Summary

Dr. Karl Sun is a cardiovascular disease specialist with expertise in internal medicine and interventional cardiology. He earned his medical degree from The University of Texas School of Medicine at San Antonio and completed his residency at University of Texas Health Science. With 44 years of experience in cardiovascular care, Dr. Sun brings extensive knowledge to treating complex heart conditions. He is fluent in both English and Spanish.

Dr. Sun practices at Sharp Grossmont Hospital and Sharp Memorial Hospital, with locations in San Diego and La Mesa, California. His clinical focus includes managing high blood pressure and hypertensive emergencies, including pediatric cases. He performs specialized heart imaging procedures such as contrast echocardiography and transthoracic echocardiograms. Dr. Sun also offers remote patient monitoring services to help patients manage their cardiovascular health from home. Patients have given him an average rating of 4.6 out of 5 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.6
  • 44 years of experience
  • speaks English, Spanish
  • University Of Texas Health Science
  • 5 written reviews
  • 3 specialties
  • 14 areas of expertise
  • 3 board certifications
  • 2 hospital affiliations
  • 4 office locations
  • Male

Office Locations

Dr. Karl Tscha-Ning Sun has 4 locations

San Diego Cardiology Associates

5555 Reservoir Dr Ste 112San Diego, CA 92120
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 - 4:00 pm
SatClosed
SunClosed

Dr. Karl Tscha-Ning Sun

5555 Reservoir DrSan Diego, CA 92120

Sharp Memorial Hospital

7901 Frost StSan Diego, CA 92123

Sharp Grossmont Hospital

5555 Grossmont Center DrLa Mesa, CA 91942

Compare with Similar Doctors

Dr. Karl Tscha-Ning Sun, MD
Mariusz Witold Wysoczanski, MD
Dr. Raghav Sharma, MD
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Dr. Karl Tscha-Ning Sun, MDMariusz Witold Wysoczanski, MDDr. Raghav Sharma, MDDr. Eddie Salvatore Fiore, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseDiagnostic Radiology
Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
4.4 
44 Years of Experience 16 Years of Experience 33 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available No Virtual Visit Option
Speaks English, Spanish Speaks English, Polish Speaks English, Hindi Speaks English, Spanish
San Diego , CANational City , CAWinter Park , FLEden Prairie , MN
Med School: The University Of Texas School Of Medicine At San Antonio Med School: Poznan University of Medical Science Med School: New York Medical College Med School: University Of Bologna
Current Profile
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Insurance Plans Accepted by Dr. Karl Tscha-Ning Sun

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Karl Tscha-Ning Sun has the following 3 specialties

Specialty Expertise

Dr. Karl Tscha-Ning Sun has the following 14 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Cholesterol
  • Hypertension
  • Internal Medicine
  • Interventional Cardiology
  • Stroke
  • Unstable Angina

Certifications, License, & Education

44 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

University Of Texas Health Science

Medical School

The University Of Texas School Of Medicine At San AntonioGraduated in 1993
Universitaet Zuerich Medizinische FakultaetGraduated in 1982

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Frequently Asked Questions

What languages does Dr. Karl Sun speak?
Dr. Karl Sun speaks English and Spanish.
How can I make an appointment with Dr. Karl Sun?
You can find contact information for Dr. Karl Sun here on Vitals.
Does Dr. Karl Sun accept virtual/telehealth appointments?
Dr. Karl Sun has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Karl Sun's office located?
Dr. Karl Sun's office is located at 5555 Reservoir Dr Ste 112, San Diego, CA, 92120.
Which hospitals is Dr. Karl Sun affiliated with?
Dr. Karl Sun is affiliated with Sharp Grossmont Hospital and Sharp Memorial Hospital.

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