NPPES file of Aug 9, 2026

Matthew Morgan Gangwer, M.D.

Family Medicine Physician · Bristol, TN

Matthew Morgan Gangwer, M.D. is a family medicine physician with a practice address in Bristol, Tennessee, and NPI 1285747477, issued on Aug 15, 2006. Check the license (Tennessee TN19556, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285747477
Name
Matthew Morgan Gangwer
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
TN19556 TN
Self-reported in NPPES; status is on the state search
Practice location
28 Midway St, Bristol, TN 37620
Phone
(423) 968-5225
Enumerated
Aug 15, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(423) 968-1223
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 28 Midway St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Rana Duncan-Daston, LCSWClinical Social Worker1740852219
  2. Patrick Green, HEALTH EDUCATORHealth Educator1336640473
  3. John Griffith, M.D.Urology Physician1760435515
  4. Brandy Schrenker, LDNRegistered Dietitian1689902306
  5. James Schrenker, MDFamily Medicine Physician1710981535

Verify Matthew Morgan Gangwer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license TN19556
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Tennessee license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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91% fewer Medicare Part D claims than the average family medicine physician in 2024

321 Medicare Part D claims for 27 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Matthew Gangwer321
  2. Specialty average3,544

Most prescribed

  1. Buprenorphine Hcl98 claims
  2. Clonazepam81 claims
  3. Buprenorphine-Naloxone33 claims
  4. Gabapentin23 claims
  5. Lamotrigine13 claims
  6. Promethazine Hcl13 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.

Matthew Morgan Gangwer among 2,674 family medicine physician records in Tennessee

Matthew Morgan Gangwer, M.D. is one of 2,674 family medicine physician records with a practice address in Tennessee. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.

  • NPI issued2006 · 17% of these records are older, 48% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2007 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

52 family medicine physician records list a practice address in Bristol

They are 52 of the 1,013 NPPES records with a practice address in Bristol, and 2,674 family medicine physician records in Tennessee.

The 8 family medicine physician records with the nearest ZIP codes

  1. William Astin, MDBristol, TN 376201356310759
  2. Charles Bolick, MDBristol, TN 376201609870583
  3. Andrew Brockmyre, MDBristol, TN 376201013911890
  4. Stephen Burke, MDBristol, TN 376201851392492
  5. Gregory Clarity, MDBristol, TN 376201568451516
  6. Geoffrey Correll, M.D.Bristol, TN 376201861462426
  7. John Culp, MDBristol, TN 376201801885850
  8. Raymond Feierabend, M.D.Bristol, TN 376201477539773

Common questions

What is Matthew Morgan Gangwer, M.D.'s NPI number?

Matthew Morgan Gangwer, M.D.'s National Provider Identifier (NPI) is 1285747477, issued on Aug 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Morgan Gangwer, M.D. located?

The NPPES record lists a practice address at 28 Midway St, Bristol, TN, 37620. Phone: (423) 968-5225. Providers update this record themselves, so call before visiting.

How can I verify Matthew Morgan Gangwer, M.D.'s license?

NPPES lists Tennessee license number TN19556, 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 Matthew Morgan Gangwer, M.D. prescribe under Medicare Part D?

In 2024, Matthew Morgan Gangwer, M.D. had 321 Medicare Part D claims for 27 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.