RADIOLOGY MEDICAL GROUP OF WMMC
NPI 1831123868
Radiology - Diagnostic Radiology in Los Angeles, CA
About Radiology Medical Group Of Wmmc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RADIOLOGY MEDICAL GROUP OF WMMC (NPI 1831123868) is a healthcare organization registered as a diagnostic radiology in Los Angeles, California and active in the NPI registry since July 2006. The organization lists Antoine G Nahas, Business Manager, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 7
Other Identifiers 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Radiology Medical Group Of Wmmc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date 2
Next revalidation due by October 31, 2026
This provider holds 2 Medicare enrollments with upcoming revalidation dates. Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
62Medicare enrollment records show 62 clinicians reassign Medicare billing to Radiology Medical Group Of Wmmc, which bills Medicare for the services they deliver. Of these, 6 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 2
Nearest to this location (20)
See all 62Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Radiology Medical Group Of Wmmc's NPI number?
The NPI number for Radiology Medical Group Of Wmmc is 1831123868. It was assigned to this organization in the NPPES registry on July 10, 2006.
Where is Radiology Medical Group Of Wmmc located?
Radiology Medical Group Of Wmmc is located at 1720 E Cesar E Chavez Ave, Los Angeles, CA 90033. The listed phone number is (626) 795-1610.
What is Radiology Medical Group Of Wmmc's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Radiology Medical Group Of Wmmc enrolled in Medicare?
Yes. Radiology Medical Group Of Wmmc is registered in the Medicare PECOS enrollment system.
When is Radiology Medical Group Of Wmmc's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), Radiology Medical Group Of Wmmc holds 2 Medicare enrollments with upcoming revalidation dates. The next is due by October 31, 2026 (Non-DME Part B, California, Clinic/Group Practice). Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Radiology Medical Group Of Wmmc?
According to the CMS Revalidation Reassignment List (October 2026 release), 62 clinicians in 2 Medicare specialties reassign their Medicare billing to Radiology Medical Group Of Wmmc. A 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 the clinician's services. The largest specialties are Diagnostic Radiology (60) and Interventional Radiology (2). Of these, 6 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Radiology Medical Group Of Wmmc was last updated on November 16, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Radiology Medical Group Of Wmmc · NPI 1831123868
Diagnostic Radiology organization in Los Angeles, California. Organization record, active in the CMS NPPES registry since July 10, 2006.
## Identity
- **NPI:** 1831123868 (Entity type: Organization)
- **Enumerated:** July 10, 2006
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **Organization subpart:** No
- **Authorized official:** Antoine Nahas, BUSINESS MANAGER
## Practice location
- **Address:** 1720 E CESAR E CHAVEZ AVE, Los Angeles, CA 90033-2414
- **Phone:** (626) 795-1610 · **Fax:** (626) 795-0751
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** October 31, 2026 (Non-DME Part B, California, Clinic/Group Practice), next of 2 enrollments with upcoming dates · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 62 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Diagnostic Radiology (60), Interventional Radiology (2); 6 practice within 10 miles; [full list](https://npiprofile.com/npi/1831123868/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 16, 2007
- **Other identifiers:** Medicare ID-Type Unspecified HW7893B (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1831123868) · Data from the CMS NPPES public registry.