NPPES file of Aug 9, 2026

Karen Troxler Allsup, M.D.

Obstetrics & Gynecology Physician · New Braunfels, TX

Karen Troxler Allsup, M.D. is an obstetrics & gynecology physician with a practice address in New Braunfels, Texas, and NPI 1871521823, issued on Jun 29, 2006. Check the license (Texas M3854, 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
1871521823
Name
Karen Troxler Allsup
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
M3854 TX
Self-reported in NPPES; status is on the state search
Practice location
545 Creekside Xing Ste 230, New Braunfels, TX 78130
Phone
(830) 302-4404
Enumerated
Jun 29, 2006
Record last updated
Nov 14, 2025
Medicare enrollment
Enrolled (PECOS I20061026000283); accepts 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 545 Creekside Xing Ste 230

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

  1. Jason Bradford, M.D.Obstetrics & Gynecology Physician1861651424
  2. Tamora Krueger, WHNP-C, NP-CWomen's Health Nurse Practitioner1861828303
  3. Amber Macwilliam, DOObstetrics & Gynecology Physician1073141347
  4. Karla Puentes, FNPNurse Practitioner1912628785

Verify Karen Troxler Allsup in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license M3854
    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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Industry payments in 2024: $3,854.91

15 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Allsup$3,854.91
  2. Specialty average$1,030.61

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

Bills Medicare through 2 group practices

  1. Bhs Physicians Network, IncNew Braunfels, TX
  2. Virtuosa PLLCLive Oak, TX

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

Obstetrics & Gynecology Physician providers in Texas

There are 3,524 obstetrics & gynecology physician records in Texas.

Other obstetrics & gynecology physician records in Texas

  1. Soroush Aalipourbirgani, MDHouston, TX1144859901
  2. Dennis Abbas, M.D.Dallas, TX1013928720
  3. Mina Abbassi-Ghanavati, MDDallas, TX1154509610
  4. Lillian Abbott, MDWebster, TX1114989316
  5. Azza AbdallaSeguin, TX1659725539
  6. Jasmin Abdeldayem, MDHouston, TX1962086462
  7. Fathma Abdulkhader, MDGalveston, TX1578491866
  8. Shannon Abikhaled, MDAustin, TX1699762427
  9. Oluwatomilona Abiodun, MDAustin, TX1649857160
  10. Ahmed Abouseif, MBBCHHouston, TX1831722339

Common questions

What is Karen Troxler Allsup, M.D.'s NPI number?

Karen Troxler Allsup, M.D.'s National Provider Identifier (NPI) is 1871521823, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen Troxler Allsup, M.D. located?

The NPPES record lists a practice address at 545 Creekside Xing Ste 230, New Braunfels, TX, 78130. Phone: (830) 302-4404. Providers update this record themselves, so call before visiting.

How can I verify Karen Troxler Allsup, M.D.'s license?

NPPES lists Texas license number M3854, 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.