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

John Slinn

Individual provider Counselor · NPI 1861935231

John Slinn is a Counselor in Worcester, Massachusetts. Practices as a sole proprietor. Registered with an NPI since 2016.

In the registry since
2016

Practice location Address checks out

335 Chandler St
Worcester, MA 01602-3441
Phone: (617) 913-5345
Show map & directions

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

Specialties & licences

Counselor (primary) Taxonomy 101Y00000X

Record details

NPI number1861935231
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedDecember 2, 2016
Last updated in NPPESDecember 2, 2016

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