.D. is one of 384 gastroenterology physician records with a practice address in Tennessee. 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, 74% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2015 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Tennessee
There are 384 gastroenterology physician records in Tennessee.
All 384 in Tennessee → Every provider in Kingsport → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Stephen Fry, M.D.Kingsport, TN 376631750382982
- Lawrence Bailey, M.D.Kingsport, TN 376601437134723
- Floyd Burton, M.D.Kingsport, TN 376601932117322
- Adam Coe, M.D.Kingsport, TN 376601023338456
- Kristin Gaffney, DOKingsport, TN 376601720241318
- Erika Grigg, M.D.Kingsport, TN 376601487774410
- Michael Itidiare, D.O., M.B.SKingsport, TN 376601316388556
- Jonathan Jensen, M.D.Kingsport, TN 376601598745002
Common questions
What is Jeffrey P. Fenyves, M.D.'s NPI number?
Jeffrey P. Fenyves, M.D.'s National Provider Identifier (NPI) is 1700887106, issued on Aug 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey P. Fenyves, M.D. located?
The NPPES record lists a practice address at 10461 Wallace Alley St, Kingsport, TN, 37663. Phone: (423) 279-1400. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey P. Fenyves, M.D.'s license?
NPPES lists Tennessee license number 21720, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jeffrey P. Fenyves, M.D. prescribe under Medicare Part D?
In 2024, Jeffrey P. Fenyves, M.D. had 17 Medicare Part D claims; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions 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.