NPPES file of Aug 9, 2026

Stewart Bruce Ater, M.D.

Pediatrics Physician · Houston, TX

Stewart Bruce Ater, M.D. is a pediatrics physician with a practice address in Houston, Texas, and NPI 1902996291, issued on Oct 15, 2006. Check the license (Texas H5298, 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
1902996291
Name
Stewart Bruce Ater
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
H5298 TX
Self-reported in NPPES; status is on the state search
Practice location
3704 Carlon St, Houston, TX 77005
Phone
(713) 776-9111
Enumerated
Oct 15, 2006
Record last updated
Sep 11, 2025
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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Verify Stewart Bruce Ater in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license H5298
    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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97% fewer Medicare Part D claims than the average pediatrics physician in 2024

11 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Stewart Ater11
  2. Specialty average375

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.

1,038 pediatrics physician records list a practice address in Houston

They are 1,038 of the 61,221 NPPES records with a practice address in Houston, and 5,641 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. Bayan Abdallah, M.DDallas, TX1790137628
  7. Waleed AbdelhafezAustin, TX1801230073
  8. Ahmed Abdin, M.DHouston, TX1427481449
  9. Jareatha Abdul-Raheem, MDJbsa Lackland, TX1790322485
  10. Khadijah Abdurrazaq, M.D, FAAPMidland, TX1336304120

Common questions

What is Stewart Bruce Ater, M.D.'s NPI number?

Stewart Bruce Ater, M.D.'s National Provider Identifier (NPI) is 1902996291, issued on Oct 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stewart Bruce Ater, M.D. located?

The NPPES record lists a practice address at 3704 Carlon St, Houston, TX, 77005. Phone: (713) 776-9111. Providers update this record themselves, so call before visiting.

How can I verify Stewart Bruce Ater, M.D.'s license?

NPPES lists Texas license number H5298, 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 Stewart Bruce Ater, M.D. prescribe under Medicare Part D?

In 2024, Stewart Bruce Ater, M.D. had 11 Medicare Part D claims; the average among pediatrics physician prescribers was 375. 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.