NPPES file of Aug 9, 2026

Alan Clay Gowan, D.O.

Medical Oncology Physician · Temple, TX

Alan Clay Gowan, D.O. is a medical oncology physician with a practice address in Temple, Texas, and NPI 1417917105, issued on Mar 25, 2006. Check the license (Texas L5346, 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
1417917105
Name
Alan Clay Gowan
Credential
D.O.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
L5346 TX
Self-reported in NPPES; status is on the state search
Practice location
2401 S 31St St, Temple, TX 76508
Phone
(254) 724-2111
Enumerated
Mar 25, 2006
Record last updated
Dec 10, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
1658197-01 TX
Medicare enrollment
Enrolled (PECOS I20040804000687); may accept Medicare assignment
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 2401 S 31St St

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

  1. Qamar Abbas, DOInternal Medicine Physician1063090967
  2. Stephen Abernathy, M.D.Surgery Physician1851389779
  3. Ossama Abou HassanCardiovascular Disease Physician1083252332
  4. Jose Marri Abril, MDSurgery Physician1336620806
  5. Kellie Achord, PA-CPhysician Assistant1841754355
  6. Alisa Acosta, MD, MPHPediatric Nephrology Physician1053553214

Verify Alan Clay Gowan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L5346
    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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20% more Medicare Part D claims than the average medical oncology physician in 2024

841 Medicare Part D claims for 167 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims. 64 claims were for opioids.

  1. Alan Gowan841
  2. Specialty average703

Most prescribed

  1. Prochlorperazine Maleate78 claims
  2. Lidocaine-Prilocaine67 claims
  3. Eliquis64 claims
  4. Tagrisso62 claims
  5. Levothyroxine Sodium61 claims
  6. Gabapentin40 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. Scott And White ClinicTemple, TX

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

Alan Clay Gowan among 547 medical oncology physician records in Texas

Alan Clay Gowan, D.O. is one of 547 medical 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 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 45% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1999 · median 2000 among the 414 with a school on file
  • Record last updated2021 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Texas

There are 547 medical oncology physician records in Texas.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Mohit Bansal, M.D.Temple, TX 765081427216027
  2. Christian Cable, M.D.Temple, TX 765081407816580
  3. Sherronda Henderson, M.D.Temple, TX 765081396933370
  4. Jyothi Dodlapati, M.D.Harker Heights, TX 765481467402602
  5. Pasquale Delizio, M.D.Wichita Falls, TX 763101811931587
  6. Brian Ulrich, M.D.Wichita Falls, TX 763101811975063
  7. Carl Chakmakjian, D.O.Waco, TX 767121285675306
  8. Carlos Encarnacion, M.D.Waco, TX 767121245273838

Common questions

What is Alan Clay Gowan, D.O.'s NPI number?

Alan Clay Gowan, D.O.'s National Provider Identifier (NPI) is 1417917105, issued on Mar 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alan Clay Gowan, D.O. located?

The NPPES record lists a practice address at 2401 S 31St St, Temple, TX, 76508. Phone: (254) 724-2111. Providers update this record themselves, so call before visiting.

How can I verify Alan Clay Gowan, D.O.'s license?

NPPES lists Texas license number L5346, 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 Alan Clay Gowan, D.O. prescribe under Medicare Part D?

In 2024, Alan Clay Gowan, D.O. had 841 Medicare Part D claims for 167 beneficiaries; the average among medical oncology physician prescribers was 703. 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.