NPPES file of Aug 9, 2026

Ames Tadeo Marquez, M.D.

Psychiatry Physician · El Paso, TX

Ames Tadeo Marquez, M.D. is a psychiatry physician with a practice address in El Paso, Texas, and NPI 1487814505, issued on Jun 12, 2008. Check the license (Texas P3039, 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
1487814505
Name
Ames Tadeo Marquez
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
P3039 TX
Self-reported in NPPES; status is on the state search
Practice location
4615 Alameda Ave, El Paso, TX 79905
Phone
(915) 532-2202
Enumerated
Jun 12, 2008
Record last updated
Nov 29, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(915) 534-5587
Medicare enrollment
Enrolled (PECOS I20130220000509); 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 4615 Alameda Ave

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

  1. Thereasa Abrams, LCSWSocial Worker1124469754
  2. Salvador Aguirre, M.D.Psychiatry Physician1164505228
  3. Dayle Alonso, MDPsychiatry Physician1922681543
  4. Natnasak Apiraksattayakul, M.D.Psychiatry Physician1376391367
  5. Mark Brown, M.D.Child & Adolescent Psychiatry Physician1720182280
  6. Christopher Castaneda, M.D.Psychiatry Physician1528454204

Verify Ames Tadeo Marquez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license P3039
    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

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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98% fewer Medicare Part D claims than the average psychiatry physician in 2024

16 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Ames Marquez16
  2. Specialty average1,000

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 one group practice

  1. Health And Human Services CommissionEl Paso, TX

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

Ames Tadeo Marquez among 3,318 psychiatry physician records in Texas

Ames Tadeo Marquez, M.D. is one of 3,318 psychiatry physician records with a practice address in Texas. 72% 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 49% of them.

  • NPI issued2008 · 49% of these records are older, 46% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated1998 · median 2006 among the 1,481 with a school on file
  • Record last updated2012 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Texas

There are 3,318 psychiatry physician records in Texas.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Walter Aeschbach, M.D.El Paso, TX 799051437258084
  2. Salvador Aguirre, M.D.El Paso, TX 799051164505228
  3. Dan Blunk, M.D.El Paso, TX 799051437178290
  4. Christopher Castaneda, M.D.El Paso, TX 799051528454204
  5. Gregory Creager, M.D.El Paso, TX 799051770567828
  6. Cynthia Garza, MDEl Paso, TX 799051578976197
  7. Kristine Glass, M.D.El Paso, TX 799051972660892
  8. Jean Joseph-Vanderpool, M.D.El Paso, TX 799051659451565

Common questions

What is Ames Tadeo Marquez, M.D.'s NPI number?

Ames Tadeo Marquez, M.D.'s National Provider Identifier (NPI) is 1487814505, issued on Jun 12, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Ames Tadeo Marquez, M.D. located?

The NPPES record lists a practice address at 4615 Alameda Ave, El Paso, TX, 79905. Phone: (915) 532-2202. Providers update this record themselves, so call before visiting.

How can I verify Ames Tadeo Marquez, M.D.'s license?

NPPES lists Texas license number P3039, 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 Ames Tadeo Marquez, M.D. prescribe under Medicare Part D?

In 2024, Ames Tadeo Marquez, M.D. had 16 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.