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

William Edward Birowski

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1316653587

William Edward Birowski is an Addiction (Substance Use Disorder) Counselor in El Cajon, California. Practices as a sole proprietor. Registered with an NPI since 2023.

In the registry since
2023

Practice location Address checks out

1400 N Johnson Ave Ste 101
El Cajon, CA 92020-1651
Phone: (619) 442-0277
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 number1316653587
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJanuary 30, 2023
Last updated in NPPESJanuary 30, 2023
Certification dateJanuary 30, 2023
Mailing address8833 Mission Vega Ct Unit 2, Santee, CA 92071-4279

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