Dr. Brian E. Diskin, M.D.
Surgical Oncology (Surgical Oncology Physician)
2121 Santa Monica Blvd
Santa Monica, CA 90404
Who else practices at this address →
Los Angeles County includes primary care (7% of residents) and mental health (13% of residents) shortage areas. About shortage areas
- Medicare participating
At a glance
- Medical school
- New York University School of Medicine (2014)
- Years since graduation
- 12
- In the NPI registry since
- 2014
- Medicare patients seen, 2024
- 11
Licensed in California since 2024, according to the Medical Board of California. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2014Medical school: New York University School of Medicine
- 2014Registered with an NPI (national billing number; not a license date)
Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Surgical Oncology Physician primary
NY license 302308 - Student in an Organized Health Care Education/Training Program
-
Surgery Physician
CA license A196245 (first issued 2024; current)
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Saint John's Health Center Santa Monica, CA
Medical groups
- Providence Saint Johns Medical Foundation (281 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 11
- Services billed
- 16
- Patients’ average age
- 75
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Payments from drug and device companies
In 2025, 8 companies reported 11 payments worth $4,330 in total to this clinician.
| Intuitive Surgical, Inc. | $3,154 |
|---|---|
| Histosonics, Inc. | $897 |
| Hologic Sales and Service, LLC | $110 |
| Endomagnetics LTD | $53.20 |
| Tersera Therapeutics LLC | $35.93 |
| Novartis Pharmaceuticals Corporation | $33.62 |
| Vertex Pharmaceuticals Incorporated | $29.46 |
| Daiichi Sankyo Inc. | $16.16 |
| Education | $3,000 |
|---|---|
| Travel and Lodging | $897 |
| Food and Beverage | $433 |
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| Intuitive Surgical, Inc. Mar 23, 2025 | Education DAVINCI XI · SURGERY · in-kind | $1,500 |
| Intuitive Surgical, Inc. May 5, 2025 | Education DAVINCI XI · SURGERY · in-kind | $1,500 |
| Histosonics, Inc. Apr 3, 2025 | Travel and Lodging travel to Plymouth, MN | $897 |
Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.