NPPES file of Aug 9, 2026

Mark Alquiza, MD

Family Medicine Physician · Houston, TX

Mark Alquiza, MD is a family medicine physician with a practice address in Houston, Texas, and NPI 1578561338, issued on Jul 14, 2005. Check the license (Texas L9067, 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
1578561338
Name
Mark Alquiza
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
L9067 TX
Self-reported in NPPES; status is on the state search
Practice location
4700 W Sam Houston Pkwy N Ste 220, Houston, TX 77041
Phone
(713) 402-7824
Enumerated
Jul 14, 2005
Record last updated
Jun 24, 2025
Fax
(713) 570-0196
Medicaid IDs
173024401 TX
173024403 TX
Medicare enrollment
Enrolled (PECOS I20041117000463); 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 4700 W Sam Houston Pkwy N Ste 220

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

  1. Venkata Lakshmi Achanta, M.D.Internal Medicine Physician1487689303
  2. Cynthia Ayala, MDFamily Medicine Physician1235283375
  3. Gwendolyn Black, FNP-BCFamily Nurse Practitioner1467970244
  4. Kendra Burton-Harris, FNPFamily Nurse Practitioner1407256530
  5. Britanee Davis, ARNPFamily Nurse Practitioner1679846588
  6. Selene Dominguez, FNPFamily Nurse Practitioner1356838965

Verify Mark Alquiza in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L9067
    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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38% more Medicare Part D claims than the average family medicine physician in 2024

4,900 Medicare Part D claims for 522 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Mark Alquiza4,900
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium608 claims
  2. Amlodipine Besylate320 claims
  3. Metformin Hcl276 claims
  4. Lisinopril235 claims
  5. Gabapentin157 claims
  6. Losartan Potassium152 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 one group practice

  1. Wellmed Medical Group PAHouston, TX

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

Mark Alquiza among 11,119 family medicine physician records in Texas

Mark Alquiza, MD is one of 11,119 family medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 88% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1992 · median 2004 among the 7,095 with a school on file
  • Record last updated2025 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,123 family medicine physician records list a practice address in Houston

They are 1,123 of the 61,221 NPPES records with a practice address in Houston, and 11,119 family medicine physician records in Texas.

The 8 family medicine physician records with the nearest ZIP codes

  1. Cynthia Ayala, MDHouston, TX 770411235283375
  2. Victor Diaz, MDHouston, TX 770411811046188
  3. Sandra Gomez, M.D.Houston, TX 770411922024652
  4. Huma Iftikhar, M.D.Houston, TX 770411639135866
  5. Dorothy Lamping, MDHouston, TX 770411447273958
  6. Christopher Lu, M.D.Houston, TX 770411598958233
  7. Douglas Peters, M.D.Houston, TX 770411174567663
  8. Anup Sanghvi, MDHouston, TX 770411457316614

Common questions

What is Mark Alquiza, MD's NPI number?

Mark Alquiza, MD's National Provider Identifier (NPI) is 1578561338, issued on Jul 14, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Alquiza, MD located?

The NPPES record lists a practice address at 4700 W Sam Houston Pkwy N Ste 220, Houston, TX, 77041. Phone: (713) 402-7824. Providers update this record themselves, so call before visiting.

How can I verify Mark Alquiza, MD's license?

NPPES lists Texas license number L9067, 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 Mark Alquiza, MD prescribe under Medicare Part D?

In 2024, Mark Alquiza, MD had 4,900 Medicare Part D claims for 522 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.

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.