THS | Therapeutic Health Services

Therapeutic Health Services

fostering healing and recovery

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THS Summit Branch

THS Summit Branch
1116 Summit Avenue
Seattle, WA 98101
(206) 323-0930
Fax: (206) 323-0933

Contact: Tess Grimmett, B.S., Summit Branch Manager

Summit Branch Front Office Hours:
Monday – Thursday, 7:00AM – 5:30PM;
Friday 7:00AM – 4:30PM

Summit Branch Dispensary Hours:
Early Dosing:
Monday – Friday 6:00AM – 6:30AM
Saturday 7:00AM – 7:30AM

Regular Dosing:
Monday – Friday 6:30AM – 11:30AM
Saturday 10:15AM – 11:30AM

Please follow your assigned color code

Programs & Services – Summit Branch

Mental Health Services
  • Adult Mental Health Services
  • Counseling: Individual, Group & Family
  • African-American Ethnic Mental Health Specialty
  • Crisis Intervention
  • Medical Exam & Evaluation
  • Co-occurring Disorder Treatment
  • Medication Management
  • Mental Health Assessment
  • Mental Health Case Management
  • Mental Health Court Referrals
  • Psychiatric Evaluation
  • Primary Care

Learn more about Mental Health Services at THS

Substance Use Services & Medication-Assisted Treatment (Methadone/Suboxone®)
Support Services

Learn More About King County Drug Court

THS Summit Branch Posts

branch closure

All Branch Closure – Monday, November 11, 2019

Due to the Veteran’s Day Holiday, all THS Branches will be closed Monday, November 11th, 2019. If you need to request service, please complete our Get Help form located here: If you are experiencing a medical or other emergency, call 911 immediately. If you are in crisis and wish to reach the King County Crisis Line, please call 206-461-3222 or 1-866-4CRISIS (1-866-427-4747). In Snohomish County, please call 2-1-1 or the Care Crisis Line at 1-800-584-3578.