Summary

Dr. William Koonce is an internal medicine physician who has been caring for patients for over four decades. He earned his medical degree from the University of California Irvine College of Medicine and completed his residency training at Santa Barbara Cottage Hospital. His extensive experience in internal medicine allows him to provide comprehensive care for adult patients with a wide range of health concerns. Dr. Koonce is fluent in English, Spanish, and Italian.

Dr. Koonce practices at Santa Barbara Cottage Hospital, Goleta Valley Cottage Hospital, and Saint Johns Regional Medical Center, all located in Santa Barbara, California. He specializes in managing high cholesterol and high blood pressure, conditions that affect millions of adults. His practice includes performing electrocardiograms to monitor heart health and joint procedures when needed. Patients have given him an average rating of 4.1 stars, reflecting their confidence in his care and expertise.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4
  • 41 years of experience
  • speaks English, Spanish, Italian
  • Santa Barbara Cottage Hospital
  • 5 written reviews
  • 1 specialty
  • 6 areas of expertise
  • 1 board certification
  • 3 hospital affiliations
  • 3 office locations
  • Male

Office Locations

Dr. William Clark Koonce has 3 locations

Koonce William Office

219 Nogales Ave Ste BSanta Barbara, CA 93105
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

Goleta Valley Cottage Hospital

351 S Patterson AveSanta Barbara, CA 93111

Santa Barbara Cottage Hospital

400 W Pueblo StSanta Barbara, CA 93105

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Dr. William Clark Koonce, MDDr. Shilpa Sayana, MDKarthikeyan Viswanathan, DODr. Tooba Rehman, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
41 Years of Experience 22 Years of Experience 12 Years of Experience 16 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish, Italian Speaks English Speaks English, Tamil
Santa Barbara , CASHERMAN OAKS , CALos Altos , CAKaty , TX
Med School: University Of California Irvine College Of Medicine Med School: The Robert Larner Md College Of Medicine At The University Of Vermont Med School: Bassett Medical Center - Cooperstown, New York Med School: CHICAGO MEDICAL SCHOOL AT ROSALIND FRANKLIN UNIVERSITY OF MEDICINE & SCIENCE
Current Profile
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Insurance Plans Accepted by Dr. William Clark Koonce

  • Accepts Medicare

Medical Specialties

Dr. William Clark Koonce has the following specialty

Specialty Expertise

Dr. William Clark Koonce has the following 6 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

41 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Expired

EDUCATION & TRAINING

Residency

Santa Barbara Cottage Hospital

Medical School

University Of California Irvine College Of MedicineGraduated in 1985

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Frequently Asked Questions

Which hospitals is Dr. William Koonce affiliated with?
Dr. William Koonce is affiliated with Santa Barbara Cottage Hospital, Goleta Valley Cottage Hospital, and Saint Johns Regional Medical Center.
Where is Dr. William Koonce's office located?
Dr. William Koonce's office is located at 219 Nogales Ave Ste B, Santa Barbara, CA, 93105.
How can I make an appointment with Dr. William Koonce?
You can find contact information for Dr. William Koonce here on Vitals.
Does Dr. William Koonce accept my insurance?
You can see the insurance plans that Dr. William Koonce accepts on their Vitals profile.
Does Dr. William Koonce accept virtual/telehealth appointments?
Dr. William Koonce has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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