DR. DIANA ABRAHAMYAN OD
NPI 1538834932
Optometrist in Los Angeles, CA
About Dr. Diana Abrahamyan Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DIANA ABRAHAMYAN OD (NPI 1538834932) is an individual optometrist in Los Angeles, California, licensed in California (34748) and active in the NPI registry since August 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Las Vegas, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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 and accepts Medicare assignment
Dr. Diana Abrahamyan Od 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
2Medicare enrollment records show Diana Abrahamyan 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
- 123 clinicians in this Medicare group
Las Vegas, NV 89149
- Reassigned Medicare billing, Nevada enrollment
- 8 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 20
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 Diana Abrahamyan's NPI number?
The NPI number for Diana Abrahamyan is 1538834932. It was assigned to this individual provider in the NPPES registry on August 9, 2021. The provider is also known as Diana Yakubyan.
Where is Diana Abrahamyan located?
Diana Abrahamyan practices at 100 Stein Plz, Los Angeles, CA 90095. The listed phone number is (310) 825-3090.
What is Diana Abrahamyan's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Diana Abrahamyan enrolled in Medicare?
Yes. Diana Abrahamyan 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 Diana Abrahamyan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diana Abrahamyan reassigns Medicare benefits to 2 organizations: Jules Stein Eye Institute Medical Group (Los Angeles, CA) and Miller And Miller, Od Ltd (Las Vegas, NV). 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 Diana Abrahamyan'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 Diana Abrahamyan was last updated on August 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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. Diana Abrahamyan, OD · NPI 1538834932
Optometrist provider in Los Angeles, California. Individual provider, active in the CMS NPPES registry since August 9, 2021.
## Identity
- **NPI:** 1538834932 (Entity type: Individual)
- **Enumerated:** August 9, 2021
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 34748 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 100 STEIN PLZ, Los Angeles, CA 90095-3916
- **Phone:** (310) 825-3090 · **Fax:** (310) 825-0441
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Jules Stein Eye Institute Medical Group (NPI 1326006966, Los Angeles, CA); Miller And Miller, Od Ltd (NPI 1487877064, Las Vegas, NV) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** August 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1538834932) · Data from the CMS NPPES public registry.