JUSTIN ALEXANDER MATAR
NPI 1265193080
Nurse Practitioner - Psychiatric/Mental Health in Corona, CA
About Justin Alexander Matar NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JUSTIN ALEXANDER MATAR (NPI 1265193080) is an individual psychiatric/mental health provider in Corona, California, licensed in California (95026056) and active in the NPI registry since January 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses 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)
Justin Alexander Matar is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show Justin Matar reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Corona, CA 92878
- Reassigned Medicare billing, California and Montana enrollments
- 7 clinicians in this Medicare group
Eastvale, CA 91752
- Reassigned Medicare billing, California enrollment
- 194 clinicians in this Medicare group
Fullerton, CA 92832
- Reassigned Medicare billing, California enrollment
- 6 clinicians in this Medicare group
Redlands, CA 92373
- Reassigned Medicare billing, California enrollment
- 3 clinicians in this Medicare group
San Jose, CA 95113
- Reassigned Medicare billing, California enrollment
- 3,139 clinicians in this Medicare group
Miami, FL 33130
- Reassigned Medicare billing, Montana enrollment
- 59 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 2
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 92878 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 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CORONA, CA 92878
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 Justin Matar's NPI number?
The NPI number for Justin Matar is 1265193080. It was assigned to this individual provider in the NPPES registry on January 4, 2022.
Where is Justin Matar located?
Justin Matar practices at 765 N Main St Ste 127, Corona, CA 92878. The listed phone number is (951) 216-3549.
What is Justin Matar's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Justin Matar enrolled in Medicare?
Yes. Justin Matar is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Justin Matar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Matar reassigns Medicare benefits to 6 organizations: Weber Counseling Services A Licensed Clinical Social Worker Pr (Corona, CA), Inland Psychiatric Medical Group Inc (Eastvale, CA), Prime Consult And Care Inc (Fullerton, CA), Radiant Path Marriage And Family Therapy, A Professional Corporation (Redlands, CA), Grow Healthcare Group PC (San Jose, CA) and 1 more organization, 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 Justin Matar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Justin Matar accept?
Health plans from Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Texas list Justin Matar 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 Justin Matar was last updated on July 23, 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.