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

Alison Catherine Dirienzo

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1497300560

Alison Catherine Dirienzo is an Addiction (Substance Use Disorder) Counselor in Mission Viejo, California. Licensed in California. Registered with an NPI since 2019.

Licensed in
CA
In the registry since
2019

Practice location Address checks out

27281 Las Ramblas Ste 140
Mission Viejo, CA 92691-6387
Phone: (949) 540-0170
Fax: (949) 540-0173
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 (CA)

Record details

NPI number1497300560
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedAugust 6, 2019
Last updated in NPPESAugust 12, 2020
Certification dateAugust 12, 2020

Other providers in Mission Viejo