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MR. RAYMOND J. CHANG MD
NPI 1477596831
Internal Medicine - Cardiovascular Disease in Dublin, CA

Active since June 14, 2006PECOS EnrolledAccepts Medicare Assignment
4307 FOXFORD WAY, DUBLIN, CA 94568(949) 422-8170(949) 422-8171 Get Directions Write a Review

NPPES record last updated: February 11, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. Raymond J. Chang Md NPPES

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

MR. RAYMOND J. CHANG MD (NPI 1477596831) is an individual cardiovascular disease provider in Dublin, California, licensed in California (G72078) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (1990).

NPPES Registry Identity

NPI1477596831
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameMR. RAYMOND J. CHANGCredential: MD
Location Address4307 FOXFORD WAYDublin, CA 94568-7819
Mailing Address4307 Foxford WayDublin, CA 94568-7819 · (949) 422-8170 · Fax (949) 422-8171
Phone(949) 422-8170
Fax(949) 422-8171
Sole ProprietorYes
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 1990
Enumeration DateJune 14, 2006
Last NPPES UpdateFebruary 11, 2022
✔ NPI 1477596831 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Licenses✔ Licensed in CA · G72078✔ Licensed in CA · 33-0966615
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedSpecialistTaxonomy 174400000X · License G72078 (CA)
Also ListedInternal MedicineTaxonomy 207R00000X · License G72078 (CA)
4307 FOXFORD WAY, Dublin, CA 94568
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Other Identifiers 1

Medicaid00G720780CA

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

Mr. Raymond J. 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 ID1153326830
PECOS Enrollment IDI20061002000658
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 94568 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
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of insulin infusion catheter, per week A4224
DME-Other DME · category DE017N
2 suppliers11 claims175 services$18.17 avg. paid by Medicare
Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225
DME-Other DME · category DE017N
2 suppliers11 claims410 services$2.06 avg. paid by Medicare
External ambulatory infusion pump, insulin E0784
DME-Other DME · category DE017N
2 suppliers21 claims21 services$312.35 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
2 suppliers35 claims35 services$194.79 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Raymond Chang's NPI number?

The NPI number for Raymond Chang is 1477596831. It was assigned to this individual provider in the NPPES registry on June 14, 2006.

Where is Raymond Chang located?

Raymond Chang practices at 4307 Foxford Way, Dublin, CA 94568. The listed phone number is (949) 422-8170.

What is Raymond Chang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Raymond Chang enrolled in Medicare?

Yes. Raymond 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 Raymond Chang was last updated on February 11, 2022. 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.