Image of - Derek F. Williams, MD

Derek F. Williams, MD

Family Medicine
Spanish, English,
Offers Video Visits

Hawthorne Primary Care

12618 Hawthorne Blvd.

Hawthorne, CA 90250

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Originally from St. Louis, Mo., Dr. Williams received his medical degree from the University of Missouri School of Medicine, Kansas City, Mo. He completed his Internship and Residency at the University of Kansas Medical Center, Kansas City, Kan., where he was selected Chief Resident in Family Medicine. He completed a Primary Care Fellowship there as well. Following his medical training, Dr. Williams came to Southern California where he has lived and practiced since 2000. He has trained resident physicians and medical students and conducted patient-oriented research. Noted by his patients as a very good listener, Dr. Williams cares for the whole family. He brings years of expertise addressing the health concerns of adolescents, women, men, and the often complex issues of aging. He values the whole person – body, mind and spirit and empowers his patients through personal wellness and preventive lifestyles. Dr. Williams and his lovely wife have three children. He is an avid runner, active in his church, and enjoys exploring healthy cuisine.

Education & Experience


Medical School

University of Missouri 1994


University of Kansas Medical Center 1995


University of Kansas Medical Center 1997


University of Kansas Medical Center 2000

Associations & Certifications

Board Certifications

American Board of Family Medicine, Family Medicine

Insurances Accepted

  • TriCare (TriWest) PPO
  • PHCS (Private Healthcare Systems) PPO
  • Oscar PPO
  • Health Net of California PPO
  • First Health PPO
  • Coventry Health Care PPO
  • Cigna Healthcare PPO (No Local Plus)
  • ChoiceCare-Humana PPO
  • Blue Shield of California PPO
  • Blue Cross of California PPO
  • BeechStreet PPO
  • Aetna US Healthcare PPO
  • Multiplan PPO
  • Aetna HMO
  • United HealthCare PPO
  • United Healthcare Medicare Advantage
  • SCAN Medicare Advantage
  • Humana Medicare Advantage HMO
  • Health Net Medicare Advantage
  • Clever Care
  • Cigna HMO
  • Blue Shield of CA Medicare Advantage
  • Blue Shield of CA HMO – Trio
  • Blue Shield of CA HMO
  • Anthem Blue Cross Medicare Advantage
  • Anthem Blue Cross HMO

HMO Insurer: HMO ID

  • Aetna Commercial HMO:534534
  • Anthem Blue Cross Commercial HMO: TO IPA = ACC-043
  • Anthem Blue Cross Medicare HMO: TO IPA = ACC-043
  • Blue Shield Commercial HMO: TO = 0721AA-100048914
  • Blue Shield 65 Plus Medicare HMO: TO = 0904PV-100048914
  • Cigna Commercial HMO: TO = CA7B-3466005016
  • Health Net Commercial HMO: 086240
  • Health Net Cal-MediConnect: 086240
  • Health Net Medicare HMO: 086240
  • Humana Medicare HMO: 993315
  • LA Care: A72933Z4 SCAN Health Medicare HMO: 035992
  • United Healthcare Commercial HMO: 012143- 0090 United
  • Healthcare Medicare HMO: 029090-0014


Hawthorne Primary Care

(310) 263-5700

12618 Hawthorne Blvd.

Hawthorne, CA 90250

Get Directions

Affiliated Locations

Providence Little Company of Mary Medical Center - Torrance