Dr. Rena Callahan, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Callahan is offering online scheduling or call the provider’s office for more information.

Dr. Rena Callahan, MD
Overview of Dr. Rena Callahan, MD
Dr. Rena Callahan, MD is an Oncology Specialist in Valencia, CA. They specialize in Oncology, has 19 years of experience, and is board certified in Oncology. They graduated from University Of Pennsylvania School Of Medicine and is affiliated with UCLA Santa Monica Medical Center, Henry Mayo Newhall Hospital and Ronald Reagan UCLA Medical Center.
Dr. Callahan works at
Dr. Callahan's Office Locations
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1
Uc Regents Ucla Dmpg Santa Clarita23929 McBean Pkwy Ste 215, Valencia, CA 91355 Directions (310) 829-5471Tuesday09:00 - 17:00
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2
Limited To Official Government Duties On2020 Santa Monica Blvd Ste 580, Santa Monica, CA 90404 Directions (310) 829-5471
- 3 Ucla 100 Mp # 550, Los Angeles, CA 90095 Directions
Hospital Affiliations
- UCLA Santa Monica Medical Center
- Henry Mayo Newhall Hospital
- Ronald Reagan UCLA Medical Center
Experience & Treatment Frequency
View All Accepted Carriers
- Aetna
- Anthem
- AvMed
- Blue Cross Blue Shield
- Blue Cross Blue Shield of California
- CareFirst Blue Cross Blue Shield
- Cigna
- First Health
- Health Net of California
- MultiPlan
- UnitedHealthCare
* Please verify this information when scheduling an appointment.
Ratings & Reviews
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About Dr. Rena Callahan, MD
- Oncology
- 19 years of experience
- English
- 1487856779
Education & Certifications
- University of California At Los Angeles
- UCLA
- University Of Pennsylvania School Of Medicine
- Oncology
Frequently Asked Questions
Dr. Callahan accepts Aetna, Anthem and Blue Cross Blue Shield, and other major insurance plans. Please call ahead to confirm all accepted insurance plans.
Dr. Callahan has indicated that they do offer telehealth services. Please call the provider’s office at for more information.
Dr. Callahan works at
Dr. Callahan has seen patients for Breast Cancer and Deep Vein Thrombosis (DVT), and more. You can see other conditions treated by Dr. Callahan on their profile. Please call the provider’s office to confirm all visit reasons.
21 patients have reviewed Dr. Callahan. The overall rating for this provider is 4.2. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Callahan.
Whether a person prefers to schedule an appointment online or over the phone with Dr. Callahan, there are benefits to both methods. A person calling to schedule an with Dr. Callahan appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.