DR. CHI NGA CHAN MD
NPI 1770928038
Emergency Medicine in Ewa Beach, HI
About Dr. Chi Nga Chan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHI NGA CHAN MD (NPI 1770928038) is an individual emergency medicine provider in Ewa Beach, Hawaii, licensed in Hawaii (MD-18542) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS and maintains a secondary practice location in Honolulu.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Chi Nga Chan Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Chi Nga Chan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Honolulu, HI 96813
- Reassigned Medicare billing, Hawaii enrollment
- 91 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.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 96706 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
EWA BEACH, HI 96706
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 Chi Nga Chan's NPI number?
The NPI number for Chi Nga Chan is 1770928038. It was assigned to this individual provider in the NPPES registry on April 30, 2013.
Where is Chi Nga Chan located?
Chi Nga Chan practices at 91-2141 Fort Weaver Rd, Ewa Beach, HI 96706. The listed phone number is (808) 691-3000.
What is Chi Nga Chan's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Chi Nga Chan enrolled in Medicare?
Yes. Chi Nga Chan is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Chi Nga Chan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chi Nga Chan reassigns Medicare benefits to The Emergency Group, Inc. (Honolulu, HI). 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 Chi Nga Chan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Chi Nga Chan accept?
Health plans from Kaiser Permanente list Chi Nga Chan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Chi Nga Chan was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.