NPPES file of Aug 9, 2026

Derek Andrew Mathis, M.D.

Neuropathology Physician · San Antonio, TX

Derek Andrew Mathis, M.D. is a neuropathology physician with a practice address in San Antonio, Texas, and NPI 1679796544, issued on Apr 10, 2007. Check the license (Texas N1391, 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
1679796544
Name
Derek Andrew Mathis
Credential
M.D.
Primary taxonomy
Neuropathology Physician 207ZN0500X
License numbers
N1391 TX
MD 025469 LA
Self-reported in NPPES; status is on the state search
Practice location
7700 Floyd Curl Dr, San Antonio, TX 78229
Phone
(210) 575-4000
Enumerated
Apr 10, 2007
Record last updated
Nov 17, 2024
Fax
(210) 575-6059
Medicare enrollment
Enrolled (PECOS I20190712002106); accepts Medicare assignment
Medical or professional school
Eastern Virginia Medical School, 1999
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 7700 Floyd Curl Dr

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

  1. Christina Aladro, PHARM.D.Pharmacist1730379868
  2. Tahnia Alauddin, PHARMDPharmacist1053899401
  3. Karen Albright, AGACNP-BCAcute Care Nurse Practitioner1245601467
  4. Rukhsar Ali, DNP, APRN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1942077367
  5. David Altman, M.D.Neurology Physician1972608099
  6. Hassan Ammar, DOInternal Medicine Physician1154071884

Verify Derek Andrew Mathis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license N1391
    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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Bills Medicare through one group practice

  1. South Texas Pathology Associates LLPSan Antonio, TX

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

Neuropathology Physician providers in Texas

There are 25 neuropathology physician records in Texas.

Other neuropathology physician records in Texas

  1. Dawna Armstrong, M.D.Conroe, TX1851395214
  2. Janet Bruner, M.D.Houston, TX1568562791
  3. Dennis Burns, MDDallas, TX1710948153
  4. Gerald Campbell, M.D., PH.D.Galveston, TX1811068224
  5. Elena Daoud, MD, PHDDallas, TX1366806572
  6. Margaret Flanagan, M.D.San Antonio, TX1972949154
  7. Gregory Fuller, M.D. PHDHouston, TX1366547937
  8. Benjamin Gelman, M.D., PH.D.Galveston, TX1164593489
  9. Andrea Gilbert, D.O.San Antonio, TX1962794883
  10. Maria Gubbiotti, MD/PHDHouston, TX1972063659

Common questions

What is Derek Andrew Mathis, M.D.'s NPI number?

Derek Andrew Mathis, M.D.'s National Provider Identifier (NPI) is 1679796544, issued on Apr 10, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Derek Andrew Mathis, M.D. located?

The NPPES record lists a practice address at 7700 Floyd Curl Dr, San Antonio, TX, 78229. Phone: (210) 575-4000. Providers update this record themselves, so call before visiting.

How can I verify Derek Andrew Mathis, M.D.'s license?

NPPES lists Texas license number N1391, 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.