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

James M. Armstrong, PA

Individual provider Physician Assistant · NPI 1568645182

James M. Armstrong, PA is a Physician Assistant in Boston, Massachusetts. Graduated from Yale University School of Medicine in 1992, 34 years ago. Practices with Mymichigan Medical Center Sault, a 102-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts and Vermont.

Years since qualifying
34
Trained at
Yale University School of Medicine
Licensed in
MA, VT
In the registry since
2007
Specialties on file
2
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

See every abbreviation used in this directory →

Practice location Address checks out

736 Cambridge Street Division Of Cardiovascular Medicine
Boston, MA 02135
Phone: (617) 562-7868
Fax: (617) 779-6330
Show map & directions

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

Additional practice locations (1)

  • 500 Osborn Blvd, Sault Sainte Marie, MI 49783-1822 — (190) 625-3102

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence 505 (MA)
Physician Assistant Taxonomy 363A00000X · Licence 055.0031207 (VT)

Record details

NPI number1568645182
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedDecember 6, 2007
Last updated in NPPESJune 6, 2023
Certification dateJune 6, 2023
Mailing address736 Cambridge St, Boston, MA 02135-2907

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolYALE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Mymichigan Medical Center Sault — 102 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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