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

Individual provider Medical Oncology Physician · NPI 1255821344

Charles S Dai, MD is a Medical Oncology in Boston, Massachusetts. Qualified in 2018, 8 years ago. Practices with The General Hospital Corporation, a 1,276-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
8
Licensed in
MA
In the registry since
2018
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

55 Fruit St
Boston, MA 02114-2696
Phone: (617) 724-9557
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 75 Francis St, Boston, MA 02115-6110 — (617) 732-5500

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 285725 (MA)

Record details

NPI number1255821344
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 14, 2018
Last updated in NPPESJuly 8, 2025
Certification dateJuly 8, 2025
Mailing address55 Fruit St, Boston, MA 02114-2621

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice The General Hospital Corporation — 1276 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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