DIANE P DAYTON CRNA
NPI 1619025509
Nurse Anesthetist, Certified Registered in Los Angeles, CA
About Diane P Dayton Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANE P DAYTON CRNA (NPI 1619025509) is an individual nurse anesthetist, certified registered in Los Angeles, California, licensed in California (NA2434) and active in the NPI registry since January 2007.
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 (PECOS)
Diane P Dayton Crna is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Diane Dayton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90034
- 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.
LOS ANGELES, CA 90034
LOS ANGELES, CA 90034
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 Diane Dayton's NPI number?
The NPI number for Diane Dayton is 1619025509. It was assigned to this individual provider in the NPPES registry on January 8, 2007.
Where is Diane Dayton located?
Diane Dayton practices at 6041 Cadillac Ave, Los Angeles, CA 90034. The listed phone number is (323) 857-2000.
What is Diane Dayton's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Diane Dayton enrolled in Medicare?
Yes. Diane Dayton is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Diane Dayton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Dayton reassigns Medicare benefits to Southern California Permanente Medical Group (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 Diane Dayton'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 Diane Dayton was last updated on November 30, 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.
# Diane P Dayton, CRNA · NPI 1619025509
Nurse Anesthetist, Certified Registered physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since January 8, 2007.
## Identity
- **NPI:** 1619025509 (Entity type: Individual)
- **Enumerated:** January 8, 2007
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** NA2434 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 6041 CADILLAC AVE, Los Angeles, CA 90034-1702
- **Phone:** (323) 857-2000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Southern California Permanente Medical Group (NPI 1043242563, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 30, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1619025509) · Data from the CMS NPPES public registry.