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

Melissa Dassanayake, LCSW

Individual provider Mental Health Counselor · NPI 1679973051

Melissa Dassanayake, LCSW is a Clinical Social Worker in Seal Beach, California. Qualified in 2015, 11 years ago. Practices as a sole proprietor.

Years since qualifying
11
In the registry since
2014
Specialties on file
3
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

1661 Golden Rain Rd
Seal Beach, CA 90740-4907
Phone: (562) 493-9581
Fax: (562) 795-6389
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X
Social Worker Taxonomy 104100000X
Clinical Social Worker Taxonomy 1041C0700X

Record details

NPI number1679973051
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedSeptember 4, 2014
Last updated in NPPESJanuary 19, 2026
Certification dateJanuary 19, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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