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

Jonah Bayer

Individual provider Mental Health Counselor · NPI 1235809096

Jonah Bayer is a Mental Health Counselor in Williamstown, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2021

Practice location Address checks out

105 Harrison Ave
Williamstown, MA 01267-2237
Phone: (413) 599-3420
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence LMHC10003468 (MA)

Record details

NPI number1235809096
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedSeptember 14, 2021
Last updated in NPPESOctober 1, 2025
Certification dateOctober 1, 2025
Mailing address700 Main St Suite 1 #1011, Great Barrington, MA 01230

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