DR. ARISSA CAROLINE ECKHARDT YOUNG M.D.
NPI 1659805893
Internal Medicine - Rheumatology in Los Angeles, CA
About Dr. Arissa Caroline Eckhardt Young M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ARISSA CAROLINE ECKHARDT YOUNG M.D. (NPI 1659805893) is an individual rheumatology provider in Los Angeles, California, licensed in California (A174834) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS and is a graduate of Tufts University School Of Medicine (2017).
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. Arissa Caroline Eckhardt Young 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 Arissa Young 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
- 1,766 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 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.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Arissa Young's NPI number?
The NPI number for Arissa Young is 1659805893. It was assigned to this individual provider in the NPPES registry on April 14, 2017.
Where is Arissa Young located?
Arissa Young practices at 200 Ucla Medical Plz # 365B, Los Angeles, CA 90095. The listed phone number is (310) 825-2448.
What is Arissa Young's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Arissa Young enrolled in Medicare?
Yes. Arissa Young 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 Arissa Young's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Arissa Young reassigns Medicare benefits to The Regents Of The University Of California (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 Arissa Young'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 Arissa Young was last updated on August 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Dr. Arissa Caroline Eckhardt Young, M.D. · NPI 1659805893
Rheumatology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since April 14, 2017.
## Identity
- **NPI:** 1659805893 (Entity type: Individual)
- **Enumerated:** April 14, 2017
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** A174834 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 UCLA MEDICAL PLZ # 365B, Los Angeles, CA 90095-0011
- **Phone:** (310) 825-2448
## 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:** The Regents Of The University Of California (NPI 1235107566, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tufts University School Of Medicine, class of 2017
## Record status
- **NPPES last updated:** August 1, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1659805893) · Data from the CMS NPPES public registry.