Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Gregory Williams, MD

Individual provider Psychiatry Physician · NPI 1891910659

Dr. Gregory Williams, MD is a Psychiatry in Corpus Christi, Texas. Graduated from Uniformed Services Uhs Fe Hebert School of Med in 2005, 21 years ago. Practices with Progressive Behavioral Health, PLLC, a 361-clinician group and works from 2 locations. Licensed in Texas.

Years since qualifying
21
Trained at
Uniformed Services Uhs Fe Hebert School of Med
Licensed in
TX
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

5734 Spohn Dr Ste 110
Corpus Christi, TX 78414-4116
Phone: (903) 957-0082
Fax: (903) 957-0351
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 151 Stagecoach Trl Ste 220, San Marcos, TX 78666-3863 — (844) 824-8775

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence R0812 (TX)

Record details

NPI number1891910659
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 16, 2007
Last updated in NPPESMay 8, 2026
Certification dateMay 8, 2026
Mailing address425 N Highland Ave Ste 260, Sherman, TX 75092-7377

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPSYCHIATRY
Medical schoolUNIFORMED SERVICES UHS FE HEBERT SCHOOL OF MED
Graduated 2005 (21 years in practice)
Group practice Progressive Behavioral Health, Pllc — 361 clinicians
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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