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

Christopher M Callahan, NP

Individual provider Nurse Practitioner · NPI 1366335325

Christopher M Callahan, NP is a Nurse Practitioner in North Reading, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2025
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

18 Strawberry Ln
North Reading, MA 01864-2454
Phone: (339) 222-0318
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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 RN217427 (MA)

Record details

NPI number1366335325
Entity typeIndividual (Type 1)
GenderMale
Credentials NP
Sole proprietorYes
NPI enumeratedMay 29, 2025
Last updated in NPPESMay 29, 2025
Certification dateMay 29, 2025
Mailing address18 Strawberry Ln, North Reading, MA 01864-2454

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