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

James C Chou, MD

Individual provider Gastroenterology Physician · NPI 1285661652

James C Chou, MD is a Gastroenterology in Boston, Massachusetts. Qualified in 1997, 29 years ago. Practices with Atrius Health Inc, a 1,205-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
29
Licensed in
MA
In the registry since
2006
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 Brookline Ave Fl 9
Boston, MA 02215-3904
Phone: (617) 421-1091
Fax: (617) 421-2555
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 217013 (MA)

Record details

NPI number1285661652
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2006
Last updated in NPPESFebruary 4, 2021
Certification dateFebruary 4, 2021
Mailing address133 Brookline Ave Fl 9, Boston, MA 02215-3904

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice Atrius Health Inc — 1205 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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