Daniel O'Brien
Daniel O'Brien is a Cardiovascular Disease (Cardiology) in Rolling Hills Estates, California. Graduated from University of Southern California Keck School of Medicine in 2018, 8 years ago. Practices with The Regents of the University of California, a 1,414-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in California.
- Years since qualifying
- 8
- Trained at
- University of Southern California Keck School of Medicine
- Licensed in
- CA
- In the registry since
- 2018
Practice location Address checks out
501 Deep Valley Dr Ste 100Rolling Hills Estates, CA 90274-7606
Phone: (310) 303-3953
Fax: (310) 303-7903
Show map & directions
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (2)
- 200 Ucla Medical Plz Ste 420, Los Angeles, CA 90095-8358 — (310) 206-6232
- 757 Westwood Plz, Los Angeles, CA 90095-8358 — (310) 825-9111
Specialties & licences
| Cardiovascular Disease Physician (primary) | Taxonomy 207RC0000X · Licence A165839 (CA) |
|---|
Record details
| NPI number | 1023512431 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Sole proprietor | Yes |
| NPI enumerated | March 20, 2018 |
| Last updated in NPPES | March 25, 2026 |
| Certification date | March 25, 2026 |
| Mailing address | 5767 W Century Blvd Ste 400, Los Angeles, CA 90045-5631 |
Medicare enrollment
| Medicare specialty | CARDIOVASCULAR DISEASE (CARDIOLOGY) |
|---|---|
| Also practises | HOSPITALIST, INTERNAL MEDICINE |
| Medical school | UNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE |
| Graduated | 2018 (8 years in practice) |
| Group practice | The Regents Of The University Of California — 1414 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Telehealth | Offers telehealth services |
| Practice locations | 3 on file with Medicare |