Registry data as of Aug 27, 2026

Shawn Walker, MD

Pediatrics Physician · San Marcos, TX

Shawn Walker, MD is a pediatrics physician with a practice address in San Marcos, Texas, and NPI 1184185456, issued on Mar 28, 2019. Check the license (Texas T6747, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1184185456
Name
Shawn Walker
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
T6747 TX
Self-reported in NPPES; status is on the state search
Practice location
1941 S Interstate 35 Ste 101, San Marcos, TX 78666
Phone
(512) 268-8900
Enumerated
Mar 28, 2019
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1941 S Interstate 35 Ste 101

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

  1. Richard ArthurFamily Nurse Practitioner1205543931
  2. Gustavo Boeta-Lopez, MDFamily Medicine Physician1275282873

Verify Shawn Walker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license T6747
    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.

Industry payments in 2024: $217.29

11 payments, mostly food and beverage; the largest payer was Ironshore Pharmaceuticals Inc.. The 23,406 providers of this specialty with any payment received $1,203.67 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shawn Walker$217.29
  2. Specialty average$1,203.67

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

12 pediatrics physician records list a San Marcos practice address

They are 12 of the 1,003 NPPES records with a San Marcos practice address, and 6,165 pediatrics physician records in Texas.

Other pediatrics physician records in Texas

  1. Mehreen Abbas, MDCorpus Christi, TX1740850767
  2. Rashida Abbas, M.D.Cypress, TX1740222371
  3. Umair Abbas, M.D.Corpus Christi, TX1417335654
  4. James Abbott, MDWebster, TX1518065846
  5. Khuzam Abdalla, M.DAbilene, TX1174769137
  6. Waleed AbdelhafezAustin, TX1801230073
  7. Ahmed Abdin, M.DHouston, TX1427481449
  8. Jareatha Abdul-Raheem, MDJbsa Lackland, TX1790322485
  9. Khadijah Abdurrazaq, M.D, FAAPMidland, TX1336304120
  10. Christopher Abel, M.D.Dallas, TX1841299484

Common questions

What is Shawn Walker, MD's NPI number?

Shawn Walker, MD's National Provider Identifier (NPI) is 1184185456, issued on Mar 28, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Shawn Walker, MD located?

The NPPES record lists a practice address at 1941 S Interstate 35 Ste 101, San Marcos, TX, 78666. Phone: (512) 268-8900. Providers update this record themselves, so call before visiting.

How can I verify Shawn Walker, MD's license?

NPPES lists Texas license number T6747, 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.