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

Joan Johnston, DNP

Individual provider Nurse Practitioner · NPI 1023541943

Joan Johnston, DNP is a Nurse Practitioner in Worcester, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2017.

Licensed in
MA
In the registry since
2017
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.

See every abbreviation used in this directory →

Practice location Address checks out

123 Summer St
Worcester, MA 01608-1216
Phone: (508) 363-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence RN2258844 (MA)

Record details

NPI number1023541943
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP
Sole proprietorNo
NPI enumeratedApril 7, 2017
Last updated in NPPESApril 7, 2017
Mailing address123 Summer St, Worcester, MA 01608-1216

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