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

Bertha Cuellar

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1467800920

Bertha Cuellar is an Addiction (Substance Use Disorder) Counselor in Hayward, California. Practices as a sole proprietor. Registered with an NPI since 2016.

In the registry since
2016

Practice location Address checks out

30086 Mission Blvd
Hayward, CA 94544-7233
Phone: (510) 675-9362
Fax: (510) 675-9468
Show map & directions

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 number1467800920
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMay 25, 2016
Last updated in NPPESMay 25, 2016
Mailing address30086 Mission Blvd, Hayward, CA 94544-7233

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