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

Dr. Harrison Tsai, MD

Individual provider Molecular Genetic Pathology (Pathology) Physician · NPI 1164845343

Dr. Harrison Tsai, MD is a Pathology in Boston, Massachusetts. Graduated from Harvard Medical School in 2016, 10 years ago. Practices with Brigham and Womens Physicians Organization Inc, a 2,916-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
10
Trained at
Harvard Medical School
Licensed in
MA
In the registry since
2014
Specialties on file
3
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

300 Longwood Ave
Boston, MA 02115-5724
Phone: (617) 355-6000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 55 Fruit St, Boston, MA 02114-2621 — (617) 726-2967
  • 75 Francis St, Boston, MA 02115-6110 — (617) 732-8613

Specialties & licences

Molecular Genetic Pathology (Pathology) Physician (primary) Taxonomy 207ZP0007X · Licence 282556 (MA)
Anatomic Pathology & Clinical Pathology Physician Taxonomy 207ZP0102X · Licence 282556 (MA)
Anatomic Pathology Physician Taxonomy 207ZP0101X · Licence 282556 (MA)

Record details

NPI number1164845343
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 24, 2014
Last updated in NPPESMay 1, 2026
Certification dateMay 1, 2026

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 2016 (10 years in practice)
Group practice Brigham And Womens Physicians Organization Inc — 2916 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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