Dr. James R. Mason, M.D.

Male Hematology & Oncology

(1 review)
Call for new patient details 16 years of experience Offers telehealth

Overview of Dr. Mason

Dr. James R. Mason, M.D. is an Internist (Hematologist or Oncologist) in San Diego, CA. He specializes in Hematology & Oncology, has 16 years of experience, and is board certified. He graduated from U C S D Medical Center - Hillcrest and he is affiliated with Scripps Memorial Hospital Encinitas and Scripps Green Hospital.

Dr. Mason works at 9855 Erma Rd # 100 and 1 other location. He treats conditions like Mineral Metabolism Disorders, Magnesium Metabolism Disorders along with other...

Dr. Mason's Locations


Primary Location

9855 Erma Rd # 100,

San Diego, CA 92131

Scripps Medical Foundation Geisel Pavillion

10710 N Torrey Pines Rd 213,

La Jolla, CA 92037

Admitting Hospitals

  • Scripps Green Hospital
  • Scripps Memorial Hospital Encinitas

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Patient Reviews (1)
Jun 4, 2017

After my diagnosis of cancer I was sent to James Mason, MD for fiducial marker placement prior to my radiation treatment. I am glad he was part of the team that helped me with my care. He made the procedure very easy and it was done before I...

Bill G.

About Dr. James R. Mason, M.D.


  • Hematology & Oncology

Years of Experience

16 years of experience

Languages Spoken

  • English

NPI Number


Education & Certifications

Medical Education

  • University of California At San Francisco
  • Wayne State University


  • Wayne State University
  • UCSD


  • U C S D Medical Center - Hillcrest

Board Certifications

  • Internal Medicine

Frequently Asked Questions

Is Dr. James R. Mason, M.D. accepting new patients?
Who are other Internists (Hematologists or Oncologists) nearby?
Does Dr. James R. Mason, M.D. accept my insurance?