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

Marilyn Koo

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1700454709

Marilyn Koo is an Addiction (Substance Use Disorder) Counselor in Long Beach, California. Registered with an NPI since 2021.

In the registry since
2021

Practice location Address checks out

1360 E Anaheim St
Long Beach, CA 90813-5514
Phone: (562) 218-9530
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X

Record details

NPI number1700454709
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJune 15, 2021
Last updated in NPPESJune 15, 2021
Certification dateJune 15, 2021
Mailing address1188 E Woodbury Rd, Pasadena, CA 91104-1300

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