Summary

Dr. James Sim is a cardiovascular disease specialist who also practices pediatrics, bringing nearly three decades of medical expertise to his patients. He earned his medical degree from the Jacobs School of Medicine & Biomedical Sciences at the University of Buffalo and has been practicing medicine for 29 years. Dr. Sim speaks English and is well-equipped to serve families throughout the Honolulu community.

Dr. Sim practices at several prominent medical facilities in Honolulu, Hawaii, including Kapiolani Medical Center For Women And Children, The Queens Medical Center, and Reddy And Sim Mds Medical Group. He specializes in treating complex heart conditions such as congenital heart disease and irregular heart rhythms. His expertise includes performing heart monitoring tests like electrocardiograms and specialized heart ultrasounds that help evaluate heart function and blood flow. Patients rate Dr. Sim 4.5 out of 5 stars for his compassionate care and medical expertise.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 29 years of experience
  • 17 insurance plans accepted
  • speaks English
  • Jacobs School Of Medicine & Biomedical Sciences At The Univ Of Buffalo
  • 2 written reviews
  • 1 award
  • 2 specialties
  • 2 areas of expertise
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Locations

Dr. James Yi Sim has 3 locations

Reddy And Sim Mds Medical Group

1319 Punahou St Ste 1160Honolulu, HI 96826
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

The Queens Medical Center

1301 Punchbowl StHonolulu, HI 96813
Mon7:00 am - 4:00 pm
Tue7:00 am - 4:00 pm
Wed7:00 am - 4:00 pm
Thu7:00 am - 4:00 pm
Fri7:00 am - 4:00 pm
Sat7:00 am - 11:00 am
SunClosed

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Dr. James Yi Sim, MD
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Dr. James Yi Sim, MDJacob William AtkinsDr. Frederick M Burkle JR.Dr. Austin Ridgway JR.
Cardiovascular DiseasePediatricsEmergency MedicinePediatrics
Accepts New Patients
4.5 
29 Years of Experience 61 Years of Experience 4 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Honolulu , HIHonolulu , HIHonolulu , HITripler Amc , HI
Med School: Jacobs School Of Medicine & Biomedical Sciences At The Univ Of Buffalo Med School: The Robert Larner Md College Of Medicine At The University Of Vermont Med School: University Of Texas Medical Branch At Galveston
Current Profile
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Insurance Plans Accepted by Dr. James Yi Sim

  • Aetna
  • Blue Cross Blue Shield
  • BLUE CROSS of CALIFORNIA
  • Blue Shield of California
  • Cigna
  • Hawaii Medical Assurance Association (HMAA)
  • Hawaii Medical Service Association (HMSA)
  • Health Alliance
  • Health Net
  • Medicaid - Medicaid
  • Medicare
  • Medicare - Medicare
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicaid
  • UnitedHealthcare - Medicaid (Managed)
  • Wellcare

Medical Specialties

Dr. James Yi Sim has the following 2 specialties

Specialty Expertise

Dr. James Yi Sim has the following 2 areas of expertise

  • Pediatric Cardiology
  • Pediatrics

Certifications, License, & Education

29 Years Experience

Dr. James Yi Sim holds an expired medical license in the state of Hawaii.

Medical License

Medical Doctor with an expired medical license in the state of Hawaii that expired in 2026.

Education & Training

Medical School

Graduated from Jacobs School Of Medicine & Biomedical Sciences At The Univ Of Buffalo in 1997.

NPI Number

Dr. Sim's NPI number is 1174634067.

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Frequently Asked Questions

Is Dr. James Sim accepting new patients?
Dr. James Sim is accepting new patients on Vitals. View Dr. James Sim's profile on Vitals to make an appointment.
Does Dr. James Sim accept my insurance?
You can see the insurance plans that Dr. James Sim accepts on their Vitals profile.
Which hospitals is Dr. James Sim affiliated with?
Dr. James Sim is affiliated with Kapiolani Medical Center For Women And Children.
Does Dr. James Sim accept virtual/telehealth appointments?
Dr. James Sim has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. James Sim?
You can find contact information for Dr. James Sim here on Vitals.

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