KAREN E DIAZ OTR/L
NPI 1023784493
Occupational Therapist in Riverside, CA
About Karen E Diaz Otr/l NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN E DIAZ OTR/L (NPI 1023784493) is an individual occupational therapist in Riverside, California, licensed in California (22161) and active in the NPI registry since August 2021. She is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Karen E Diaz Otr/l 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 Karen Diaz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Riverside, CA 92507
- Reassigned Medicare billing, California enrollment
- 34 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.
RIVERSIDE, CA 92507
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 Karen Diaz's NPI number?
The NPI number for Karen Diaz is 1023784493. It was assigned to this individual provider in the NPPES registry on August 17, 2021.
Where is Karen Diaz located?
Karen Diaz practices at 6177 River Crest Dr Ste A, Riverside, CA 92507. The listed phone number is (951) 653-4480.
What is Karen Diaz's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Karen Diaz enrolled in Medicare?
Yes. Karen Diaz 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 Karen Diaz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Diaz reassigns Medicare benefits to West Coast Spine Restoration Center, Inc (Riverside, 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 Karen Diaz'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 Karen Diaz was last updated on August 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.