Mark Levi Briggs , LMHCA
Counselor • Issaquah, WA
Professional Overview & Biography Verified Profile Summary
Mark Briggs, LMHCA is a registered healthcare professional specializing in Counselor in Issaquah, WA. Practice services are available at PO BOX 3057 under active NPI credentials.
Practice Location & Contact Primary Location
Po Box 3057
Issaquah, WA 980270137
Specialty Benchmarks & Practice Insights
Comparative analytics for Counselor in Issaquah, WA
Practicing in Issaquah, WA (11556 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-01-06NUCC Taxonomy Code: 101Y00000X
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Nutritionist
Master of Science
Massage Therapist
Licensed Massage Practitioner
Massage Therapist
Licensed Massage Practitioner, NASMCPT
Dietitian, Registered
Acupuncturist
Acupuncturist
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at PO BOX 3057, ISSAQUAH, WA 980270137 (Tel: 4258352503)
Registered at PO BOX 3057, ISSAQUAH, WA 980270137 (Tel: 4258352503)
Recorded as MARK BRIGGS, LMHCA
NPI status registered as active in NPPES database
Registered at 2150 FREEMAN RD E, FIFE, WA 984243776 (Tel: 2539227833)
Registered at 2701 N 16TH ST STE 316, PHOENIX, AZ 850061266 (Tel: 6025713163)
Recorded as MARK BRIGGS
Counselor (License #CG61099654 in WA)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
Po Box 3057
Issaquah, WA 980270137
Phone: 4258352503
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.