arrow
  • Pediatrics, Family Medicine
  • 71 years of experience
  • Knowles John Office 21 Walnut View Pl, Walnut Creek, CA 94597
  • (925) 935-0672

Brief Intro

Dr. Knowles graduated from the University of Arkansas For Medical Sciences College of Medicine,University of Arkansas For Medical Sciences College of Medicine in 1954. He works in Walnut Creek, CA and 4 other locations and specializes in Family Medicine and Pediatrics.

View More

Education Background

RESIDENCY

Childrens Hospital Los Angeles

MEDICAL SCHOOL

University Of Arkansas For Medical Sciences College Of Medicine

University Of Arkansas For Medical Sciences College Of Medicine - 1954

Location & Hours

  • Knowles John Office
  • 21 Walnut View Pl, Walnut Creek, CA 94597

Specialties Treated

  • Family Medicine
  • Pediatrics

Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • UnitedHealthcare
  • Cancer 86
  • Cardiology, Heart & Vascular Surgery 79
  • Orthopedics 161
  • Neurology & Neurosurgery 120
  • Gastroenterology & GI Surgery 149
  • Pulmonology & Lung Surgery 161
  • Diabetes & Endocrinology 65
  • Children's Hospital 18
  • Urology 149
  • Psychiatry 91
  • Geriatrics 143
  • Rehabilitation 73
  • Obsterics & Gynecology 23
  • Ophthalmology 8
  • Ear, Nose & Throat 10
  • Rheumatology 4
  • Long Term Care 19
  • Maternity Care (Uncomplicated Pregnancy) 99