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

Dr. Eddy J Chen, MD

Individual provider Internal Medicine Physician · NPI 1730376898

Dr. Eddy J Chen, MD is a Hematology/Oncology in Concord, Massachusetts. Graduated from University of Southern California Keck School of Medicine in 2005, 21 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
21
Trained at
University of Southern California Keck School of Medicine
Licensed in
MA
In the registry since
2007
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

133 Old Road To 9 Acre Cor Mass General Cancer Center At Emerson Hospital; Ste 200
Concord, MA 01742-4159
Phone: (978) 287-3436
Show map & directions

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 234111 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 234111 (MA)

Record details

NPI number1730376898
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 2, 2007
Last updated in NPPESJune 23, 2016
Mailing address133 Old Road To 9 Acre Cor, Mass General Cancer Center At Emerson Hospital; Ste 200, Concord, MA 01742-4159

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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