Individual provider · Type 1 NPI

Guillermo Leoz-Callizo, MD

Psychiatry Physician · Houston, TX

NPI number 1528475845 Active

Practice location

1415 California St
Houston, TX 77006-2602

Call (832) 548-5000 Map

Fax (832) 548-5092

Mailing address

6255 W Sunset Blvd Fl 21
Los Angeles, CA 90028-7422

Other practice locations

  • 4301 Garth Rd, Ste 302, 306, & 400, Baytown, TX 77521-3153 · (832) 548-5000
  • 400 N Beach St Ste 104, Fort Worth, TX 76111-7070 · (817) 831-1750

Specialties and licenses

TaxonomyCodeLicense
Psychiatry Physician Primary 2084P0800XR7052 (TX)
Psychiatry Physician 2084P0800X62571 (MN)

Psychiatry Physician: A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic la…

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About NPI 1528475845

Guillermo Leoz-Callizo, MD's National Provider Identifier is 1528475845, issued on Jul 18, 2014. The primary taxonomy on file is Psychiatry Physician (2084P0800X), and the practice location is in Houston, TX. The record was last updated on Feb 19, 2026.