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ROXANNE SUI TZE PAN CHANG MD
NPI 1780623389
Pediatrics in Torrance, CA

Active since June 06, 2006PECOS Enrolled
21081 S WESTERN AVE, SUITE 295, TORRANCE, CA 90501(310) 533-6600 Get Directions Write a Review

NPPES record last updated: July 22, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 22, 2022, Aug 19, 2016 (2 updates tracked since 2016).

About Roxanne Sui Tze Pan Chang Md NPPES

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

ROXANNE SUI TZE PAN CHANG MD (NPI 1780623389) is an individual pediatrics provider in Torrance, California, licensed in California (A78427) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1780623389
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameROXANNE SUI TZE PAN CHANGCredential: MD
Location Address21081 S WESTERN AVE, SUITE 295Torrance, CA 90501-1703
Mailing Address21081 S Western Ave, Suite 295Torrance, CA 90501-1703 · (310) 533-6600
Phone(310) 533-6600
Sole ProprietorNo
Enumeration DateJune 6, 2006
Last NPPES UpdateJuly 22, 20222 updates tracked since enumeration
NPPES CertifiedJuly 22, 2022
✔ NPI 1780623389 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in CA · A78427✔ Licensed in WA · MD00044102
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
21081 S WESTERN AVE, Torrance, CA 90501
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Roxanne Sui Tze Pan Chang Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Roxanne Chang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

County Of Los Angeles
1.1 mi
General Acute Care Hospital
1000 W CARSON ST # 2
Torrance, CA 90502
  • Reassigned Medicare billing, California enrollment
  • 1,939 clinicians in this Medicare group
NPI 1851363188 (310) 222-2171

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90501 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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 14

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

DR. REBECCA SUZANNE MORSE PT, DPT
Physical Therapist
21081 S WESTERN AVE
TORRANCE, CA 90501
Los Angeles County (310) 782-3333
FRANCISCO J BODAN LCSW
Social Worker (Clinical)
21081 S WESTERN AVE, SUITE 295
TORRANCE, CA 90501
Los Angeles County (310) 533-6600
MR. DAVID BRIAN SMITH RPT
Physical Therapist (Orthopedic)
21081 S WESTERN AVE, SUITE 160
TORRANCE, CA 90501
Los Angeles County (310) 782-3330
MS. DOLORES HELEN SPIELMAN L.C.S.W.
Social Worker (Clinical)
21081 S WESTERN AVE, SUITE 295
TORRANCE, CA 90501
Los Angeles County (310) 533-6600
DR. VERONICA CHAVEZ PH.D.
Psychologist
21081 S WESTERN AVE, SUITE 295
TORRANCE, CA 90501
Los Angeles County (310) 533-6609
WESTERN MEDICAL GROUP, INC.
Non-Pharmacy Dispensing Site
21081 S WESTERN AVE, SUITE 150
TORRANCE, CA 90501
Los Angeles County (310) 782-3300
ROSARIO VALDEZ
Social Worker (Clinical)
21081 S WESTERN AVE, SUITE 295
TORRANCE, CA 90501
Los Angeles County (310) 533-6614
AMHA MEDICAL GROUP, INC.
Psychiatry & Neurology (Psychiatry)
21081 S WESTERN AVE, SUITE 250
TORRANCE, CA 90501
Los Angeles County (310) 224-5287

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 Roxanne Chang's NPI number?

The NPI number for Roxanne Chang is 1780623389. It was assigned to this individual provider in the NPPES registry on June 6, 2006.

Where is Roxanne Chang located?

Roxanne Chang practices at 21081 S Western Ave Suite 295, Torrance, CA 90501. The listed phone number is (310) 533-6600.

What is Roxanne Chang's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Roxanne Chang enrolled in Medicare?

Yes. Roxanne Chang is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Roxanne Chang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Roxanne Chang reassigns Medicare benefits to County Of Los Angeles (Torrance, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Roxanne Chang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Roxanne Chang was last updated on July 22, 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.