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

MS. Cassandra Welliver, MA

Individual provider Drama Therapist · NPI 1972383164

MS. Cassandra Welliver, MA is a Drama Therapist in Renton, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2023
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

See every abbreviation used in this directory →

Practice location Address checks out

1717 Maple Valley Hwy
Renton, WA 98057-3900
Phone: (206) 775-8600
Show map & directions

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

Specialties & licences

Drama Therapist (primary) Taxonomy 101200000X (WA)

Record details

NPI number1972383164
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA
Sole proprietorYes
NPI enumeratedOctober 4, 2023
Last updated in NPPESOctober 4, 2023
Certification dateSeptember 14, 2023
Mailing address1717 Maple Valley Hwy, Renton, WA 98057-3900