NPPES file of Aug 9, 2026

Clay Whitten Ross, MD

Psychiatry Physician · San Marcos, TX

Clay Whitten Ross, MD is a psychiatry physician with a practice address in San Marcos, Texas, and NPI 1215964390, issued on Jun 26, 2006. Check the license (Texas E1103, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215964390
Name
Clay Whitten Ross
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
E1103 TX
Self-reported in NPPES; status is on the state search
Practice location
1200 N Bishop St, San Marcos, TX 78666
Phone
(512) 392-7151
Enumerated
Jun 26, 2006
Record last updated
Dec 10, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(512) 392-5444
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 psychiatry physician records → All 3,318 in Texas → Look up another NPI →

Also registered at 1200 N Bishop St

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

  1. Ellis Craig, PHDPsychologist1528116985
  2. Lorena Garcia, LCSWClinical Social Worker1942980941
  3. Janine Goldstein, M.D.Psychiatry Physician1881774800
  4. Mary Magovsky, RNRegistered Nurse1255588141
  5. Laurie Paxson, LOCProfessional Counselor1619145828
  6. Ann Pierre, LPCProfessional Counselor1194584433

Verify Clay Whitten Ross in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license E1103    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.

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Clay Whitten Ross among 3,318 psychiatry physician records in Texas

Clay Whitten Ross, MD is one of 3,318 psychiatry physician records with a practice address in Texas. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 65% newer
  • In a Medicare fileNo · 72% of these records are
  • In the CMS Doctors and Clinicians fileNo · 45% of these records are
  • Record last updated2007 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Texas

There are 3,318 psychiatry physician records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,318 in Texas → Every provider in San Marcos → Psychiatry Physician nationwide →

The 8 psychiatry physician records with the nearest ZIP codes

  1. Samantha Brown, M.D.San Marcos, TX 786661578803383
  2. Tushar Desai, M.D.San Marcos, TX 786661407900350
  3. Janine Goldstein, M.D.San Marcos, TX 786661881774800
  4. Barry Mills, M.D.San Marcos, TX 786661902918675
  5. George Race, M.D.San Marcos, TX 786661992885628
  6. John Rust, M.D.San Marcos, TX 786661518011444
  7. Robert Ward, DOSan Marcos, TX 786661306931845
  8. Paul Whitelock, M.D.San Marcos, TX 786661497764385

Common questions

What is Clay Whitten Ross, MD's NPI number?

Clay Whitten Ross, MD's National Provider Identifier (NPI) is 1215964390, issued on Jun 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Clay Whitten Ross, MD located?

The NPPES record lists a practice address at 1200 N Bishop St, San Marcos, TX, 78666. Phone: (512) 392-7151. Providers update this record themselves, so call before visiting.

How can I verify Clay Whitten Ross, MD's license?

NPPES lists Texas license number E1103, 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. 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.