NPPES file of Aug 9, 2026

Alexandria Ann Asvestas, MD

Urology Physician · Houston, TX

Alexandria Ann Asvestas, MD is a urology physician with a practice address in Houston, Texas, and NPI 1346824927, issued on May 10, 2021. Check the license (Texas W4751, 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
1346824927
Name
Alexandria Ann Asvestas
Credential
MD
Primary taxonomy
Urology Physician 208800000X
License number
W4751 TX
Self-reported in NPPES; status is on the state search
Practice location
9230 Katy Fwy Ste 510, Houston, TX 77055
Phone
(713) 634-4477
Enumerated
May 10, 2021
Record last updated
Jun 29, 2026
Medicare enrollment
Enrolled (PECOS I20260424001042); 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 9230 Katy Fwy Ste 510

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

  1. Francisco Gelpi-Hammerschmidt, M.D.Urology Physician1821245655
  2. Gregory Hester, MDUrology Physician1508952870

Verify Alexandria Ann Asvestas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license W4751
    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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93% fewer Medicare Part D claims than the average urology physician in 2024

88 Medicare Part D claims for 51 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 18 claims were for opioids.

  1. Alexandria Asvestas88
  2. Specialty average1,340

Most prescribed

  1. Oxycodone Hcl18 claims
  2. Oxybutynin Chloride17 claims
  3. Tamsulosin Hcl15 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: $96.71

4 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alexandria Asvestas$96.71
  2. Specialty average$3,800.04

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

Alexandria Ann Asvestas among 960 urology physician records in Texas

Alexandria Ann Asvestas, MD is one of 960 urology 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 2021, is newer than 97% of them.

  • NPI issued2021 · 97% of these records are older, 2% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2021 · median 2004 among the 667 with a school on file
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in Texas

There are 960 urology physician records in Texas.

The 8 urology physician records with the nearest ZIP codes

  1. Francisco Gelpi-Hammerschmidt, M.D.Houston, TX 770551821245655
  2. Gregory Hester, MDHouston, TX 770551508952870
  3. Evan Mulloy, MDHouston, TX 770561063875490
  4. John Baird, M DHouston, TX 770571831469428
  5. Robert Dillon, M.D.Houston, TX 770571679541577
  6. Gabriel Rodriguez, M.D.Houston, TX 770581063509347
  7. Eric Blacher, M.D.Houston, TX 770651508997461
  8. Kumaran Sathyamoorthy, MD, MPHHouston, TX 770651043540149

Common questions

What is Alexandria Ann Asvestas, MD's NPI number?

Alexandria Ann Asvestas, MD's National Provider Identifier (NPI) is 1346824927, issued on May 10, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Alexandria Ann Asvestas, MD located?

The NPPES record lists a practice address at 9230 Katy Fwy Ste 510, Houston, TX, 77055. Phone: (713) 634-4477. Providers update this record themselves, so call before visiting.

How can I verify Alexandria Ann Asvestas, MD's license?

NPPES lists Texas license number W4751, 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 Alexandria Ann Asvestas, MD prescribe under Medicare Part D?

In 2024, Alexandria Ann Asvestas, MD had 88 Medicare Part D claims for 51 beneficiaries; the average among urology physician prescribers was 1,340. 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.