Registry data as of Aug 27, 2026

Avis Day, MD

Pediatrics Physician · Austin, TX

Avis Day, MD is a pediatrics physician with a practice address in Austin, Texas, and NPI 1609881762, issued on Jul 29, 2006. Check the license (Texas H3999, as entered in NPPES) on the Texas Medical Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1609881762
Name
Avis Day
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
H3999 TX
Self-reported in NPPES; status is on the state search
Practice location
3816 S 1St St, Austin, TX 78704
Phone
(512) 443-1311
Enumerated
Jul 29, 2006
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 3816 S 1St St

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

  1. William Blunk, AUDAudiologist1013466044
  2. Daniel Bradford, MD, JDPediatrics Physician1467193193
  3. Honor Canon, MDPediatrics Physician1043210347
  4. Michelle Carter, AUDAudiologist1932691706
  5. Boris Gritzka, MDPediatrics Physician1124033287
  6. Elaine Hamilton, M.D.Pediatrics Physician1215036173

Verify Avis Day in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license H3999
    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.

469 pediatrics physician records list a Austin practice address

They are 469 of the 26,585 NPPES records with a Austin practice address, and 5,641 pediatrics physician records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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 Avis Day, MD's NPI number?

Avis Day, MD's National Provider Identifier (NPI) is 1609881762, issued on Jul 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Avis Day, MD located?

The NPPES record lists a practice address at 3816 S 1St St, Austin, TX, 78704. Phone: (512) 443-1311. Providers update this record themselves, so call before visiting.

How can I verify Avis Day, MD's license?

NPPES lists Texas license number H3999, 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. 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.