NPPES file of Aug 9, 2026

Katherine Elizabeth Allen, MD

Surgery Physician · Fort Sam Houston, TX

Katherine Elizabeth Allen, MD is a surgery physician with a practice address in Fort Sam Houston, Texas, and NPI 1851823488, issued on Apr 2, 2017. Check the license (Texas U0066, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851823488
Name
Katherine Elizabeth Allen
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License numbers
U0066 TX
53558 KY
Self-reported in NPPES; status is on the state search
Practice location
3551 Roger Brooke Dr, Fort Sam Houston, TX 78234
Phone
(210) 539-9582
Enumerated
Apr 2, 2017
Record last updated
Jan 18, 2023
Medicare enrollment
Enrolled (PECOS I20260331002261); accepts Medicare assignment
Medical or professional school
University Of Louisville School Of Medicine, 2017
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 3551 Roger Brooke Dr

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

  1. Adrianna Adams, LCSWClinical Social Worker1275265456
  2. John AdamsGeneral Practice Physician1134754898
  3. Jordan Adams, PAPhysician Assistant1336876598
  4. Oluwole Afuape, OTR/LOccupational Therapist1033593561
  5. Pierre Monverdy Agnant, MD, MPH, MBA, MACCInternal Medicine Physician1669868568
  6. Della Agquiz, PHARMDOncology Pharmacist1700538741

Verify Katherine Elizabeth Allen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U0066
    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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Bills Medicare through one group practice

  1. Deaconess Specialty Physicians, IncJasper, IN

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

Katherine Elizabeth Allen among 2,192 surgery physician records in Texas

Katherine Elizabeth Allen, MD is one of 2,192 surgery physician records with a practice address in Texas. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 81% of them.

  • NPI issued2017 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2017 · median 2004 among the 1,350 with a school on file
  • Record last updated2023 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

34 surgery physician records list a practice address in Fort Sam Houston

They are 34 of the 2,124 NPPES records with a practice address in Fort Sam Houston, and 2,192 surgery physician records in Texas.

The 8 surgery physician records with the nearest ZIP codes

  1. Michael Albrecht, M.D.Fort Sam Houston, TX 782341245209774
  2. Johnny Alvarez, M.D.Fort Sam Houston, TX 782341386634558
  3. Anthony Braswell, M.D.San Antonio, TX 782341528035482
  4. Shaun Brown, D.O.Fort Sam Houston, TX 782341730388976
  5. Steve Chen, MDFort Sam Houston, TX 782341891988721
  6. Jason Compton, D.O.Jbsa Ft Sam Houston, TX 782341205988052
  7. Brian Layton, DOSan Antonio, TX 782341760536858
  8. David Lidwell, M.D.Fort Sam Houston, TX 782341528002227

Common questions

What is Katherine Elizabeth Allen, MD's NPI number?

Katherine Elizabeth Allen, MD's National Provider Identifier (NPI) is 1851823488, issued on Apr 2, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Elizabeth Allen, MD located?

The NPPES record lists a practice address at 3551 Roger Brooke Dr, Fort Sam Houston, TX, 78234. Phone: (210) 539-9582. Providers update this record themselves, so call before visiting.

How can I verify Katherine Elizabeth Allen, MD's license?

NPPES lists Texas license number U0066, 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.

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.