Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. William Tin-Shing Choi, MD, PHD

Individual provider Obstetrics & Gynecology Physician · NPI 1861923658

Dr. William Tin-Shing Choi, MD, PHD is an Obstetrics & Gynecology Physician in Boston, Massachusetts. Works from 2 locations. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2017
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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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 (1)

  • 330 Brookline Ave # 3, Boston, MA 02215-5400 — (832) 330-2987

Specialties & licences

Medical Biochemical Genetics (primary) Taxonomy 207SG0207X · Licence 286339 (MA)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 286339 (MA)

Record details

NPI number1861923658
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedMarch 23, 2017
Last updated in NPPESAugust 29, 2024
Certification dateAugust 29, 2024

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