Registry data as of Aug 27, 2026

Agnes Leon - Barriera, MD

Geriatric Medicine (Internal Medicine) Physician · Madison, TN

Agnes Leon - Barriera, MD is a geriatric medicine (internal medicine) physician with a practice address in Madison, Tennessee, and NPI 1922564079, issued on Feb 13, 2019. Check the license (Tennessee 73522, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1922564079
Name
Agnes Leon - Barriera
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
73522 TN
Self-reported in NPPES; status is on the state search
Practice location
2009 Gallatin Pike N, Madison, TN 37115
Phone
(615) 247-4036
Enumerated
Feb 13, 2019
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 2009 Gallatin Pike N

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

  1. Ianna Gray, APRNFamily Nurse Practitioner1437740818
  2. Cameren Hackley, ARNPFamily Nurse Practitioner1285185835
  3. Allie Henderson-Fitts, MDInternal Medicine Physician1538104526
  4. Laura LingFamily Medicine Physician1598225492
  5. Jessica Ormsmith, MDFamily Medicine Physician1124079116

Verify Agnes Leon - Barriera 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 73522
    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.

97% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

137 Medicare Part D claims for 35 beneficiaries, against an average of 4,420 among the 2,888 providers of this specialty who prescribed in Part D.

  1. Agnes Leon - Barriera137
  2. Specialty average4,420

Most prescribed

  1. Levothyroxine Sodium12 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.

One hospital or facility affiliation

  1. Centerwell Senior Primary Care TN PCHermitage, TN

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Geriatric Medicine (Internal Medicine) Physician providers in Tennessee

There are 42 geriatric medicine (internal medicine) physician records in Tennessee.

Other geriatric medicine (internal medicine) physician records in Tennessee

  1. Joseph Baker, DOCollierville, TN1154436327
  2. Monica Beri, M.D.Chattanooga, TN1053539684
  3. Lorna Birch, M.D.Chattanooga, TN1437240504
  4. Rebecca Botts, APRNSpringfield, TN1114014214
  5. Mallory BryantNashville, TN1689316291
  6. Marian Bryce, D.O.Knoxville, TN1720001811
  7. Robert Burns, M.D.Memphis, TN1669470316
  8. Gary Bush, M.D.Mountain Home, TN1295790780
  9. Daniel Castro, MDMorristown, TN1821002700
  10. Ernesto Chioco, M.D.Humboldt, TN1033315064

Common questions

What is Agnes Leon - Barriera, MD's NPI number?

Agnes Leon - Barriera, MD's National Provider Identifier (NPI) is 1922564079, issued on Feb 13, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Agnes Leon - Barriera, MD located?

The NPPES record lists a practice address at 2009 Gallatin Pike N, Madison, TN, 37115. Phone: (615) 247-4036. Providers update this record themselves, so call before visiting.

How can I verify Agnes Leon - Barriera, MD's license?

NPPES lists Tennessee license number 73522, 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 Agnes Leon - Barriera, MD prescribe under Medicare Part D?

In 2024, Agnes Leon - Barriera, MD had 137 Medicare Part D claims for 35 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,420. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.