NPPES file of Aug 9, 2026

Samuel Williams, DO

Emergency Medicine Physician · Austin, TX

Samuel Williams, DO is an emergency medicine physician with a practice address in Austin, Texas, and NPI 1699356246, issued on Apr 15, 2021. Check the license (Texas V1301, 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
1699356246
Name
Samuel Williams
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
V1301 TX
Self-reported in NPPES; status is on the state search
Practice location
1900 Barton Springs RD Unit 5030, Austin, TX 78704
Phone
(404) 518-1241
Enumerated
Apr 15, 2021
Record last updated
May 21, 2026
Medicare enrollment
Enrolled (PECOS I20240607000360); accepts Medicare assignment
Medical or professional school
Philadelphia College Of Osteopathic 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 1900 Barton Springs RD Unit 5030

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

  1. Matthew Chellew, MDEmergency Medicine Physician1396515011
  2. Peter Craig, MDEmergency Medicine Physician1295752715
  3. Antonia Helbling, M.D.Emergency Medicine Physician1811335458

Verify Samuel Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license V1301
    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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19% fewer Medicare Part D claims than the average emergency medicine physician in 2024

182 Medicare Part D claims for 123 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Samuel Williams182
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt14 claims
  2. Cephalexin13 claims
  3. Famotidine13 claims
  4. Methylprednisolone13 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. Emergency Medicine Services OF TX, PLLCSan Antonio, TX

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

Samuel Williams among 4,885 emergency medicine physician records in Texas

Samuel Williams, DO is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 88% of them.

  • NPI issued2021 · 88% of these records are older, 8% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2017 · median 2013 among the 2,779 with a school on file
  • Record last updated2026 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Texas

There are 4,885 emergency medicine physician records in Texas.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Shane Ali, MDAustin, TX 787041477012235
  2. Peter Craig, MDAustin, TX 787041295752715
  3. Mandar Desai, M.D.Austin, TX 787041548464696
  4. Alison Ewen, M.D.Austin, TX 787041265694038
  5. Baker Hamilton, M.D.Austin, TX 787041720304017
  6. Antonia Helbling, M.D.Austin, TX 787041811335458
  7. Jacob Jones, M.D.Austin, TX 787041215989793
  8. Jeremy Kim, MDAustin, TX 787041588906747

Common questions

What is Samuel Williams, DO's NPI number?

Samuel Williams, DO's National Provider Identifier (NPI) is 1699356246, issued on Apr 15, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Samuel Williams, DO located?

The NPPES record lists a practice address at 1900 Barton Springs RD Unit 5030, Austin, TX, 78704. Phone: (404) 518-1241. Providers update this record themselves, so call before visiting.

How can I verify Samuel Williams, DO's license?

NPPES lists Texas license number V1301, 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 Samuel Williams, DO prescribe under Medicare Part D?

In 2024, Samuel Williams, DO had 182 Medicare Part D claims for 123 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.