SUYI CHANG MD
NPI 1972681468
Internal Medicine - Gastroenterology in Walnut Creek, CA

Active since November 01, 2006PECOS EnrolledAccepts Medicare Assignment
1425 S MAIN ST, WALNUT CREEK, CA 94596(925) 295-4000 Get Directions Write a Review

NPPES record last updated: December 13, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Suyi Chang Md NPPES

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

SUYI CHANG MD (NPI 1972681468) is an individual gastroenterology provider in Walnut Creek, California, licensed in California (A73603) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (1999).

NPPES Registry Identity

NPI1972681468
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameSUYI CHANGCredential: MD
Location Address1425 S MAIN STWalnut Creek, CA 94596-5318
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3466 · (510) 625-6262
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 1999
Enumeration DateNovember 1, 2006
Last NPPES UpdateDecember 13, 2021
NPI 1972681468 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 CA · A73603
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.
1425 S MAIN ST, Walnut Creek, CA 94596

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

Suyi Chang 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 ID42285033
PECOS Enrollment IDI20040901000998
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94596 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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 20

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

Emergency Medicine
1425 S MAIN ST, EMERGENCY MEDICINE DEPARTMENT
WALNUT CREEK, CA 94596
Hospitalist
1425 S MAIN ST, KAISER PERMANENTE WALNUT CREEK ATTN: HBS DEPT
WALNUT CREEK, CA 94596
Obstetrics & Gynecology
1425 S MAIN ST
WALNUT CREEK, CA 94596
General Acute Care Hospital
1425 S MAIN ST
WALNUT CREEK, CA 94596
Nurse Anesthetist, Certified Registered
1425 S MAIN ST
WALNUT CREEK, CA 94596
Surgery (Vascular Surgery)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Social Worker (Clinical)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Psychiatry & Neurology (Neurology)
1425 S MAIN ST
WALNUT CREEK, CA 94596

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 Suyi Chang's NPI number?

The NPI number for Suyi Chang is 1972681468. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is Suyi Chang located?

Suyi Chang practices at 1425 S Main St, Walnut Creek, CA 94596. The listed phone number is (925) 295-4000.

What is Suyi Chang's specialty?

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

Is Suyi Chang enrolled in Medicare?

Yes. Suyi Chang 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.

When was this NPI record last updated?

The NPPES record for Suyi Chang was last updated on December 13, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.