NAK BUN CHHIV MD
NPI 1669673547
Emergency Medicine in Anaheim, CA

Active since May 30, 2007PECOS Enrolled
441 N LAKEVIEW AVE, ANAHEIM, CA 92807(888) 988-2800 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Nak Bun Chhiv Md NPPES

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

NAK BUN CHHIV MD (NPI 1669673547) is an individual emergency medicine provider in Anaheim, California, licensed in California (A92205) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669673547
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameNAK BUN CHHIVCredential: MD
Location Address441 N LAKEVIEW AVEAnaheim, CA 92807-3028
Mailing Address441 N Lakeview AveAnaheim, CA 92807-3028 · (888) 988-2800
Sole ProprietorNo
Enumeration DateMay 30, 2007
Last NPPES UpdateNovember 29, 2021
✔ NPI 1669673547 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 · A92205
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.
441 N LAKEVIEW AVE, Anaheim, CA 92807

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Nak Bun Chhiv 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 Nak Chhiv reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Health Maintenance Organization
441 N LAKEVIEW AVE
Anaheim, CA 92807
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1396287082 (California)
  • 13,921 clinicians in this Medicare group

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 92807 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.

Family Medicine
441 N LAKEVIEW AVE
ANAHEIM, CA 92807
Pathology (Anatomic Pathology & Clinical Pathology)
441 N LAKEVIEW AVE
ANAHEIM, CA 92807
Pediatrics
441 N LAKEVIEW AVE
ANAHEIM, CA 92807
Pediatrics
441 N LAKEVIEW AVE
ANAHEIM, CA 92807
Dermatology
441 N LAKEVIEW AVE
ANAHEIM, CA 92807
Internal Medicine
441 N LAKEVIEW AVE
ANAHEIM, CA 92807
Family Medicine
441 N LAKEVIEW AVE
ANAHEIM, CA 92807
Internal Medicine (Endocrinology, Diabetes & Metabolism)
441 N LAKEVIEW AVE
ANAHEIM, CA 92807

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 Nak Chhiv's NPI number?

The NPI number for Nak Chhiv is 1669673547. It was assigned to this individual provider in the NPPES registry on May 30, 2007.

Where is Nak Chhiv located?

Nak Chhiv practices at 441 N Lakeview Ave, Anaheim, CA 92807. The listed phone number is (888) 988-2800.

What is Nak Chhiv's specialty?

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

Is Nak Chhiv enrolled in Medicare?

Yes. Nak Chhiv is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nak Chhiv's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nak Chhiv reassigns Medicare benefits to Southern California Permanente Medical Group (Anaheim, 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 Nak Chhiv'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 Nak Chhiv was last updated on November 29, 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.