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

MS. Holly Diaz-Bach

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1649474164

MS. Holly Diaz-Bach is an Addiction (Substance Use Disorder) Counselor in Modesto, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007

Practice location Address checks out

1116 Alice St
Modesto, CA 95350-5905
Phone: (209) 578-3132
Fax: (209) 579-9605
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 · Licence 0000 (CA)

Record details

NPI number1649474164
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJune 11, 2007
Last updated in NPPESJuly 8, 2007

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