OPTUM MEDICAL GROUP RHODES P C
NPI 1225609464
Radiology - Radiation Oncology in Las Vegas, NV
About Optum Medical Group Rhodes P C NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OPTUM MEDICAL GROUP RHODES P C (NPI 1225609464), doing business as Radiation Oncology Center Of Nevada, is a healthcare organization registered as a radiation oncology in Las Vegas, Nevada and active in the NPI registry since July 2021. The organization lists Emily Castillo, Associate Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Optum Medical Group Rhodes P C is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
192Medicare enrollment records show 192 clinicians reassign Medicare billing to Optum Medical Group Rhodes P C, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 133 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 15
Nearest to this location (20)
See all 192Source: 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 Optum Medical Group Rhodes P C's NPI number?
The NPI number for Optum Medical Group Rhodes P C is 1225609464. It was assigned to this organization in the NPPES registry on July 8, 2021. The provider is doing business as Radiation Oncology Center of Nevada.
Where is Optum Medical Group Rhodes P C located?
Optum Medical Group Rhodes P C is located at 624 S Tonopah Dr, Las Vegas, NV 89106. The listed phone number is (702) 463-9100.
What is Optum Medical Group Rhodes P C's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Optum Medical Group Rhodes P C enrolled in Medicare?
Yes. Optum Medical Group Rhodes P C is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Optum Medical Group Rhodes P C?
According to the CMS Revalidation Reassignment List (October 2026 release), 192 clinicians in 15 Medicare specialties reassign their Medicare billing to Optum Medical Group Rhodes P C. 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 Anesthesiology (79), Nurse Practitioner (30) and Orthopedic Surgery (12). Of these, 5 practice at this address and 133 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 Optum Medical Group Rhodes P C was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Optum Medical Group Rhodes P C · NPI 1225609464
Radiation Oncology organization in Las Vegas, Nevada. Organization record, active in the CMS NPPES registry since July 8, 2021.
## Identity
- **NPI:** 1225609464 (Entity type: Organization)
- **Enumerated:** July 8, 2021
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **Also known as:** Radiation Oncology Center of Nevada (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Emily Castillo, ASSOCIATE DIRECTOR
## Practice location
- **Address:** 624 S TONOPAH DR, Las Vegas, NV 89106-4029
- **Phone:** (702) 463-9100
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 192 clinicians in 15 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Anesthesiology (79), Nurse Practitioner (30), Orthopedic Surgery (12); 5 practice at this address and 133 within 10 miles; [full list](https://npiprofile.com/npi/1225609464/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 25, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1225609464) · Data from the CMS NPPES public registry.