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

Meghan Assenmacher Elfsten, SUD

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1770473183

Meghan Assenmacher Elfsten, SUD is an Addiction (Substance Use Disorder) Counselor in San Rafael, California. Licensed in California. Registered with an NPI since 2025.

Licensed in
CA
In the registry since
2025

Practice location Address checks out

135 Paul Dr
San Rafael, CA 94903-2023
Phone: (415) 492-4444
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 21993 (CA)

Record details

NPI number1770473183
Entity typeIndividual (Type 1)
GenderFemale
Credentials SUD
Sole proprietorNo
NPI enumeratedJuly 7, 2025
Last updated in NPPESJuly 7, 2025
Certification dateJuly 7, 2025

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