NPPES file of Aug 9, 2026

Steven K. Jonakin, M.D.

Diagnostic Radiology Physician · Hixson, TN

Steven K. Jonakin, M.D. is a diagnostic radiology physician with a practice address in Hixson, Tennessee, and NPI 1871730978, issued on Jan 12, 2009. Check the license (Tennessee 13544, as entered in NPPES) on the Tennessee Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1871730978
Name
Steven K. Jonakin
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
13544 TN
Self-reported in NPPES; status is on the state search
Practice location
5328 Mandarin Cir, Hixson, TN 37343
Phone
(423) 718-3053
Enumerated
Jan 12, 2009
Record last updated
Jan 12, 2009 (not updated in 17 years: call before relying on the address or phone)
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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Verify Steven K. Jonakin 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 13544
    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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Steven K. Jonakin among 968 diagnostic radiology physician records in Tennessee

Steven K. Jonakin, M.D. is one of 968 diagnostic radiology physician records with a practice address in Tennessee. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2009, is newer than 70% of them.

  • NPI issued2009 · 70% of these records are older, 26% newer
  • In a Medicare fileNo · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2009 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in Tennessee

There are 968 diagnostic radiology physician records in Tennessee. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Daniel Hendry, M.D.Hixson, TN 373431114283306
  2. Michael Weston, MDHixson, TN 373431952539520
  3. John Galbraith, MDJasper, TN 373471073599049
  4. Robert Phlegar, MDJasper, TN 373471831175801
  5. Marshall Willis, MDJasper, TN 373471528054293
  6. William Layman, MDFayetteville, TN 373341477648558
  7. Wendell McAbee, M.D.Manchester, TN 373551033191986
  8. Brent Barrow, M.D.Cleveland, TN 373111922084748

Common questions

What is Steven K. Jonakin, M.D.'s NPI number?

Steven K. Jonakin, M.D.'s National Provider Identifier (NPI) is 1871730978, issued on Jan 12, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Steven K. Jonakin, M.D. located?

The NPPES record lists a practice address at 5328 Mandarin Cir, Hixson, TN, 37343. Phone: (423) 718-3053. Providers update this record themselves, so call before visiting.

How can I verify Steven K. Jonakin, M.D.'s license?

NPPES lists Tennessee license number 13544, 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. 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.