DR. ZAINAB ALI M.D.
NPI 1437449048
Internal Medicine in Riverside, CA
About Dr. Zainab Ali M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ZAINAB ALI M.D. (NPI 1437449048) is an individual internal medicine provider in Riverside, California, licensed in California (A128655) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Zainab Ali 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
5Medicare enrollment records show Zainab Ali reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Riverside, CA 92506
- Reassigned Medicare billing, California enrollment
- 8 clinicians in this Medicare group
Riverside, CA 92506
- Reassigned Medicare billing, California enrollment
- 28 clinicians in this Medicare group
Moreno Valley, CA 92553
- Reassigned Medicare billing, California enrollment
- 24 clinicians in this Medicare group
Perris, CA 92570
- Reassigned Medicare billing, California enrollment
- 24 clinicians in this Medicare group
- Reassigned Medicare billing, California enrollment
- 17 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 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92506 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Zainab Ali's NPI number?
The NPI number for Zainab Ali is 1437449048. It was assigned to this individual provider in the NPPES registry on April 15, 2011.
Where is Zainab Ali located?
Zainab Ali practices at 4646 Brockton Ave Ste 202-1, Riverside, CA 92506. The listed phone number is (951) 774-2952.
What is Zainab Ali's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Zainab Ali enrolled in Medicare?
Yes. Zainab Ali 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 Zainab Ali's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zainab Ali reassigns Medicare benefits to 5 organizations: Raincross Urgent Care, Inc. (Riverside, CA), Javier R Rios MD, A Professional Corporation (Riverside, CA), Alessandro Medical Professional Corporation (Moreno Valley, CA), Dr. Javier Rios A Medical Corporation (Perris, CA) and Montclair Medical Professional Corporation (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 Zainab Ali'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 Zainab Ali was last updated on March 31, 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.
# Dr. Zainab Ali, M.D. · NPI 1437449048
Internal Medicine physician in Riverside, California. Individual provider, active in the CMS NPPES registry since April 15, 2011.
## Identity
- **NPI:** 1437449048 (Entity type: Individual)
- **Enumerated:** April 15, 2011
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A128655 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4646 BROCKTON AVE STE 202-1, Riverside, CA 92506-0172
- **Phone:** (951) 774-2952 · **Fax:** (951) 774-2955
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Raincross Urgent Care, Inc. (NPI 1932615077, Riverside, CA); Javier R Rios MD, A Professional Corporation (NPI 1710590971, Riverside, CA); Alessandro Medical Professional Corporation (NPI 1881941409, Moreno Valley, CA); Dr. Javier Rios A Medical Corporation (NPI 1942631460, Perris, CA); Montclair Medical Professional Corporation (CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** March 31, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1437449048) · Data from the CMS NPPES public registry.