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

John Clark Jr.

Individual provider Counseling Psychologist · NPI 1437889391

John Clark Jr. is a Counseling Psychologist in Marlborough, Massachusetts. Registered with an NPI since 2022.

In the registry since
2022

Practice location Address checks out

340 Maple St Ste 400
Marlborough, MA 01752-3200
Phone: (603) 425-4684
Show map & directions

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

Specialties & licences

Counseling Psychologist (primary) Taxonomy 103TC1900X

Record details

NPI number1437889391
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJune 14, 2022
Last updated in NPPESJune 14, 2022
Certification dateJune 14, 2022
Mailing address340 Maple St Ste 400, Marlborough, MA 01752-3200

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