NPPES file of Aug 9, 2026

Jeffrey W. Gefter, M.D.

Radiation Oncology Physician · Chattanooga, TN

Jeffrey W. Gefter, M.D. is a radiation oncology physician with a practice address in Chattanooga, Tennessee, and NPI 1023093168, issued on Dec 13, 2005. Check the license (Tennessee 14183, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023093168
Name
Jeffrey W. Gefter
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
14183 TN
Self-reported in NPPES; status is on the state search
Practice location
979 E 3RD St, Chattanooga, TN 37403
Phone
(423) 756-0018
Enumerated
Dec 13, 2005
Record last updated
Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(423) 265-2045
Medicaid IDs
3051052 TN
458598A GA
Medicare enrollment
Enrolled (PECOS I20101210000721); accepts Medicare assignment
Medical or professional school
University Of Florida College Of Medicine, 1975
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest radiation oncology physician records → All 132 in Tennessee → Look up another NPI →

Also registered at 979 E 3RD St

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

  1. Olukayode Akinlaja, M.D.Obstetrics Physician1093981284
  2. Richard Alvarez, M.D.Orthopaedic Foot and Ankle Surgery Physician1417922618
  3. Rachel Asquith, NPNurse Practitioner1952786022
  4. Elizabeth Austin, MDStudent in an Organized Health Care Education/Training Program1194410811
  5. Theresa Averbeck, R.D.Renal Nutrition Registered Dietitian1699808436
  6. Donald Barker, M.D.Surgery Physician1164416707

Verify Jeffrey W. Gefter 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 14183    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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Bills Medicare through one group practice

  1. Tennessee Oncology PLLCChattanooga, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jeffrey W. Gefter among 132 radiation oncology physician records in Tennessee

Jeffrey W. Gefter, M.D. is one of 132 radiation oncology physician records with a practice address in Tennessee. 83% 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, 90% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated1975 · median 2005 among the 98 with a school on file
  • Record last updated2007 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Tennessee

There are 132 radiation oncology physician records in Tennessee.

All 132 in Tennessee → Every provider in Chattanooga → Radiation Oncology Physician nationwide →

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Austin Dove, MDChattanooga, TN 374031144883927
  2. Frank Kimsey, MDChattanooga, TN 374031619062924
  3. Hayden Byrd, MDChattanooga, TN 374041992383335
  4. Ryan Cleary, M.D.Chattanooga, TN 374041609210269
  5. Eric Ellis, M.D.Chattanooga, TN 374041477528644
  6. John Fortney, M.D.Chattanooga, TN 374041215026372
  7. David Rice, M.D.Chattanooga, TN 374041821067430
  8. Marcus Wagner, M.D.Chattanooga, TN 374041770780686

Common questions

What is Jeffrey W. Gefter, M.D.'s NPI number?

Jeffrey W. Gefter, M.D.'s National Provider Identifier (NPI) is 1023093168, issued on Dec 13, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey W. Gefter, M.D. located?

The NPPES record lists a practice address at 979 E 3RD St, Chattanooga, TN, 37403. Phone: (423) 756-0018. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey W. Gefter, M.D.'s license?

NPPES lists Tennessee license number 14183, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.