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

Sierra Mackenzie Osmers

Individual provider Mental Health Counselor · NPI 1780464958

Sierra Mackenzie Osmers is a Mental Health Counselor in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2023.

Licensed in
WA
In the registry since
2023

Practice location Address checks out

2148 Waverly Pl N Apt 2C
Seattle, WA 98109-2473
Phone: (360) 951-3078
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence LF70008201 (WA)

Record details

NPI number1780464958
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedOctober 4, 2023
Last updated in NPPESDecember 3, 2025
Certification dateDecember 3, 2025

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