DR. EILEEN SUN PHD
NPI 1619726650
Psychologist in Aurora, CO
About Dr. Eileen Sun Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. EILEEN SUN PHD (NPI 1619726650) is an individual psychologist in Aurora, Colorado and active in the NPI registry since May 2024. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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. Eileen Sun Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Eileen Sun reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Aurora, CO 80045
- Reassigned Medicare billing, Colorado enrollment
- 243 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.
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.
AURORA, CO 80045
AURORA, CO 80045
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 Eileen Sun's NPI number?
The NPI number for Eileen Sun is 1619726650. It was assigned to this individual provider in the NPPES registry on May 14, 2024.
Where is Eileen Sun located?
Eileen Sun practices at 2206 Victor St, Aurora, CO 80045. The listed phone number is (303) 617-2300.
What is Eileen Sun's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Eileen Sun enrolled in Medicare?
Yes. Eileen Sun is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Eileen Sun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eileen Sun reassigns Medicare benefits to Aurora Comprehensive Community Mental Health Center, Inc (Aurora, CO). 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 Eileen Sun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eileen Sun accept?
Health plans from Select Health list Eileen Sun 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 Eileen Sun was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 53 days 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.