Dr. Koji Kubo, MD

Dr. Koji Kubo, MD

Family Medicine  ·  
Male  ·  
49 y/o

Accepting new patients

Dr. Koji Kubo, MD is a family medicine specialist in Oxnard, CA and has been practicing for 12 years. He specializes in family medicine, men's health medicine, and more.

Dignity Health Medical Group - Ventura County

1700 N Rose Ave Ste 210

Oxnard, CA 93030
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Insurance Accepted

  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of California
  • ChoiceCare Network
  • Cigna
  • First Health (Coventry Health Care)
  • Health Net
  • MultiPlan
  • Tricare
  • UnitedHealthCare

Learn about Dr. Kubo

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.


Dr. Kubo's Experience

Dr. Kubo's experience matches your search based on the following criteria:
  • Based on total number of patients treated over the last 12 months
  • Specializes in Family Medicine
  • Board certified in Family Practice
  • No malpractice claims found
  • No sanctions found
  • No board actions found

Care Philosophy

This content was provided by Dr. Kubo "Provides the highest quality of personalized care to each patient. Presents the best possible options in diagnosis and treatment from a professional viewpoint and will tailor the care for each patient based on their different backgrounds and preferences. Believes an effective communication and working with patients as partners leads to the best clinical outcomes."

3  Specialties

  • Family Medicine
  • Adolescent Medicine
  • Men's Health Medicine

1  Board Certifications

  • Family Practice
    Accredited by: American Board of Medical Specialties*

139  Conditions Treated


Read Less

17  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for California.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Tohoku University
    Medical School | Graduated 1998
  • Memorial Hermann Health System
    Residency Hospital | Completed 2006
  • University of London
    Other Education | Completed

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Kubo has no media or publications listed.

Languages Spoken

  • English
  • Japanese
  • Spanish

Memberships & Professional Affiliations

Dr. Kubo does not have any memberships or affiliations listed. If you are Dr. Kubo and would like to add memberships or affiliations, please update your profile.

St. John's Regional Medical Center

is a Recipient of a Healthgrades Excellence Award
Distinguished Hospital Award for Clinical Excellence

Hospital Quality Award

Dr. Kubo is on the medical staff at our top-rated hospital.

View awards

Dr. Kubo's Reviews

Likelihood of recommending Dr. Kubo to family and friends
20 total reviews (1 has a comment)

Likelihood to Recommend (20)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Kubo's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes

Patient Comments (1)

He is a worst doctor I ever met. He did not call back to my pharmacy for a refill till I, my pharmacy and my other doctor's office called him more than 10 times. Actually I missed some medication. When I got the medication I was charged for $900 which is cash value of the medication because he...more
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Thank you for your feedback. Based on the record, all of the prior-authorization documents were actually sent to the insurance company in a timely manner. They still denied our request because generic medications should be tried first according to their protocol as we discussed over the phone. We will be happy to assist you if you have any ongoing issues or questions.

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