Summary

Dr. John Koontz is a family medicine physician with 17 years of experience providing comprehensive care to patients of all ages. He earned his medical degree from American University of the Caribbean School of Medicine and completed his residency training at Kaiser Permanente Southern California. Dr. Koontz focuses on delivering personalized healthcare that addresses the unique needs of each patient and family.

Dr. Koontz practices at Kaiser Permanente Riverside Medical Center with locations in Corona and Anaheim, California. He specializes in managing diabetes, including Type 2 diabetes in both adults and younger patients, as well as diabetes care for older adults. His approach includes coordinating physical therapy services and using comprehensive lab testing to monitor patient health effectively. Patients have given Dr. Koontz an average rating of 4.8 out of 5, reflecting their confidence in his compassionate and thorough care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.8
  • 17 years of experience
  • 25 insurance plans accepted
  • Kaiser Permanente Southern California
  • 1 specialty
  • 6 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. John Daniel Koontz has 2 locations

Corona Medical Offices

2055 Kellogg AveCorona, CA 92879
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Orange County Medical Center

3440 E La Palma AveAnaheim, CA 92806

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Dr. John Daniel Koontz, MDDr. Lubna Isho, DODr. James L. Pearson, MDDr. Howard Pyo, DO
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.8 
4.7 
17 Years of Experience 25 Years of Experience 9 Years of Experience 10 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks Arabic, English, Spanish Speaks English Speaks English
Corona , CAPOMONA , CASeal Beach , CAFullerton , CA
Med School: American University Of The Caribbean School Of Medicine Med School: Western Univ Health Sci College Of Osteopathic Medicine Of The Pacific Med School: St Georges University School Of Medicine Med School: Lake Erie College Of Osteopathic Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Daniel Koontz

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CalOptima - Medicaid (Managed)
  • Cigna
  • Contra Costa Health Plan
  • Health Net
  • Health Net - HMO
  • Inland Empire Health Plan
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - Medicaid (Managed)
  • L.A. Care Health Plan - HMO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. John Daniel Koontz has the following specialty

Specialty Expertise

Dr. John Daniel Koontz has the following 6 areas of expertise

  • Check-up
  • Contraception
  • Family Planning
  • Immunization
  • Influenza
  • Weight Loss

Certifications, License, & Education

17 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2027, Active

EDUCATION & TRAINING

Residency

Kaiser Permanente Southern California

Medical School

American University Of The Caribbean School Of MedicineGraduated in 2009

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Frequently Asked Questions

Where is Dr. John Koontz's office located?
Dr. John Koontz's office is located at 2055 Kellogg Ave, Corona, CA, 92879.
Is Dr. John Koontz accepting new patients?
Dr. John Koontz is accepting new patients on Vitals. View Dr. John Koontz's profile on Vitals to make an appointment.
Does Dr. John Koontz accept my insurance?
You can see the insurance plans that Dr. John Koontz accepts on their Vitals profile.
Which hospitals is Dr. John Koontz affiliated with?
Dr. John Koontz is affiliated with Kaiser Permanente Riverside Medical Center.
How can I make an appointment with Dr. John Koontz?
You can find contact information for Dr. John Koontz here on Vitals.

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