OKSANA DERDERIAN
NPI 1699218776
Speech-Language Pathologist in Rancho Mirage, CA
About Oksana Derderian NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OKSANA DERDERIAN (NPI 1699218776) is an individual speech-language pathologist provider in Rancho Mirage, California, licensed in California (25978) and active in the NPI registry since November 2016.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Oksana Derderian is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Oksana Derderian reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rancho Mirage, CA 92270
- Reassigned Medicare billing, California enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Oksana Derderian's NPI number?
The NPI number for Oksana Derderian is 1699218776. It was assigned to this individual provider in the NPPES registry on November 22, 2016.
Where is Oksana Derderian located?
Oksana Derderian practices at 35800 Bob Hope Dr Ste 200, Rancho Mirage, CA 92270. The listed phone number is (917) 547-6767.
What is Oksana Derderian's specialty?
The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.
Is Oksana Derderian enrolled in Medicare?
Yes. Oksana Derderian is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Oksana Derderian's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Oksana Derderian reassigns Medicare benefits to Desert Speech (Rancho Mirage, 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 Oksana Derderian'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 Oksana Derderian was last updated on January 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Oksana Derderian · NPI 1699218776
Speech-Language Pathologist provider in Rancho Mirage, California. Individual provider, active in the CMS NPPES registry since November 22, 2016.
## Identity
- **NPI:** 1699218776 (Entity type: Individual)
- **Enumerated:** November 22, 2016
- **Primary specialty:** Speech-Language Pathologist · taxonomy 235Z00000X
- **State license:** 25978 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 35800 BOB HOPE DR STE 200, Rancho Mirage, CA 92270-1739
- **Phone:** (917) 547-6767
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Desert Speech (NPI 1790438513, Rancho Mirage, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 24, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1699218776) · Data from the CMS NPPES public registry.