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

Dr. Fraser Colin Mackay, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1629330410

Dr. Fraser Colin Mackay, MD is an Emergency Medicine in Burlington, Massachusetts. Graduated from University of Maryland School of Medicine in 2012, 14 years ago. Practices with Lahey Clinic Inc, a 1,372-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
14
Trained at
University of Maryland School of Medicine
Licensed in
MA
In the registry since
2012
Specialties on file
2
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

Lahey Hospital & Medical Center 41 Mall Rd
Burlington, MA 01805-0001
Phone: (781) 744-8100
Fax: (781) 744-5213
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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 270652 (MA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 270652 (MA)

Record details

NPI number1629330410
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 8, 2012
Last updated in NPPESJuly 21, 2022

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolUNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduated 2012 (14 years in practice)
Group practice Lahey Clinic Inc — 1372 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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