Joel Clarfield, MD, is a board certified internist. He received his medical degree from the University of Toronto Medical School, Canada. His postgraduate training included an internship at St. Michael's Hospital in Toronto. After one year of surgical residency at kaiser panorama city, He then completed his internal medicine residency at Kaiser Permanente Los Angeles Medical Center.

Dr. Clarfield's clinical areas of expertise include preventative and wellness medicine, sleep disorders, nutrition, and vitamins and supplements. He is a member of the Los Angeles County Medical Association and the American Academy of Anti-Aging Medicine.

As an internist, Dr. Clarfield is dedicated to providing the finest quality care for his patients in a warm, supportive and friendly environment. He respects the diverse needs of his patients and makes every effort to ensure they are addressed. His office is bilingual.

Dr. Clarfield is a member of the Providence Holy Cross Medical Staff providing care in internal medicine.

Medical School
  • University of Toronto Faculty of Medicine, Toronto, Ontario, Canada
  • University of Toronto Faculty of Medicine, Toronto, Ontario, Canada
  • Kaiser Permanente Medical Centers, CA
  • English


Mission Health and Wellness
11550 Indian Hills Road
Suite 200
Mission Hills, CA 91345
(818) 838-2200
(818) 838-6888


  • Internal Medicine (Board Certified)
Clinical Interests
  • Anti-Aging
  • Sleep Disorders
  • Preventative Medicine
  • Alzheimer's Disease
  • Anxiety Disorders
  • Asthma
  • Carpal Tunnel Syndrome
  • Chemical Dependency
  • Diabetes Management
  • Gastroesophageal Reflux Disease (GERD)
  • Geriatric Medicine
  • Migraine Headaches
  • Hormone Replacement Therapy
  • Infertility/ Reproductive Endocrinology
  • Integrative & Complementary Therapies
  • Osteoporosis
  • Nutrition
  • Weight Management
  • Primary Care Physician


Insurances Accepted
  • Aetna PPO/POS/EPO
  • Anthem Blue Cross PPO/POS/EPO
  • Blue Shield 65 Plus Senior Plan HMO
  • Blue Shield HMO Plus POS
  • Blue Shield PPO/POS/EPO
  • Cigna PPO/POS/EPO
  • Covered CA Anthem BC PPO/EPO
  • Covered CA Blue Shield PPO/EPO
  • Covered CA Health Net PPO
  • Health Net PPO/EPO/POS
  • Health Net Seniority Plus HMO
  • Humana HMO
  • Medicare
  • Medi-Medi (Medicare-Medi-Cal)
  • Scan Senior Health Plan HMO
  • United Healthcare PPO/POS/EPO
Insurance Medical Groups
  • HealthCare Partners Medical Group