Brian Chou, MD
Radiation Oncology (CMS) · San Diego, CA
At a glance
9730 Summers Ridge Rd, San Diego, CA 92121-3101
NPPES record updated May 16, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
9730 Summers Ridge RdSan Diego, CA 92121-3101
Additional reported practice locations
200 W Arbor DrSan Diego, CA 921039000
Phone: 8009268273
Fax: 8885398781 3020 Childrens Way
San Diego, CA 921234223
Phone: 8585761700 1410 S La Brucherie Rd Ste B
El Centro, CA 922439676
Phone: 7603395620
Fax: 7603395621 959 Lane Ave
Chula Vista, CA 919144528
Phone: 6195027730
Fax: 6195027740 16918 Dove Canyon Rd Ste 103
San Diego, CA 921273455
Phone: 8586495100
Fax: 8586495099
Education & affiliations
- Medical / professional school
- Loma Linda University School Of Medicine
- Graduation year
- 2018
- CMS specialties
- Radiation Oncology
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
Reported hospital affiliations
- Uc San Diego Health Hillcrest - Hillcrest Med Ctr San Diego, CA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $82.51 |
Reporting companies
| Company | Amount |
|---|---|
| JAZZ PHARMACEUTICALS INC. | $56.79 |
| ASTELLAS PHARMA US INC | $25.72 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Radiation Oncology (CMS)
- Taxonomy code
- 2085R0001X
- Enumeration date
- Apr 17, 2018
- Record updated
- May 16, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
2085R0001X
License reported: 125.073886 IL
2085R0001X · Primary
License reported: A187126 CA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
9730 Summers Ridge RdSan Diego, CA 92121-3101
- Phone
- (858) 299-5982
Mailing address
PO BOX 509015SAN DIEGO, CA 921509015
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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