John T. Johnston, MD
Diagnostic Radiology Physician · Nashville, TN
John T. Johnston, MD is a diagnostic radiology physician with a practice address in Nashville, Tennessee, and NPI 1417982752, issued on Jul 12, 2006. Check the license (Tennessee 18143, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John T. Johnston
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 18143 TN
Self-reported in NPPES; status is on the state search - Practice location
- 210 25TH Ave N Ste 1204, Nashville, TN 37203
- Phone
- (615) 312-0600
- Enumerated
- Jul 12, 2006
- Record last updated
- Mar 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (615) 320-3259
- Medicaid IDs
- 000674803 GA
009933181 AL - Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 968 in Tennessee → Look up another NPI →
Also registered at 210 25TH Ave N Ste 1204
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John T. Johnston in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 18143Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 84.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $13.75
1 payment: food and beverage; the largest payer was Boston Scientific Corporation. 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.
John T. Johnston among 968 diagnostic radiology physician records in Tennessee
John T. Johnston, MD 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 2006, is newer than 19% of them.
- NPI issued2006 · 19% of these records are older, 45% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2021 · 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).
325 diagnostic radiology physician records list a practice address in Nashville
They are 325 of the 24,357 NPPES records with a practice address in Nashville, and 968 diagnostic radiology physician records in Tennessee.
All 968 in Tennessee → Every provider in Nashville → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Kurt Berger, MDNashville, TN 372031487638185
- Stuart Caplan, MDNashville, TN 372031447234141
- Webb Earthman, MDNashville, TN 372031558345256
- Daniel Geddie, M.D.Nashville, TN 372031235120809
- Scott Gray, MDNashville, TN 372031396729091
- Pradeep Jacob, MDNashville, TN 372031306849765
- Julie Kennon, MDNashville, TN 372031477537173
- Lee Lefler, MDNashville, TN 372031902801384
Common questions
What is John T. Johnston, MD's NPI number?
John T. Johnston, MD's National Provider Identifier (NPI) is 1417982752, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John T. Johnston, MD located?
The NPPES record lists a practice address at 210 25TH Ave N Ste 1204, Nashville, TN, 37203. Phone: (615) 312-0600. Providers update this record themselves, so call before visiting.
How can I verify John T. Johnston, MD's license?
NPPES lists Tennessee license number 18143, 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.
What is John T. Johnston, MD's MIPS final score?
The 2023 MIPS final score is 84.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.