DR. ERIC SIU PING CHAN M.D.
NPI 1780773044
Obstetrics & Gynecology in Arroyo Grande, CA
About Dr. Eric Siu Ping Chan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ERIC SIU PING CHAN M.D. (NPI 1780773044) is an individual obstetrics & gynecology provider in Arroyo Grande, California, licensed in California (A51580) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1984).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Eric Siu Ping Chan M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Eric Chan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Arroyo Grande, CA 93420
- Reassigned Medicare billing, California enrollment
- 213 clinicians in this Medicare group
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- 75 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 93420 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 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ARROYO GRANDE, CA 93420
ARROYO GRANDE, CA 93420
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 Eric Chan's NPI number?
The NPI number for Eric Chan is 1780773044. It was assigned to this individual provider in the NPPES registry on October 12, 2006.
Where is Eric Chan located?
Eric Chan practices at 1057 E Grand Ave, Arroyo Grande, CA 93420. The listed phone number is (626) 927-0874.
What is Eric Chan's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Eric Chan enrolled in Medicare?
Yes. Eric Chan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Eric Chan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Chan reassigns Medicare benefits to 2 organizations: Community Health Centers Of The Central Coast Inc (Arroyo Grande, CA) and Gracelight Community Health (Los Angeles, CA). Each 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 Eric Chan'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 Eric Chan was last updated on September 29, 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.