El Portal Radiation Oncology Center
NPI 1902062136 · Radiation Oncology Physician · Merced, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
El Portal Radiation Oncology Center is a Radiation Oncology Physician organization in Merced, CA (NPI 1902062136).
Provider details
- NPI number
- 1902062136
- Entity type
- Organization
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Alireza Mahmoudieh, Medical Director(209) 726-3371
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-08-07
- Last updated
- 2018-04-13
Frequently asked questions
- What is El Portal Radiation Oncology Center's NPI number?
- El Portal Radiation Oncology Center's National Provider Identifier (NPI) is 1902062136, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is El Portal Radiation Oncology Center?
- El Portal Radiation Oncology Center is classified in the NPPES registry as Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is El Portal Radiation Oncology Center located?
- El Portal Radiation Oncology Center's practice location on file with NPPES is 3303 M St, Merced, CA 95348-2714.
- What is El Portal Radiation Oncology Center's phone number?
- The practice phone number listed in the NPPES registry for El Portal Radiation Oncology Center is (209) 726-3371.
- Does El Portal Radiation Oncology Center accept Medicare?
- El Portal Radiation Oncology Center is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for El Portal Radiation Oncology Center?
- The authorized official listed on El Portal Radiation Oncology Center's NPPES record is Alireza Mahmoudieh, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is El Portal Radiation Oncology Center's NPI active?
- Yes — El Portal Radiation Oncology Center's NPI (1902062136) is active in the NPPES registry as of the last update on 2018-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.