Registry data as of Aug 27, 2026

Alejandro Marquis, MD

Family Medicine Physician · Houston, TX

Alejandro Marquis, MD is a family medicine physician with a practice address in Houston, Texas, and NPI 1306876677, issued on Jul 3, 2006. Check the license (Texas K1248, as entered in NPPES) on the Texas Medical Board; 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
1306876677
Name
Alejandro Marquis
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
K1248 TX
Self-reported in NPPES; status is on the state search
Practice location
9432 Katy Fwy Ste 450, Houston, TX 77055
Phone
(713) 335-5697
Enumerated
Jul 3, 2006
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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Verify Alejandro Marquis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license K1248
    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.

91% fewer Medicare Part D claims than the average family medicine physician in 2024

307 Medicare Part D claims for 60 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. 39 claims were for opioids.

  1. Alejandro Marquis307
  2. Specialty average3,519

Most prescribed

  1. Gabapentin34 claims
  2. Hydrocodone-Acetaminophen34 claims
  3. Amlodipine Besylate18 claims
  4. Atorvastatin Calcium16 claims
  5. Ibuprofen16 claims
  6. Lisinopril13 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: $97.85

5 payments, mostly food and beverage; the largest payer was Janssen Biotech, Inc.. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alejandro Marquis$97.85
  2. Specialty average$861.30

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

1,087 family medicine physician records list a Houston practice address

They are 1,087 of the 61,221 NPPES records with a Houston practice address, and 10,592 family medicine physician records in Texas.

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. Syed Abbas, M.D.Houston, TX1821267477
  10. Lisa Abbott, M.D.Mansfield, TX1700847779

Common questions

What is Alejandro Marquis, MD's NPI number?

Alejandro Marquis, MD's National Provider Identifier (NPI) is 1306876677, issued on Jul 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alejandro Marquis, MD located?

The NPPES record lists a practice address at 9432 Katy Fwy Ste 450, Houston, TX, 77055. Phone: (713) 335-5697. Providers update this record themselves, so call before visiting.

How can I verify Alejandro Marquis, MD's license?

NPPES lists Texas license number K1248, 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 Alejandro Marquis, MD prescribe under Medicare Part D?

In 2024, Alejandro Marquis, MD had 307 Medicare Part D claims for 60 beneficiaries; the average among family medicine physician prescribers was 3,519. 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.