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

Vivian Ryu LCSW PLLC

Organization Mental Health Clinic/Center (Including Community Mental Health Center) · NPI 1962030833

Vivian Ryu LCSW PLLC is a Mental Health Clinic/Center (Including Community Mental Health Center) in Sierra Vista, Arizona. Registered with an NPI since 2020.

In the registry since
2020
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

2300 E Fry Blvd
Sierra Vista, AZ 85635-2712
Phone: (520) 559-4976
Show map & directions

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

Specialties & licences

Mental Health Clinic/Center (Including Community Mental Health Center) (primary) Taxonomy 261QM0801X

Record details

NPI number1962030833
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Vivian Ryu — Therapist · (520) 220-6009
NPI enumeratedMarch 27, 2020
Last updated in NPPESMarch 27, 2020
Certification dateMarch 27, 2020
Mailing addressPo Box 3822, Sierra Vista, AZ 85636-3822

Other providers in Sierra Vista