DIANA TSVOR ZIMIN OTR/L
NPI 1033987359
Occupational Therapist in Orangevale, CA
About Diana Tsvor Zimin Otr/l NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANA TSVOR ZIMIN OTR/L (NPI 1033987359) is an individual occupational therapist in Orangevale, California, licensed in Oklahoma (6537) and active in the NPI registry since December 2023. She is a graduate of Other (2023).
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 and accepts Medicare assignment
Diana Tsvor Zimin 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 Diana Zimin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Billings, MT 59106
- Reassigned Medicare billing, California enrollment
- 332 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.
Areas of Expertise CMS Part B claims 7
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.
Other Providers at the Same Location NPPES 5
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 Diana Zimin's NPI number?
The NPI number for Diana Zimin is 1033987359. It was assigned to this individual provider in the NPPES registry on December 15, 2023.
Where is Diana Zimin located?
Diana Zimin practices at 8685 Greenback Ln, Orangevale, CA 95662. The listed phone number is (916) 542-1225.
What is Diana Zimin's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Diana Zimin enrolled in Medicare?
Yes. Diana Zimin 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 Diana Zimin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diana Zimin reassigns Medicare benefits to Orthopaedic And Neurological Rehab Inc (Billings, MT). 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 Diana Zimin'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 Diana Zimin was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days 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.