Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Stephanie Ann Gerdes, LCSW,
Social Worker in Tukwila, WA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1750412375
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Registry record
Entity type Individual (Type 1)
Name Stephanie Ann Gerdes
Credential LCSW,
Sex Female
Practice address 13925 Interurban Ave S Ste 120, Tukwila, WA, 98168
Phone (206) 948-0096
Enumeration date Mar 7, 2007
Last updated in NPPES Feb 2, 2022
Taxonomy & licenses
1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 60400 (CA) Secondary
104100000X Social Worker Behavioral Health & Social Service Providers · License 61170400 (WA) Primary
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy.
About the LCSW credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Stephanie Gerdes practice?
The practice location on file with NPPES is in Tukwila, WA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Stephanie Gerdes?
The National Provider Identifier (NPI) for Stephanie Gerdes is 1750412375, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Avanti Bergquist Psychiatry Physician · Tukwila, WA NPI 1386835726 Helen Roubinian Counselor · Tukwila, WA NPI 1336305358 Jamie Coronato Counselor · Tukwila, WA NPI 1588945604 Christina Little Marriage & Family Therapist · Tukwila, WA NPI 1881018406 Melissa Daia School Psychologist · Tukwila, WA NPI 1144611898 Kelly Myers Counselor · Tukwila, WA NPI 1992199301 Federica Mucci Pediatric Occupational Therapist · Tukwila, WA NPI 1013382993 Erica De Los Reyes Clinical Social Worker · Tukwila, WA NPI 1033578687
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-02-02.