NPPES file of Aug 9, 2026

Merrick James McMains, M.D.

Pediatrics Physician · Austin, TX

Merrick James McMains, M.D. is a pediatrics physician with a practice address in Austin, Texas, and NPI 1518964014, issued on Jun 30, 2005. Check the license (Texas L8429, 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
1518964014
Name
Merrick James McMains
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
L8429 TX
Self-reported in NPPES; status is on the state search
Practice location
2911 Medical Arts St, Austin, TX 78705
Phone
(512) 236-9306
Enumerated
Jun 30, 2005
Record last updated
May 24, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(512) 236-9978
Medicaid ID
164018704 TX
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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8 nearest pediatrics physician records → All 5,641 in Texas → Look up another NPI →

Also registered at 2911 Medical Arts St

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

  1. Micaela Aleman, M.D.Urology Physician1578672739
  2. Erica Burgett, FNPFamily Nurse Practitioner1801123229
  3. Yu-Han Hu, M.D.Obstetrics & Gynecology Physician1215225032
  4. Geraldine Lansang, NPPrimary Care Nurse Practitioner1336808104
  5. Rosalind Martz, MDInternal Medicine Physician1528012614
  6. Christie Mileur, M.D.Obstetrics & Gynecology Physician1811257801

Verify Merrick James McMains in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L8429    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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Industry payments in 2024: $18.18

1 payment: food and beverage; the largest payer was Tris Pharma Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Merrick McMains$18.18
  2. Specialty average$842.05

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

Merrick James McMains among 5,641 pediatrics physician records in Texas

Merrick James McMains, M.D. is one of 5,641 pediatrics physician records with a practice address in Texas. 47% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 47% of these records are
  • In the CMS Doctors and Clinicians fileNo · 9% of these records are
  • Record last updated2011 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

469 pediatrics physician records list a practice address in Austin

They are 469 of the 26,585 NPPES records with a practice address in Austin, and 5,641 pediatrics physician records in Texas.

All 5,641 in Texas → Every provider in Austin → Pediatrics Physician nationwide →

The 8 pediatrics physician records with the nearest ZIP codes

  1. Rodolfo Barrera, D.O.Austin, TX 787051588763130
  2. Juanita BhatnagarAustin, TX 787051427079391
  3. Elsa Brieno, M.D.Austin, TX 787051477647048
  4. Thomas Dawson, M.D.Austin, TX 787051922011857
  5. Jo Anne Edoka, M.D.Austin, TX 787051700987500
  6. Wesley Glazener, M.D.Austin, TX 787051104880301
  7. David Grundy, M.D.Austin, TX 787051033133533
  8. Michelle Haas, M.D.Austin, TX 787051568486066

Common questions

What is Merrick James McMains, M.D.'s NPI number?

Merrick James McMains, M.D.'s National Provider Identifier (NPI) is 1518964014, issued on Jun 30, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Merrick James McMains, M.D. located?

The NPPES record lists a practice address at 2911 Medical Arts St, Austin, TX, 78705. Phone: (512) 236-9306. Providers update this record themselves, so call before visiting.

How can I verify Merrick James McMains, M.D.'s license?

NPPES lists Texas license number L8429, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.