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

Dr. Justin Adam Mackinnon, MD

Individual provider Emergency Medicine Physician · NPI 1447516224

Dr. Justin Adam Mackinnon, MD is an Emergency Medicine in Potsdam, New York. Qualified in 2012, 14 years ago. Practices with Massena Hospital Inc, a 49-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
14
Licensed in
NY
In the registry since
2012
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

50 Leroy St Dept OF Emergency Medicine
Potsdam, NY 13676-1786
Phone: (315) 265-3300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 2711461 (NY)

Record details

NPI number1447516224
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 6, 2012
Last updated in NPPESJune 8, 2015

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Massena Hospital Inc — 49 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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