DR. MICHAEL GALEN CHAN M.D.
NPI 1285929067
Radiology - Diagnostic Radiology in San Diego, CA
About Dr. Michael Galen Chan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL GALEN CHAN M.D. (NPI 1285929067) is an individual diagnostic radiology provider in San Diego, California, licensed in California (A110820) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Diego School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses
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. Michael Galen 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
3Medicare enrollment records show Michael Chan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Anaheim, CA 92807
- Reassigned Medicare billing, California enrollment
- 95 clinicians in this Medicare group
Monterey Park, CA 91754
- Reassigned Medicare billing, California enrollment
- 12 clinicians in this Medicare group
San Gabriel, CA 91776
- Reassigned Medicare billing, California enrollment
- 21 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 56
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 92103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
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.
SAN DIEGO, CA 92103
SAN DIEGO, CA 92103
SAN DIEGO, CA 92103
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 Michael Chan's NPI number?
The NPI number for Michael Chan is 1285929067. It was assigned to this individual provider in the NPPES registry on June 9, 2011.
Where is Michael Chan located?
Michael Chan practices at 200 W Arbor Dr Radiology Department, San Diego, CA 92103. The listed phone number is (619) 663-8882.
What is Michael Chan's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Michael Chan enrolled in Medicare?
Yes. Michael 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 Michael Chan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Chan reassigns Medicare benefits to 3 organizations: Fullerton Radiology Medical Group, Inc (Anaheim, CA), United Premier Physicians Inc (Monterey Park, CA) and David C P Chen, M.D., Inc (San Gabriel, 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 Michael 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 Michael Chan was last updated on June 9, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.