ZIYAD AYYOUB M.D.
NPI 1356451579
Physical Medicine & Rehabilitation in Paramount, CA
About Ziyad Ayyoub M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ZIYAD AYYOUB M.D. (NPI 1356451579) is an individual physical medicine & rehabilitation provider in Paramount, California, licensed in California (A53397) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Downey, and is a graduate of Other (1986).
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Location 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
Ziyad Ayyoub M.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 Ziyad Ayyoub reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Paramount, CA 90723
- 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 8
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 Ziyad Ayyoub's NPI number?
The NPI number for Ziyad Ayyoub is 1356451579. It was assigned to this individual provider in the NPPES registry on August 30, 2006.
Where is Ziyad Ayyoub located?
Ziyad Ayyoub practices at 16660 Paramount Blvd Ste 101, Paramount, CA 90723. The listed phone number is (562) 633-0976.
What is Ziyad Ayyoub's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Ziyad Ayyoub enrolled in Medicare?
Yes. Ziyad Ayyoub 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 Ziyad Ayyoub's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ziyad Ayyoub reassigns Medicare benefits to Z Ayyoub Medical Group Inc (Paramount, 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 Ziyad Ayyoub'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 Ziyad Ayyoub was last updated on April 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.