YANA SAMARASENA MD
NPI 1164683678
Allergy & Immunology in Fountain Valley, CA
About Yana Samarasena Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YANA SAMARASENA MD (NPI 1164683678) is an individual allergy & immunology provider in Fountain Valley, California, licensed in California (A99671) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Yana Samarasena Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Yana Samarasena reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fullerton, CA 92833
- Reassigned Medicare billing, California enrollment
- 13,921 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.
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.
FOUNTAIN VALLEY, CA 92708
FOUNTAIN VALLEY, CA 92708
FOUNTAIN VALLEY, CA 92708
FOUNTAIN VALLEY, CA 92708
FOUNTAIN VALLEY, CA 92708
FOUNTAIN VALLEY, CA 92708
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 Yana Samarasena's NPI number?
The NPI number for Yana Samarasena is 1164683678. It was assigned to this individual provider in the NPPES registry on June 18, 2008.
Where is Yana Samarasena located?
Yana Samarasena practices at 11100 Warner Ave #252, Fountain Valley, CA 92708. The listed phone number is (714) 241-1777.
What is Yana Samarasena's specialty?
The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.
Is Yana Samarasena enrolled in Medicare?
Yes. Yana Samarasena is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Yana Samarasena's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yana Samarasena reassigns Medicare benefits to Southern California Permanente Medical Group (Fullerton, 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 Yana Samarasena'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 Yana Samarasena was last updated on December 6, 2021. 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.
# Yana Samarasena, MD · NPI 1164683678
Allergy & Immunology physician in Fountain Valley, California. Individual provider, active in the CMS NPPES registry since June 18, 2008.
## Identity
- **NPI:** 1164683678 (Entity type: Individual)
- **Enumerated:** June 18, 2008
- **Primary specialty:** Allergy & Immunology · taxonomy 207K00000X
- **State license:** A99671 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 11100 WARNER AVE, #252, Fountain Valley, CA 92708-7506
- **Phone:** (714) 241-1777
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Southern California Permanente Medical Group (NPI 1336556059, Fullerton, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 6, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1164683678) · Data from the CMS NPPES public registry.