NPPES file of Aug 9, 2026

Alexander Augustyn, M.D., PH.D.

Radiation Oncology Physician · Houston, TX

Alexander Augustyn, M.D., PH.D. is a radiation oncology physician with a practice address in Houston, Texas, and NPI 1265893184, issued on Mar 20, 2016. Check the license (Texas V6259, 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
1265893184
Name
Alexander Augustyn
Credential
M.D., PH.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License numbers
V6259 TX
01084669A IN
Self-reported in NPPES; status is on the state search
Practice location
1515 Holcombe Blvd, Houston, TX 77030
Phone
(713) 792-6161
Enumerated
Mar 20, 2016
Record last updated
May 5, 2025
Medicare enrollment
Enrolled (PECOS I20250428002646); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 2016
Telehealth
Offers telehealth (CMS)
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 1515 Holcombe Blvd

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

  1. Ashley Aaroe, MDNeurology Physician1902295793
  2. Linda Abad, PA-CPhysician Assistant1063928240
  3. Cynthia Abarado, RN, GNPGerontology Nurse Practitioner1851471049
  4. Hussein Abbas, MD, PHDInternal Medicine Physician1609220532
  5. James Abbruzzese, M.D.Medical Oncology Physician1134233224
  6. Karim Abdeldaem, MDEmergency Medicine Physician1558056200

Verify Alexander Augustyn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license V6259
    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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2.2 times the Medicare Part D claims of the average radiation oncology physician in 2024

301 Medicare Part D claims for 92 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 85 claims were for opioids.

  1. Alexander Augustyn301
  2. Specialty average134

Most prescribed

  1. Hydrocodone-Acetaminophen57 claims
  2. Gabapentin36 claims
  3. Dexamethasone22 claims
  4. Lidocaine Hcl Viscous19 claims
  5. Lorazepam19 claims
  6. Nystatin16 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. Physicians Referral ServiceHouston, TX

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

Alexander Augustyn among 449 radiation oncology physician records in Texas

Alexander Augustyn, M.D., PH.D. is one of 449 radiation oncology physician records with a practice address in Texas. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 84% of them.

  • NPI issued2016 · 84% of these records are older, 14% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 78% of these records are
  • Graduated2016 · median 2004 among the 348 with a school on file
  • Record last updated2025 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Texas

There are 449 radiation oncology physician records in Texas.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Neelofur Ahmad, M.D.Houston, TX 770301154320976
  2. Edward Butler, M.D.Houston, TX 770301679565972
  3. Aileen Chen, MDHouston, TX 770301801876560
  4. Seungtaek Choi, M.D.Houston, TX 770301205860590
  5. Gregory Chronowski, M.D.Houston, TX 770301598789570
  6. Amol Ghia, M.D.Houston, TX 770301629030291
  7. Beverly Guadagnolo, M.D., MPHHouston, TX 770301407866676
  8. Joseph Herman, M.D.Houston, TX 770301346291465

Common questions

What is Alexander Augustyn, M.D., PH.D.'s NPI number?

Alexander Augustyn, M.D., PH.D.'s National Provider Identifier (NPI) is 1265893184, issued on Mar 20, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Augustyn, M.D., PH.D. located?

The NPPES record lists a practice address at 1515 Holcombe Blvd, Houston, TX, 77030. Phone: (713) 792-6161. Providers update this record themselves, so call before visiting.

How can I verify Alexander Augustyn, M.D., PH.D.'s license?

NPPES lists Texas license number V6259, 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 Alexander Augustyn, M.D., PH.D. prescribe under Medicare Part D?

In 2024, Alexander Augustyn, M.D., PH.D. had 301 Medicare Part D claims for 92 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.