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

Tiffany Marx

Individual provider Clinical Social Worker · NPI 1194200444

Tiffany Marx is a Clinical Social Worker in Seattle, Washington. Works from 2 locations. Registered with an NPI since 2018.

In the registry since
2018

Practice location Address checks out

2600 SW Holden St
Seattle, WA 98126-3505
Phone: (206) 933-7000
Show map & directions

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

Additional practice locations (1)

  • 1025 S 3rd St, Renton, WA 98057-2765 — (425) 271-5600

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1194200444
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedOctober 2, 2018
Last updated in NPPESDecember 27, 2022
Certification dateDecember 27, 2022

Other providers in Seattle