Sean Fischer, MD

Sean Fischer, MD

Hematology, Hematology Oncology, Medical Oncology

Accepting New Patients

About Sean Fischer

Triple certified by the American Board of Internal Medicine in Hematology, Internal Medicine, and Medical Oncology, Sean A. Fischer, MD specializes in general medical oncology and hematology. He has broad experience in both fields pertaining to the management of complex cancer care and blood conditions. 

Dr. Fischer has participated in clinical research and published articles on lung cancer, primary brain tumors, and bleeding disorders. He is also an active member of multiple professional societies, including the American Society of Clinical Oncology (ASCO) and the American Society of Hematology (ASH). Best Doctors in America and Los Angeles Super Doctors have honored him by listing him among their ranks. He is also featured in Los Angeles Magazine Top Doctors annually.

Dr. Fischer earned his medical degree from St. George’s University School of Medicine, then went on to complete his internship at Hahnemann University Hospital in Philadelphia, PA. He completed his residency at Robert Wood Johnson/UMDNJ Hospital in New Brunswick, NJ. He completed his hematology and medical oncology fellowship at Georgetown University Medical Center, Washington, D.C., where he was the chief fellow. 

When not practicing medicine, Dr. Fischer enjoys spending time with his wife and four daughters as well as focusing on physical fitness.

Dr. Fischer is highly skilled in his profession and at the same time is a very compassionate and caring physician. I feel I am in good hands with Dr. Fischer and his oncology team.

Real Patient
Sean Fischer, MD headshot

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Sean Fischer, MD
Hematology/Oncology Clinic

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Hematology/Oncology
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Medical Service

Hematology & Oncology

Locations

2001 Santa Monica Boulevard , Suite 560W,
Santa Monica, CA 90404
310-453-5654

Education

Medical School
St. George’s University School of Medicine, Grenada, West Indies

Internship
Hahnemann University Hospital, Philadelphia, PA

Residency
Robert Wood Johnson University Hospital, New Brunswick, NJ

Fellowship
Georgetown University Medical Center, Washington, DC
Hematology & Medical Oncology

child checkup

Reviews

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As part of ensuring you have a positive experience with Providence, our online provider directory includes ratings and patient comments for select providers. More about our survey.

  • 4.9
  • 525 Reviews
  • 805 Comments
  • 5
12/16/2025

He is a very caring Dr & really pays attention

Providence Patient
  • 5
12/15/2025

GREAT

Providence Patient
  • 5
12/14/2025

Dr. Fischer has been an excellent MD for me for over 10 years and his caring and explanations always clarified any concerns that I shared with him throughout all my appts. I feel fortunate to have him as my doctor!

Providence Patient
  • 4.71
12/14/2025

Great doctor

Providence Patient
  • 5
12/11/2025

Dr. Fisher has saved my life more than once. He and staff are incredible. Doctor has referred me to other specialists that have been outstanding. Can't say enough good about Dr. Fisher.

Providence Patient
  • 4.6
12/08/2025

He is caring and answered all my questions

Providence Patient
  • 5
12/06/2025

Couldn't have been more satisfied Grateful that he is my specialist

Providence Patient
  • 5
12/01/2025

Dr Fisher is extremely knowledgeable and makes me, the patient, feel very good after a visit.

Providence Patient
  • 5
11/29/2025

Dr. Fisher was amazing

Providence Patient
  • 5
11/29/2025

Dr. Fischer is a thoughtful and knowledgeable doctor who listens to his patients and responds in a caring manner.

Providence Patient