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

Mary Ann McAllister

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1801494794

Mary Ann McAllister is an Addiction (Substance Use Disorder) Counselor in San Bernardino, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2020

Practice location Address checks out

1874 Business Center Dr
San Bernardino, CA 92408-3457
Phone: (909) 386-0523
Fax: (909) 386-0529
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 number1801494794
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedOctober 13, 2020
Last updated in NPPESOctober 13, 2020
Certification dateOctober 13, 2020

Other providers in San Bernardino