ALAN SHAN
NPI 1245775113
Radiology - Diagnostic Radiology in Santa Monica, CA
About Alan Shan NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALAN SHAN (NPI 1245775113) is an individual diagnostic radiology provider in Santa Monica, California, licensed in California (A181804) and active in the NPI registry since December 2016. He is enrolled in Medicare PECOS, maintains a secondary practice location in Baltimore, and is a graduate of Johns Hopkins University School Of Medicine (2021).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Alan Shan is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Alan Shan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 240 clinicians in this Medicare group
Los Angeles, CA 90059
- Reassigned Medicare billing, California enrollment
- 554 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 90404 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SANTA MONICA, CA 90404
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 Alan Shan's NPI number?
The NPI number for Alan Shan is 1245775113. It was assigned to this individual provider in the NPPES registry on December 30, 2016.
Where is Alan Shan located?
Alan Shan practices at 2020 Santa Monica Blvd Ste 210, Santa Monica, CA 90404. The listed phone number is (310) 301-6800.
What is Alan Shan's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Alan Shan enrolled in Medicare?
Yes. Alan Shan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Alan Shan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alan Shan reassigns Medicare benefits to 2 organizations: Ucla Radiology Medical Group (Los Angeles, CA) and Martin Luther King Jr Community Medical Foundation (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 Alan Shan'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 Alan Shan was last updated on July 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Alan Shan · NPI 1245775113
Diagnostic Radiology physician in Santa Monica, California. Individual provider, active in the CMS NPPES registry since December 30, 2016.
## Identity
- **NPI:** 1245775113 (Entity type: Individual)
- **Enumerated:** December 30, 2016
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** A181804 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2020 SANTA MONICA BLVD STE 210, Santa Monica, CA 90404-2139
- **Phone:** (310) 301-6800
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Ucla Radiology Medical Group (NPI 1881670248, Los Angeles, CA); Martin Luther King Jr Community Medical Foundation (NPI 1356899777, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Johns Hopkins University School Of Medicine, class of 2021
## Record status
- **NPPES last updated:** July 9, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1245775113) · Data from the CMS NPPES public registry.