NPPES file of Aug 9, 2026

Ruben Almaguer, M.D.

Family Medicine Physician · Pasadena, TX

Ruben Almaguer, M.D. is a family medicine physician with a practice address in Pasadena, Texas, and NPI 1043204886, issued on Sep 8, 2005. Check the license (Texas H7864, 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
1043204886
Name
Ruben Almaguer
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
H7864 TX
Self-reported in NPPES; status is on the state search
Practice location
3351 Plainview St, Pasadena, TX 77504
Phone
(713) 943-3582
Enumerated
Sep 8, 2005
Record last updated
Jul 13, 2026
Fax
(713) 910-4440
Medicare enrollment
Enrolled (PECOS I20040803000333); may accept 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 3351 Plainview St

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

  1. John Watkins, D.D.S.General Practice Dentistry1790881712

Verify Ruben Almaguer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license H7864    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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62% fewer Medicare Part D claims than the average family medicine physician in 2024

1,331 Medicare Part D claims for 148 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Ruben Almaguer1,331
  2. Specialty average3,544

Most prescribed

  1. Amlodipine Besylate77 claims
  2. Losartan Potassium54 claims
  3. Sertraline Hcl47 claims
  4. Metformin Hcl44 claims
  5. Montelukast Sodium44 claims
  6. Pravastatin Sodium40 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.

Industry payments in 2024: $19.23

1 payment: food and beverage; the largest payer was GE Healthcare. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ruben Almaguer$19.23
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

52 family medicine physician records list a practice address in Pasadena

They are 52 of the 1,245 NPPES records with a practice address in Pasadena, and 11,119 family medicine physician records in Texas.

All 52 in Pasadena → All 11,119 in Texas → Every provider in Pasadena →

Other family medicine physician records in Texas

  1. Srinivasa Aaluri, MDEl Paso, TX1265566509
  2. Maira Aamir, MDShenandoah, TX1932660859
  3. Fakhrudin Aaseemah Mohamed, M.DAllen, TX1952782518
  4. So Abad, MDWichita Falls, TX1184624694
  5. Yoseph AbadiRichardson, TX1700742640
  6. Marcus Abadie, M.D.Athens, TX1104821107
  7. Montserrat Abadie Sole, M.D.Fort Worth, TX1245437078
  8. Sarah Abang-Hayes, M.D.San Antonio, TX1326244724
  9. Ahmad Abazid, M.DRichardson, TX1013238401
  10. Syed Abbas, M.D.Houston, TX1821267477

Common questions

What is Ruben Almaguer, M.D.'s NPI number?

Ruben Almaguer, M.D.'s National Provider Identifier (NPI) is 1043204886, issued on Sep 8, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ruben Almaguer, M.D. located?

The NPPES record lists a practice address at 3351 Plainview St, Pasadena, TX, 77504. Phone: (713) 943-3582. Providers update this record themselves, so call before visiting.

How can I verify Ruben Almaguer, M.D.'s license?

NPPES lists Texas license number H7864, 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 Ruben Almaguer, M.D. prescribe under Medicare Part D?

In 2024, Ruben Almaguer, M.D. had 1,331 Medicare Part D claims for 148 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.