Are you a healthcare professional?
Is this your profile?
background
background
Dr. Jack Sun, MD

Dr. Jack Sun, MD

Cardiac Surgery*
20+ years of experience

Dr. Jack Sun, MD is a cardiac surgery specialist in Orange, CA and has over 20 years of experience in the medical field. He graduated from University of Toronto Faculty of Medicine in 2004. He is affiliated with medical facilities Keck Hospital of USC and Torrance Memorial Medical Center. He is accepting new patients.

4.9 Star Rating
Based on 59 reviews 4.9 Star Rating (59 reviews)

Practice

101 The City Dr S Orange, CA 92868

Make an Appointment

(714) 456-3634

At a Glance

  • Area of Expertise
    Dr. Sun specializes in the area of Cardiac Surgery. • See board certifications
  • Explains Conditions Well
    Patients said this doctor explains conditions well. • See reviews
  • Practices at Top Hospital
    Outstanding Patient Experience Award™ • See hospitals
  • Hospital Satisfaction
    Patients said they were highly satisfied at this doctor's hospital. • See hospitals
ADVERTISEMENT
healthgrades-rx

Save money with free prescription discounts

Optum Perks and Healthgrades are subsidiaries of RVO Health.

Experience Check

Search for experience in a specific area

Learn more about experience and why treatment frequency matters

Insurance Check

Search for your insurance carrier and choose your plan type

Dr. Sun's Reviews

Likelihood to recommend Dr. Sun

4.9

59 ratings, 18 with a written review
5 Star
98%
98%
4 Star
0%
0%
3 Star
0%
0%
2 Star
2%
2%
1 Star
0%
0%

Your trust is our top concern. Learn more.

We monitor all reviews to ensure they comply with our guidelines and don’t include personal information, profanity, libel, defamation, harassment, obscenity or fraud.

All reviews are confirmed and audited before publication, and community members have the ability to flag inappropriate content for further review by our team.

Doctors can not pay for good reviews, nor can they pay to have negative reviews removed.

Any reviews that are deemed fraudulent or violate our guidelines will be removed immediately.

RecentHighestLowestMost Helpful
What went well
No results
What could be improved
No results
Helpful
May 23, 2024
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
May 06, 2024
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Apr 15, 2024
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Apr 15, 2024
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Apr 08, 2024
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Feb 26, 2024
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Feb 05, 2024
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Dec 18, 2023
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Dec 04, 2023
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Nov 27, 2023
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Nov 13, 2023
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Aug 21, 2023
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Aug 14, 2023
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
May 08, 2023
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Mar 15, 2023
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Mar 10, 2023
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Nov 28, 2022
×Post a ResponseAre you Dr. Jack Sun, MD?
What went well
No results
What could be improved
No results
Helpful
Oct 24, 2022
×Post a ResponseAre you Dr. Jack Sun, MD?

Leave a review

How was your experience with Dr. Sun?

Know Before You Go

About Me

biography

Dr. Jack Sun, MD is a cardiac surgery specialist in Orange, CA and has over 20 years of experience in the medical field. He graduated from University of Toronto Faculty of Medicine in 2004. He is affiliated with medical facilities Keck Hospital of USC and Torrance Memorial Medical Center. He is accepting new patients.

  • Cardiac Surgery

  • Cardiovascular Surgery

  • Cardiothoracic Surgery

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Mcmaster University, Hamilton, Ontario, Canada

    Residency Hospital

  • University Of Toronto - B.s. Biology

    Undergraduate School

  • Brigham&women's Hospital/harvard Medical School

    Fellowship Hospital, 2011

  • University Of Toronto Faculty Of Medicine

    Medical School, 2004
Royal College of Physicians and Surgeons of Canada®
Royal College of Physicians and Surgeons of Canada
- 
Cardiac Surgery†
†Self designated 
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.

Learn more about medical license public record check

Focus on ATTR-CM

Locations

Practice

UCI Medical Center101 The City Dr S Orange, CA 92868
1
USC Care Medical Group Inc1520 San Pablo St Los Angeles, CA 90033
2
Valdemar Ascencio MD Inc.23961 Calle de la Magdalena Ste 200 Laguna Hills, CA 92653
3
Gottschalk Medical Plaza-Dermatology1 Medical Plz Dr Irvine, CA 92617
4

Affiliated Hospitals

  • Keck Hospital of USC

    1500 San Pablo St
    Los Angeles, CA 90033
    Recipient of 5
    hospital awards

    Outstanding Patient Experience Award™ (2024, 2023)

    Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions

    View all awards

    How patients felt about the care they received at this hospital.

    89%
    Patients said they were given information about recovering at home

    5% higher than the national average

    81%
    Patients would recommend the hospital to friends and family

    16% higher than the national average

    View all patient feedback

  • Torrance Memorial Medical Center

    3330 Lomita Blvd
    Torrance, CA 90505
    Recipient of 14
    hospital awards

    Surgical Care Excellence Award™ (2025, 2024)

    Superior clinical outcomes in surgical care across 15 of the most common in-hospital surgical procedures including cardiac, vascular, joint replacement, prostate, spine, and gastrointestinal surgeries

    Outstanding Patient Experience Award™ (2024, 2023, 2022)

    Superior clinical outcomes in surgical care across 15 of the most common in-hospital surgical procedures including cardiac, vascular, joint replacement, prostate, spine, and gastrointestinal surgeries

    View all awards

    How patients felt about the care they received at this hospital.

    86%
    Patients said they were given information about recovering at home

    2% higher than the national average

    80%
    Patients would recommend the hospital to friends and family

    15% higher than the national average

    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality