SAHAR SHIRAJ MD
NPI 1992134191
Radiology - Diagnostic Radiology in Mission Viejo, CA
About Sahar Shiraj Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SAHAR SHIRAJ MD (NPI 1992134191) is an individual diagnostic radiology provider in Mission Viejo, California, licensed in California (154602) and active in the NPI registry since November 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Sahar Shiraj Md 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
9Medicare enrollment records show Sahar Shiraj reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mission Viejo, CA 92691
- Reassigned Medicare billing, California enrollment
- 28 clinicians in this Medicare group
Laguna Hills, CA 92653
- Reassigned Medicare billing, California enrollment
- 116 clinicians in this Medicare group
Menifee, CA 92584
- Reassigned Medicare billing, California enrollment
- 372 clinicians in this Medicare group
Los Angeles, CA 90025
- Reassigned Medicare billing, California enrollment
- 311 clinicians in this Medicare group
Encino, CA 91436
- Reassigned Medicare billing, California enrollment
- 329 clinicians in this Medicare group
Scottsdale, AZ 85251
- Reassigned Medicare billing, California enrollment
- 79 clinicians in this Medicare group
Rochester, NY 14618
- Reassigned Medicare billing, California enrollment
- 2 clinicians in this Medicare group
Newark, DE 19713
- Reassigned Medicare billing, California enrollment
- 2 clinicians in this Medicare group
New York, NY 10021
- Reassigned Medicare billing, California enrollment
- 14 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 21
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 92691 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.
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.
MISSION VIEJO, CA 92691
MISSION VIEJO, CA 92691
MISSION VIEJO, CA 92691
MISSION VIEJO, CA 92691
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 Sahar Shiraj's NPI number?
The NPI number for Sahar Shiraj is 1992134191. It was assigned to this individual provider in the NPPES registry on November 7, 2013.
Where is Sahar Shiraj located?
Sahar Shiraj practices at 27700 Medical Center Rd, Mission Viejo, CA 92691. The listed phone number is (949) 364-1400.
What is Sahar Shiraj's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Sahar Shiraj enrolled in Medicare?
Yes. Sahar Shiraj 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 Sahar Shiraj's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sahar Shiraj reassigns Medicare benefits to 9 organizations: Coast Radiology Imaging And Intervention Inc (Mission Viejo, CA), Health Diagnostics Of California A Professional Corporation (Laguna Hills, CA), Beverly Radiology Medical Group III (Menifee, CA), Pronet Imaging Medical Group, Inc. (Los Angeles, CA), San Fernando Valley Interventional Radiology And Imaging Center (Encino, CA) and 4 more organizations, listed in the Medicare section above. 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 Sahar Shiraj's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sahar Shiraj accept?
Health plans from Blue Cross Blue Shield of Arizona list Sahar Shiraj 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 Sahar Shiraj was last updated on July 1, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.