NPPES file of Aug 9, 2026

Nathan Vern Tanner, MD

Emergency Medicine Physician · Rio Grande City, TX

Nathan Vern Tanner, MD is an emergency medicine physician with a practice address in Rio Grande City, Texas, and NPI 1467081323, issued on Apr 3, 2020. Check the license (Texas T8662, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1467081323
Name
Nathan Vern Tanner
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
T8662 TX
Self-reported in NPPES; status is on the state search
Practice location
128 N FM 3167, Rio Grande City, TX 78582
Phone
(956) 487-9025
Enumerated
Apr 3, 2020
Record last updated
Jun 6, 2024
Fax
(956) 487-4680
Medicare enrollment
Enrolled (PECOS I20230203001562); accepts Medicare assignment
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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Also registered at 128 N FM 3167

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

  1. Rogelio Contreras, MSN, APRN, FNP-BCFamily Nurse Practitioner1316044753
  2. Keirsten Cummings, APRN, FNP-BCFamily Nurse Practitioner1700257987
  3. Naomi D'Acolatse, M.D.Family Medicine Physician1073855698
  4. Nathan Garza, MDInternal Medicine Physician1932801230
  5. Rolando Guerrero, M.D.Emergency Medicine Physician1649288259
  6. Rogelio Mendoza, MDEmergency Medicine Physician1952981524

Verify Nathan Vern Tanner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license T8662
    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 Texas license search

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29% fewer Medicare Part D claims than the average emergency medicine physician in 2024

160 Medicare Part D claims for 102 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Nathan Tanner160
  2. Specialty average226

Most prescribed

  1. Amoxicillin-Clavulanate Potass19 claims
  2. Cefpodoxime Proxetil17 claims
  3. Ondansetron Odt14 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.

Bills Medicare through 3 group practices

  1. Acs Primary Care Physicians Southwest PAAthens, TX
  2. Mercy Clinic Oklahoma CommunitiesAda, OK
  3. Northeast Texas Emergency Physicians PLLCKilgore, TX

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

Nathan Vern Tanner among 4,885 emergency medicine physician records in Texas

Nathan Vern Tanner, MD is one of 4,885 emergency medicine physician records with a practice address in Texas. 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 2020, is newer than 84% of them.

  • NPI issued2020 · 84% of these records are older, 12% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2020 · median 2013 among the 2,779 with a school on file
  • Record last updated2024 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 emergency medicine physician records list a practice address in Rio Grande City

They are 4 of the 290 NPPES records with a practice address in Rio Grande City, and 4,885 emergency medicine physician records in Texas.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Rolando Guerrero, M.D.Rio Grande City, TX 785821649288259
  2. Rogelio Mendoza, MDRio Grande City, TX 785821952981524
  3. Robert Reyes, MDRio Grande City, TX 785821295756955
  4. Francisco Torres, MDMission, TX 785731215130505
  5. Heriberto Alanis, MDMission, TX 785721770565673
  6. Rebecca Carter, MDMission, TX 785721720060338
  7. Olga Langley, MDMission, TX 785721689659054
  8. Nicholas Metcalf, MDMission, TX 785721326020207

Common questions

What is Nathan Vern Tanner, MD's NPI number?

Nathan Vern Tanner, MD's National Provider Identifier (NPI) is 1467081323, issued on Apr 3, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Nathan Vern Tanner, MD located?

The NPPES record lists a practice address at 128 N FM 3167, Rio Grande City, TX, 78582. Phone: (956) 487-9025. Providers update this record themselves, so call before visiting.

How can I verify Nathan Vern Tanner, MD's license?

NPPES lists Texas license number T8662, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nathan Vern Tanner, MD prescribe under Medicare Part D?

In 2024, Nathan Vern Tanner, MD had 160 Medicare Part D claims for 102 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

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.