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

Mrs. Joan Kathryn Johnston, FNP

Individual provider Nurse Practitioner · NPI 1427158674

Mrs. Joan Kathryn Johnston, FNP is a Nurse Practitioner in Pittsfield, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
Specialties on file
2
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

165 Tor CT Berkshire Medical Center Hillcrest Campus
Pittsfield, MA 01201-3001
Phone: (413) 445-9243
Fax: (413) 445-9326
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 109903 (MA)
Nurse Practitioner Taxonomy 363L00000X · Licence 109903 (MA)

Record details

NPI number1427158674
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedSeptember 25, 2006
Last updated in NPPESSeptember 11, 2025

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