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

Dr. Mary J Boylan, MD

Individual provider Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · NPI 1851343131

Dr. Mary J Boylan, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Duluth, Minnesota. Licensed in Minnesota and New Hampshire. Registered with an NPI since 2006.

Licensed in
MN, NH
In the registry since
2006
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

920 E 1st St Ste 303
Duluth, MN 55805-2201
Phone: (218) 249-6050
Fax: (218) 249-6055
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 38670 (MN)
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Taxonomy 208G00000X · Licence 33516 (NH)

Record details

NPI number1851343131
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 16, 2006
Last updated in NPPESAugust 7, 2024
Certification dateAugust 7, 2024

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