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SYED AJAZ AHMED MD
NPI 1538217310
Medical Genetics - Clinical Genetics (M.D.) in Riverside, CA

Active since January 08, 2007PECOS Enrolled
10800 MAGNOLIA AVE, RIVERSIDE, CA 92505(909) 353-2000 Get Directions Write a Review

NPPES record last updated: November 18, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Syed Ajaz Ahmed Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SYED AJAZ AHMED MD (NPI 1538217310) is an individual clinical genetics (m.d.) provider in Riverside, California, licensed in California (A93321) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1538217310
Entity TypeIndividualMale
Primary Taxonomy207SG0201X
Provider Legal NameSYED AJAZ AHMEDCredential: MD
Location Address10800 MAGNOLIA AVERiverside, CA 92505-3043
Mailing Address10800 Magnolia AveRiverside, CA 92505-3043 · (909) 353-2000
Phone(909) 353-2000
Sole ProprietorNo
Enumeration DateJanuary 8, 2007
Last NPPES UpdateNovember 18, 2021
✔ NPI 1538217310 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMedical Genetics · Clinical Genetics (M.D.)Allopathic & Osteopathic Physicians
Taxonomy Code207SG0201X
License✔ Licensed in CA · A93321
Definition
A clinical geneticist demonstrates competence in providing comprehensive diagnostic, management and counseling services for genetic disorders.
10800 MAGNOLIA AVE, Riverside, CA 92505
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Syed Ajaz Ahmed Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Syed Ahmed reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southern California Permanente Medical Group
Same address
Health Maintenance Organization
10800 MAGNOLIA AVE
Riverside, CA 92505
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1952333460 (California)
  • 5,228 clinicians in this Medicare group
NPI 1316979834 (866) 984-7483

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 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KAISER PERMANENTE
General Acute Care Hospital
10800 MAGNOLIA AVE
RIVERSIDE, CA 92505
Riverside County (951) 353-4988
PATRICK T MC GILL PA
Physician Assistant
10800 MAGNOLIA AVE
RIVERSIDE, CA 92505
Riverside County (909) 353-2000
ROBERT L. RUDEK MD
Surgery
10800 MAGNOLIA AVE
RIVERSIDE, CA 92505
Riverside County (909) 353-2000
RICHARD M. BRADBURNE MD
Internal Medicine (Critical Care Medicine)
10800 MAGNOLIA AVE
RIVERSIDE, CA 92505
Riverside County (909) 353-2000
SUNG JIN JOHN MD
Family Medicine
10800 MAGNOLIA AVE
RIVERSIDE, CA 92505
Riverside County (909) 353-2000
SHELLY C. THIO MD
Internal Medicine
10800 MAGNOLIA AVE
RIVERSIDE, CA 92505
Riverside County (909) 353-2000
GREGORY MARRUJO MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
10800 MAGNOLIA AVE
RIVERSIDE, CA 92505
Riverside County (909) 353-2000
REBECCA J SEAWELL NP
Nurse Practitioner
10800 MAGNOLIA AVE
RIVERSIDE, CA 92505
Riverside County (909) 353-2000

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 Syed Ahmed's NPI number?

The NPI number for Syed Ahmed is 1538217310. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Where is Syed Ahmed located?

Syed Ahmed practices at 10800 Magnolia Ave, Riverside, CA 92505. The listed phone number is (909) 353-2000.

What is Syed Ahmed's specialty?

The primary specialty registered for this NPI is Medical Genetics, specializing in Clinical Genetics (M.D.), with taxonomy code 207SG0201X.

Is Syed Ahmed enrolled in Medicare?

Yes. Syed Ahmed is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Syed Ahmed's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Syed Ahmed reassigns Medicare benefits to Southern California Permanente Medical Group (Riverside, 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 Syed Ahmed'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 Syed Ahmed was last updated on November 18, 2021. 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.