Registry data as of Aug 27, 2026

Allison Blazek, M.D.

Internal Medicine Physician · Houston, TX

Allison Blazek, M.D. is an internal medicine physician with a practice address in Houston, Texas, and NPI 1730289695, issued on Sep 22, 2006. Check the license 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
1730289695
Name
Allison Blazek
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
1740 W 27TH St, Houston, TX 77008
Phone
(713) 880-2311
Enumerated
Sep 22, 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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Also registered at 1740 W 27TH St

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

  1. Christopher Angelo, D.O.Family Medicine Physician1457394850
  2. Don Carroll, DDSDentist1598972556
  3. Stephanie Fulton, M.D.Obstetrics & Gynecology Physician1306982061
  4. .jeffrey Gaitz, M.D.Neurology Physician1922044510
  5. Alasdair Gilchrist, M.D.Otolaryngology Physician1790868396
  6. Raymond Glass, D.C.Chiropractor1538116090

Verify Allison Blazek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical BoardCheck 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.

58% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,159 Medicare Part D claims for 127 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Allison Blazek1,159
  2. Specialty average2,785

Most prescribed

  1. Rosuvastatin Calcium60 claims
  2. Losartan Potassium55 claims
  3. Trazodone Hcl46 claims
  4. Levothyroxine Sodium42 claims
  5. Amlodipine Besylate37 claims
  6. Montelukast Sodium34 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.

2,085 internal medicine physician records list a Houston practice address

They are 2,085 of the 61,221 NPPES records with a Houston practice address, and 11,069 internal medicine physician records in Texas.

Other internal medicine physician records in Texas

  1. Muhammad A. Sattar, MDDallas, TX1760465553
  2. Gayatri Aaluri, MDGalveston, TX1821928508
  3. Anunaya AashishDenton, TX1134246374
  4. Queenie Ann Abad, M.D.San Antonio, TX1174979785
  5. Fuad Abaleka, M.DLubbock, TX1861925596
  6. Carol Abalihi, M.D.El Paso, TX1326136243
  7. Pedro Abanto, M.D.McAllen, TX1982840393
  8. Oliverio Abarca Guzman, MDHarlingen, TX1346972940
  9. Obinna Abaribe, M.DMansfield, TX1457704355
  10. Enyinnaya Abarikwu, MDTyler, TX1174788178

Common questions

What is Allison Blazek, M.D.'s NPI number?

Allison Blazek, M.D.'s National Provider Identifier (NPI) is 1730289695, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Allison Blazek, M.D. located?

The NPPES record lists a practice address at 1740 W 27TH St, Houston, TX, 77008. Phone: (713) 880-2311. Providers update this record themselves, so call before visiting.

How can I verify Allison Blazek, M.D.'s license?

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 Allison Blazek, M.D. prescribe under Medicare Part D?

In 2024, Allison Blazek, M.D. had 1,159 Medicare Part D claims for 127 beneficiaries; the average among internal medicine physician prescribers was 2,785. 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.