Keith Allen Tonkin, M.D.
Diagnostic Radiology Physician · Memphis, TN
Keith Allen Tonkin, M.D. is a diagnostic radiology physician with a practice address in Memphis, Tennessee, and NPI 1114184298, issued on May 17, 2008. Check the license on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Keith Allen Tonkin
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- A103522 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6019 Walnut Grove RD, Memphis, TN 38120
- Phone
- (901) 747-1000
- Enumerated
- May 17, 2008
- Record last updated
- Nov 19, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (901) 747-1001
- Medicaid ID
- 0A1035220 CA
- Medicare enrollment
- Enrolled (PECOS I20170316000820); accepts Medicare assignment
- Medical or professional school
- University Of Tennessee, Hsc, College Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 968 in Tennessee → Look up another NPI →
Also registered at 6019 Walnut Grove RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Keith Allen Tonkin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical ExaminersCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $29.09
1 payment: food and beverage; the largest payer was Heartflow, Inc. The 8,048 providers of this specialty with any payment received $2,488.38 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 3 group practices
- Mid-South Imaging And Therapeutics, P.A.Huntingdon, TN
- Northeast Arkansas Clinic Charitable Foundation, Inc.Jonesboro, AR
- West Tennessee Imaging LLCGermantown, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keith Allen Tonkin among 968 diagnostic radiology physician records in Tennessee
Keith Allen Tonkin, 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. Its NPI, issued in 2008, is newer than 65% of them.
- NPI issued2008 · 65% of these records are older, 30% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2003 · median 2004 among the 657 with a school on file
- 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.
All 968 in Tennessee → Every provider in Memphis → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- James Acker, M.D.Memphis, TN 381201356391916
- Madison Buckley, MDMemphis, TN 381201003853664
- John Ellzey, MDMemphis, TN 381201447365846
- George Gallimore, MDMemphis, TN 381201568577963
- Randy Horras, MDMemphis, TN 381201376658781
- Joe Krisle, MDMemphis, TN 381201285749689
- William Lankford, MDMemphis, TN 381201407888472
- Errol Lewis, MDMemphis, TN 381201720193105
Common questions
What is Keith Allen Tonkin, M.D.'s NPI number?
Keith Allen Tonkin, M.D.'s National Provider Identifier (NPI) is 1114184298, issued on May 17, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Keith Allen Tonkin, M.D. located?
The NPPES record lists a practice address at 6019 Walnut Grove RD, Memphis, TN, 38120. Phone: (901) 747-1000. Providers update this record themselves, so call before visiting.
How can I verify Keith Allen Tonkin, M.D.'s license?
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.
What is Keith Allen Tonkin, M.D.'s MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.