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Gastroenterology

James C. Chou, MD

Works at hospitals in Boston, MA · Massachusetts

Summary

James C. Chou, MD (Gastroenterology) is listed by Medicare at 1 hospital in Boston, MA. NPI 1285661652. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about James C. Chou, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

GastroenterologyPrimary specialty
YesAccepts Medicare assignment
29Years since medical school (graduated 1997)
MaleGender (as listed)
Atrius Health IncGroup practice

Quick answers

Which hospitals does James C. Chou work at?
Medicare's official clinician data lists James C. Chou at 1 hospital: Beth Israel Deaconess Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does James C. Chou see patients?
Medicare's clinician data lists 1 practice location in Quincy, MA. Call before your visit to confirm the address.
What is James C. Chou's specialty?
Medicare lists Gastroenterology as the primary specialty.
Does James C. Chou accept Medicare assignment?
Yes. Medicare's clinician data says James C. Chou accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for James C. Chou?
(617) 740-0600, as listed in official Medicare / NPI Registry data.
What is James C. Chou's NPI number?
1285661652. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where James C. Chou works

Medicare's Facility Affiliation Data lists James C. Chou at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where James C. Chou is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists James C. Chou as a member of this group (CMS data updated 2026-10-02).

  • Atrius Health Inc1,222 clinicians in the group

Specialties

Find other Gastroenterology doctors in Massachusetts →

Other gastroenterologists in Massachusetts

Clinicians with the same Medicare primary specialty in Massachusetts — not a recommendation.

All gastroenterologists in Massachusetts →

Clinician information

CredentialMD
Graduation year1997
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1285661652
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians