NPPES file of Aug 9, 2026

Robb Nelson Matthews, PH.D.

Clinical Neuropsychologist · Round Rock, TX

Robb Nelson Matthews, PH.D. is a clinical neuropsychologist with a practice address in Round Rock, Texas, and NPI 1427482959, issued on Sep 3, 2013. Check the license (Texas 37904, as entered in NPPES) with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427482959
Name
Robb Nelson Matthews
Credential
PH.D.
Primary taxonomy
Clinical Neuropsychologist 103G00000X
License number
37904 TX
Self-reported in NPPES; status is on the state search
Practice location
425 University Blvd, Round Rock, TX 78665
Phone
(512) 509-0200
Enumerated
Sep 3, 2013
Record last updated
Aug 6, 2024
Medicare enrollment
Enrolled (PECOS I20180612002659); accepts Medicare assignment
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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8 nearest clinical neuropsychologist records → All 388 in Texas → Look up another NPI →

Also registered at 425 University Blvd

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

  1. Martha Abreu-Macomber, MDPediatrics Physician1609847235
  2. Shema Ahmad, MDEndocrinology, Diabetes & Metabolism Physician1316118300
  3. Mary Avena, NP-CNurse Practitioner1457006942
  4. Michael Aycock, D.OPsychiatry Physician1205121050
  5. Sohail Azadi, MDPediatrics Physician1154414688
  6. Lynn Azuma, M.D.Pediatrics Physician1295782043

Verify Robb Nelson Matthews in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 37904    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
Find 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.

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Bills Medicare through one group practice

  1. Scott And White ClinicTemple, TX

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

Robb Nelson Matthews among 388 clinical neuropsychologist records in Texas

Robb Nelson Matthews, PH.D. is one of 388 clinical neuropsychologist records with a practice address in Texas. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 57% of them.

  • NPI issued2013 · 57% of these records are older, 39% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2011 · median 2011 among the 154 with a school on file
  • Record last updated2024 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103G00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Neuropsychologist providers in Texas

There are 388 clinical neuropsychologist records in Texas.

All 388 in Texas → Every provider in Round Rock → Clinical Neuropsychologist nationwide →

The 8 clinical neuropsychologist records with the nearest ZIP codes

  1. Kelsey Cerruto, PSYDRound Rock, TX 786651124758263
  2. Rachel Cooper, PH.D.Round Rock, TX 786651831633437
  3. Kara DinhRound Rock, TX 786651164807129
  4. Peter Durham, PSY.D.Round Rock, TX 786651962196188
  5. John Elias, PHDRound Rock, TX 786651326493016
  6. Erin LogueRound Rock, TX 786651619351806
  7. Emily Robinett-Ferrara, PHDRound Rock, TX 786651548814965
  8. Walt Mercer, PH.D.San Marcos, TX 786661548457336

Common questions

What is Robb Nelson Matthews, PH.D.'s NPI number?

Robb Nelson Matthews, PH.D.'s National Provider Identifier (NPI) is 1427482959, issued on Sep 3, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Robb Nelson Matthews, PH.D. located?

The NPPES record lists a practice address at 425 University Blvd, Round Rock, TX, 78665. Phone: (512) 509-0200. Providers update this record themselves, so call before visiting.

How can I verify Robb Nelson Matthews, PH.D.'s license?

NPPES lists Texas license number 37904, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity 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.

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.