MARY N AYAD M.D.
NPI 1285375337
Hospitalist in Rancho Mirage, CA
About Mary N Ayad M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY N AYAD M.D. (NPI 1285375337) is an individual hospitalist provider in Rancho Mirage, California, licensed in California (A199884) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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
Mary N Ayad 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 Reassignments
3Medicare enrollment records show Mary Ayad reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rancho Mirage, CA 92270
- Reassigned Medicare billing, California enrollment
- 595 clinicians in this Medicare group
Palm Desert, CA 92260
- Reassigned Medicare billing, California enrollment
Riverside, CA 92501
- Reassigned Medicare billing, California enrollment
- 60 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92270 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
RANCHO MIRAGE, CA 92270
RANCHO MIRAGE, CA 92270
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 Mary Ayad's NPI number?
The NPI number for Mary Ayad is 1285375337. It was assigned to this individual provider in the NPPES registry on April 5, 2022.
Where is Mary Ayad located?
Mary Ayad practices at 39000 Bob Hope Dr, Rancho Mirage, CA 92270. The listed phone number is (760) 340-3911.
What is Mary Ayad's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Mary Ayad enrolled in Medicare?
Yes. Mary Ayad 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 organizations bill Medicare for Mary Ayad's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Ayad reassigns Medicare benefits to 3 organizations: Eisenhower Medical Center (Rancho Mirage, CA), Mary Ayad MD, Inc (Palm Desert, CA) and Regents Of The University Of California (Riverside, CA). Each 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 Mary Ayad'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 Mary Ayad was last updated on July 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.
# Mary N Ayad, M.D. · NPI 1285375337
Hospitalist physician in Rancho Mirage, California. Individual provider, active in the CMS NPPES registry since April 5, 2022.
## Identity
- **NPI:** 1285375337 (Entity type: Individual)
- **Enumerated:** April 5, 2022
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A199884 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 39000 BOB HOPE DR, Rancho Mirage, CA 92270-3202
- **Phone:** (760) 340-3911 · **Fax:** (760) 837-8956
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Eisenhower Medical Center (NPI 1013981554, Rancho Mirage, CA); Mary Ayad MD, Inc (NPI 1255282604, Palm Desert, CA); Regents Of The University Of California (NPI 1811255060, Riverside, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** July 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1285375337) · Data from the CMS NPPES public registry.