MS. MICHELLE ORTIGAS MARI OTR/L
NPI 1740436211
Occupational Therapist in Irvine, CA
About Ms. Michelle Ortigas Mari Otr/l NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MICHELLE ORTIGAS MARI OTR/L (NPI 1740436211) is an individual occupational therapist in Irvine, California, licensed in California (7266) and active in the NPI registry since August 2008. She maintains a secondary practice location in San Francisco.
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
Ms. Michelle Ortigas Mari Otr/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Michelle Mari reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Costa Mesa, CA 92626
- Reassigned Medicare billing, California enrollment
- 6 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
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 Michelle Mari's NPI number?
The NPI number for Michelle Mari is 1740436211. It was assigned to this individual provider in the NPPES registry on August 14, 2008.
Where is Michelle Mari located?
Michelle Mari practices at 647 Las Palmas Dr, Irvine, CA 92602. The listed phone number is (415) 867-9660.
What is Michelle Mari's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Michelle Mari enrolled in Medicare?
Yes. Michelle Mari is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Michelle Mari's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Mari reassigns Medicare benefits to Homeworks Physical Therapy Inc (Costa Mesa, 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 Michelle Mari'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 Michelle Mari was last updated on August 21, 2022. 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.