DR. EILEEN WARREN PH.D.
NPI 1366606832
Psychologist in Paso Robles, CA
About Dr. Eileen Warren Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. EILEEN WARREN PH.D. (NPI 1366606832) is an individual psychologist in Paso Robles, California, licensed in California (PSY16864) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS and is a graduate of Other (1998).
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. Eileen Warren Ph.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 Eileen Warren reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Paso Robles, CA 93446
- 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
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 Eileen Warren's NPI number?
The NPI number for Eileen Warren is 1366606832. It was assigned to this individual provider in the NPPES registry on July 15, 2008.
Where is Eileen Warren located?
Eileen Warren practices at 504 Red River Dr, Paso Robles, CA 93446. The listed phone number is (805) 237-8590.
What is Eileen Warren's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Eileen Warren enrolled in Medicare?
Yes. Eileen Warren 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 Eileen Warren's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eileen Warren reassigns Medicare benefits to Eileen Warren, Phd Professional Psychology Corporation (Paso Robles, 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 Eileen Warren'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 Eileen Warren was last updated on July 15, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.