JAMES C CHOU MD
NPI 1285661652
Internal Medicine - Gastroenterology in Boston, MA

Active since June 28, 2006PECOS EnrolledAccepts Medicare Assignment
133 BROOKLINE AVE FL 9, BOSTON, MA 02215(617) 421-1091(617) 421-2555 Get Directions Write a Review

NPPES record last updated: February 4, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 4, 2021, Nov 24, 2020 (2 updates tracked since 2020).

About James C Chou Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JAMES C CHOU MD (NPI 1285661652) is an individual gastroenterology provider in Boston, Massachusetts, licensed in Massachusetts (217013) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Medical Center, and is a graduate of Other (1997).

NPPES Registry Identity

NPI1285661652
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameJAMES C CHOUCredential: MD
Location Address133 BROOKLINE AVE FL 9Boston, MA 02215-3904
Mailing Address133 Brookline Ave Fl 9Boston, MA 02215-3904 · (617) 421-1091 · Fax (617) 421-2555
Fax(617) 421-2555
Sole ProprietorNo
Medical School CMSOtherGraduated 1997
Enumeration DateJune 28, 2006
Last NPPES UpdateFebruary 4, 20212 updates tracked since enumeration
NPPES CertifiedFebruary 4, 2021
NPI 1285661652 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in MA · 217013
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
133 BROOKLINE AVE FL 9, Boston, MA 02215

Other Identifiers 6

Other217013MA · Tufts Health Plan
OtherJ26676MA · Blue Cross
Other0030310MD · Neighborhood Health
Other305130MA · Harvard Pilgrim
Other2790378-001MA · Cigna
Medicaid2023202MA

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

James C Chou Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5294621876
PECOS Enrollment IDI20040223000657
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 14

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
67 services67 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
63 services61 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
62 services33 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test 85027
A complete blood cell count (CBC) is an automated test that measures different components of the blood, including red cells, white cells, and platelets. It helps assess overall health, detect disorders like anemia or infection, and monitor medical treatments.
60 services28 patients
Blood creatinine level 82565
A blood creatinine level test measures the amount of creatinine in your blood. Creatinine is a waste product that your body produces when it uses energy. High levels may indicate that your kidneys aren't working properly. This test is often used to monitor kidney health.
46 services23 patients
Liver function blood test panel 80076
A liver function blood test panel helps check the health of your liver. It measures various proteins, liver enzymes, and bilirubin in your blood. If these levels are too high or too low, it could signal a liver problem. It's a simple, non-invasive test that involves drawing blood.
40 services19 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Beth Israel Deaconess Medical Center

Acute Care Hospitals · Boston, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220086
Location330 Brookline AvenueBoston, MA 02215 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02215 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine (Gastroenterology)
133 BROOKLINE AVE FL 9
BOSTON, MA 02215
Internal Medicine (Hematology)
133 BROOKLINE AVE FL 9
BOSTON, MA 02215
Internal Medicine (Cardiovascular Disease)
133 BROOKLINE AVE FL 9
BOSTON, MA 02215
Obstetrics & Gynecology (Obstetrics)
133 BROOKLINE AVE FL 9
BOSTON, MA 02215
Internal Medicine (Endocrinology, Diabetes & Metabolism)
133 BROOKLINE AVE FL 9
BOSTON, MA 02215

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is James Chou's NPI number?

The NPI number for James Chou is 1285661652. It was assigned to this individual provider in the NPPES registry on June 28, 2006.

Where is James Chou located?

James Chou practices at 133 Brookline Ave Fl 9, Boston, MA 02215. The listed phone number is (617) 421-1091.

What is James Chou's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is James Chou enrolled in Medicare?

Yes. James Chou is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does James Chou accept?

Health plans from Anthem Blue Cross and Blue Shield list James Chou as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is James Chou affiliated with any hospitals?

According to CMS data, James Chou is affiliated with Beth Israel Deaconess Medical Center.

When was this NPI record last updated?

The NPPES record for James Chou was last updated on February 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.