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

Layla R Callahan, RADT

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1720633589

Layla R Callahan, RADT is an Addiction (Substance Use Disorder) Counselor in Grass Valley, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2019

Practice location Address checks out

159 Brentwood Dr
Grass Valley, CA 95945-5703
Phone: (530) 885-1917
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 12125 Shale Ridge Ln, Auburn, CA 95602-8880 — (530) 885-1917

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence R1338330219 (CA)

Record details

NPI number1720633589
Entity typeIndividual (Type 1)
GenderFemale
Credentials RADT
Sole proprietorNo
NPI enumeratedAugust 7, 2019
Last updated in NPPESJune 26, 2020
Certification dateJune 26, 2020

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