Summary

Dr. John Otsuki is a family medicine physician who earned his medical degree from New York Medical College. With 26 years of experience caring for patients and families, he provides comprehensive primary care services across all age groups. Dr. Otsuki is fluent in both English and Spanish, allowing him to serve diverse communities throughout Southern California.

Dr. Otsuki practices at Kaiser Foundation Hospital and sees patients at multiple Kaiser Permanente locations in Rancho Cucamonga, Fontana, and Ontario, California. He specializes in managing diabetes, including Type 2 diabetes in both adults and younger patients. His care extends to treating urinary incontinence and performing diabetic kidney screening to help prevent complications. Patients rate Dr. Otsuki 4.5 out of 5 stars for his comprehensive approach to family healthcare.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.5
  • 26 years of experience
  • 20 insurance plans accepted
  • speaks English, Spanish
  • New York Medical College
  • 1 written review
  • 1 specialty
  • 8 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations
  • Male

Office Locations

Dr. John Tsuyoshi Otsuki has 3 locations

Kaiser Permanente Rancho Cucamonga Medical Offices

10850 Arrow RteRancho Cucamonga, CA 91730
Mon8:30 am - 7:00 pm
Tue8:30 am - 7:00 pm
Wed8:30 am - 7:00 pm
Thu8:30 am - 7:00 pm
Fri8:30 am - 7:00 pm
Sat8:00 am - 12:00 pm
SunClosed

Kaiser Foundation Hospital

9961 Sierra AveFontana, CA 92335

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Dr. John Tsuyoshi Otsuki, MD
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Dr. John Tsuyoshi Otsuki, MDDr. Peter N Mattar, MDDr. Anastasia Eileen BuergerReanna Lynn Clayton MSN, FNP-C
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.6 
26 Years of Experience 11 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks Spanish, French, English Speaks English Speaks English
Rancho Cucamonga , CANorco , CALong Beach , CATempleton , CA
Med School: New York Medical College Med School: Western University of Health Sciences, DO
Current Profile
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Insurance Plans Accepted by Dr. John Tsuyoshi Otsuki

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • BLUE CROSS of CALIFORNIA
  • Blue Shield of California
  • CalOptima - Medicaid (Managed)
  • CareMore
  • Cigna
  • Health Net
  • Inland Empire Health Plan
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - HMO
  • Kaiser Permanente - Medicaid (Managed)
  • Kaiser Permanente - PPO
  • L.A. Care Health Plan - HMO
  • Medicare
  • Medicare - Medicare
  • Optum Health
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. John Tsuyoshi Otsuki has the following specialty

Specialty Expertise

Dr. John Tsuyoshi Otsuki has the following 8 areas of expertise

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

Certifications, License, & Education

26 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2027, Active

EDUCATION & TRAINING

Medical School

New York Medical CollegeGraduated in 2000

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Frequently Asked Questions

Is Dr. John Otsuki accepting new patients?
Dr. John Otsuki is accepting new patients on Vitals. View Dr. John Otsuki's profile on Vitals to make an appointment.
Does Dr. John Otsuki accept my insurance?
You can see the insurance plans that Dr. John Otsuki accepts on their Vitals profile.
Which hospitals is Dr. John Otsuki affiliated with?
Dr. John Otsuki is affiliated with Kaiser Foundation Hospital.
How can I make an appointment with Dr. John Otsuki?
You can find contact information for Dr. John Otsuki here on Vitals.
What languages does Dr. John Otsuki speak?
Dr. John Otsuki speaks English and Spanish.

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