Immuno-Oncology Clinic Inc.
NPI 1215463799 · Medical Oncology Physician · El Segundo, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Immuno-Oncology Clinic Inc. is a Medical Oncology Physician organization in El Segundo, CA (NPI 1215463799).
Provider details
- NPI number
- 1215463799
- Entity type
- Organization
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Leonard Sender, President(714) 615-2350
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Hematology & Oncology Physician207RH0003X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
Other names (DBA / former)
- Doing business as
- Chan Soon Shiong Institute for Medicine
Registry dates
- Enumerated
- 2017-05-03
- Last updated
- 2023-10-20
- Certified
- 2023-10-20
Frequently asked questions
- What is Immuno-Oncology Clinic Inc.'s NPI number?
- Immuno-Oncology Clinic Inc.'s National Provider Identifier (NPI) is 1215463799, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Immuno-Oncology Clinic Inc.?
- Immuno-Oncology Clinic Inc. is classified in the NPPES registry as Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Immuno-Oncology Clinic Inc. located?
- Immuno-Oncology Clinic Inc.'s practice location on file with NPPES is 2040 E Mariposa Ave, El Segundo, CA 90245-5027.
- What is Immuno-Oncology Clinic Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Immuno-Oncology Clinic Inc. is (213) 266-5600.
- Does Immuno-Oncology Clinic Inc. accept Medicare?
- Immuno-Oncology Clinic Inc. 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 Immuno-Oncology Clinic Inc.?
- The authorized official listed on Immuno-Oncology Clinic Inc.'s NPPES record is Leonard Sender, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Immuno-Oncology Clinic Inc.'s NPI active?
- Yes — Immuno-Oncology Clinic Inc.'s NPI (1215463799) is active in the NPPES registry as of the last update on 2023-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.