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CHIEN SUN M.D.
NPI 1326153750
Emergency Medicine in Anaheim, CA

Active since August 19, 2006PECOS Enrolled
3440 E LA PALMA AVE, ANAHEIM, CA 92806(714) 644-2800 Get Directions Write a Review

NPPES record last updated: December 3, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Chien Sun M.d. NPPES

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

CHIEN SUN M.D. (NPI 1326153750) is an individual emergency medicine provider in Anaheim, California, licensed in California (A77365) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326153750
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameCHIEN SUNCredential: M.D.
Location Address3440 E LA PALMA AVEAnaheim, CA 92806-2020
Mailing Address3440 E La Palma AveAnaheim, CA 92806-2020
Phone(714) 644-2800
Sole ProprietorNo
Enumeration DateAugust 19, 2006
Last NPPES UpdateDecember 3, 2021
✔ NPI 1326153750 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A77365
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
3440 E LA PALMA AVE, Anaheim, CA 92806
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Other Identifiers 1

Medicaid00A773650CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Chien Sun M.d. 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92806 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 20

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

DR. STEPHEN SEONGEUN KOH M.D., PH.D.
Pathology (Anatomic Pathology & Clinical Pathology)
3440 E LA PALMA AVE, KAISER ANAHEIM, DEPT OF PATHOLOGY
ANAHEIM, CA 92806
Orange County (714) 644-6160
STEPHEN WAYNE LEONG
Technician, Other
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-7570
DWIGHT MARSHALL TAN VILLANUEVA RRT
Respiratory Therapist, Registered
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-2000
HALEY MARTIN
Nurse Anesthetist, Certified Registered
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (317) 644-9054
DR. ANDREW J HWANG M. D.
Radiology (Diagnostic Radiology)
3440 E LA PALMA AVE, AMC DEPARTMENT OF RADIOLOGY
ANAHEIM, CA 92806
Orange County (714) 644-2000
KRYSTYN PARKS RD
Dietitian, Registered
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-6750
LISA ANSALDO THEOS RRT-NPS
Technician, Other
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-7570
SMRITI SHRESTHA THEBE
Nurse Practitioner
3440 E LA PALMA AVE
ANAHEIM, CA 92806
Orange County (714) 644-6650

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 Chien Sun's NPI number?

The NPI number for Chien Sun is 1326153750. It was assigned to this individual provider in the NPPES registry on August 19, 2006.

Where is Chien Sun located?

Chien Sun practices at 3440 E La Palma Ave, Anaheim, CA 92806. The listed phone number is (714) 644-2800.

What is Chien Sun's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Chien Sun enrolled in Medicare?

Yes. Chien Sun is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Chien Sun was last updated on December 3, 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.