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

Dr. Maria Theresa Gatchalian Mariano, MD

Individual provider Psychiatry Physician · NPI 1356584403

Dr. Maria Theresa Gatchalian Mariano, MD is a Psychiatry in Salinas, California. Qualified in 2009, 17 years ago. Practices with Alameda Health System, a 601-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
17
Licensed in
CA
In the registry since
2009
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

1441 Constitution Blvd
Salinas, CA 93906-3100
Phone: (831) 755-4111
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 200 Hillmont Ave, Ventura, CA 93003-1647 — (805) 652-6729
  • 300 Hillmont Ave, Ventura, CA 93003-1651 — (805) 652-6000

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A120995 (CA)

Record details

NPI number1356584403
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 18, 2009
Last updated in NPPESOctober 14, 2025
Certification dateOctober 14, 2025

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Alameda Health System — 601 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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