1. Home
  2. Get Care
  3. Providers
  4. Gareth T. Marsh, DO
  1. ProvidersProviders
Skip to Main Content
  • MyChart
  • Pay a Bill
  • Help
St. Luke's Logo to Homepage
Gareth Marsh, DO

Gareth T. Marsh, DO

  • Behavioral Health
St. Luke's Clinic Provider

St. Luke's Clinic Provider

  • Accepting New Patients

  • About
  • Locations

About Gareth T. Marsh, DO

Gareth Marsh, DO practices psychiatry with particular interests in anxiety disorders and psychosis. Although he is enthusiastic about the role of medications, Dr. Marsh is also passionate about the contributions of mindfulness, exercise, and diet in optimizing mental health.

Prior to his medical education, Dr. Marsh earned his bachelor's degree from the University of California - Davis. In his free time, he enjoys going on road trips and exploring new destinations.

Education

Medical School

Kirksville College of Osteopathic Medicine

Residency

University of Missouri at Columbia

Board Certification

  • Psychiatry

Language(s) Spoken

  • English

Provider Locations

  • Primary Location
    St. Luke's Clinic - Behavioral Health: Nampa

    9850 W. St. Luke's Drive, South Entrance, Suite 320, Nampa, ID 83687
    (208) 505-2222
    Mon - Fri: 8 a.m. - 5 p.m.
    Location details
    South entrance to St. Luke's Nampa Medical Center where St. Luke's Clinic – Behavioral Health is located
St. Luke's Homepage

About St. Luke’s

Who We Are
News
Careers

Team Resources

For Providers
For Employees
For Contractors

Patient Resources

Financial Assistance
Mental Health Support
Medical Records
Patient Rights & Responsibilities

Essential Information

Accessibility
Price Transparency
En Español

Quick Links

Contact Us
St. Luke’s FitOne
St. Luke’s Health Partners
St. Luke’s Health Plan

DisclaimerNon-Discrimination/EEOPrivacy PracticesTerms of Use
© 2025 St. Luke’s Health System. All rights reserved.
FacebookLinkedinYoutubeInstagram