DR. ARIEL SEROUSSI M.D.
NPI 1801163530
Psychiatry & Neurology - Psychiatry in Los Angeles, CA
About Dr. Ariel Seroussi M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ARIEL SEROUSSI M.D. (NPI 1801163530) is an individual psychiatry provider in Los Angeles, California, licensed in California (A122564) and active in the NPI registry since November 2011. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2011).
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. Ariel Seroussi 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 Reassignment
Medicare enrollment records show Ariel Seroussi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90095
- Reassigned Medicare billing, California enrollment
- 221 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 3
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 90095 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.
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
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 Ariel Seroussi's NPI number?
The NPI number for Ariel Seroussi is 1801163530. It was assigned to this individual provider in the NPPES registry on November 23, 2011.
Where is Ariel Seroussi located?
Ariel Seroussi practices at 300 Ucla Medical Plz Ste 2200, Los Angeles, CA 90095. The listed phone number is (310) 825-9989.
What is Ariel Seroussi's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Ariel Seroussi enrolled in Medicare?
Yes. Ariel Seroussi 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 organization bills Medicare for Ariel Seroussi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ariel Seroussi reassigns Medicare benefits to Uc Regents (Los Angeles, CA). The 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 Ariel Seroussi'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 Ariel Seroussi was last updated on July 18, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Ariel Seroussi, M.D. · NPI 1801163530
Psychiatry physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since November 23, 2011.
## Identity
- **NPI:** 1801163530 (Entity type: Individual)
- **Enumerated:** November 23, 2011
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** A122564 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 300 UCLA MEDICAL PLZ STE 2200, Los Angeles, CA 90095-5055
- **Phone:** (310) 825-9989
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Uc Regents (NPI 1750368999, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2011
## Record status
- **NPPES last updated:** July 18, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1801163530) · Data from the CMS NPPES public registry.