Summary

Dr. Harold Quan specializes in cardiovascular disease and internal medicine, bringing more than five decades of medical expertise to his practice. He earned his medical degree from Universite Libre De Bruxelles Faculte De Medecine and completed his residency training at Allegheny General Hospital. With 54 years of experience treating heart and internal medicine conditions, Dr. Quan provides comprehensive care for patients of all ages. He is fluent in Spanish, Tagalog, and English.

Dr. Quan practices at Henry Mayo Newhall Memorial Hospital and sees patients in Newhall, California. His clinical focus includes treating high blood pressure and managing hypertensive emergencies. He performs heart monitoring tests like EKGs and uses advanced techniques such as contrast echocardiography to evaluate heart function. Patients have given Dr. Quan an average rating of 4.2 out of 5 on Vitals, reflecting their confidence in his cardiovascular care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.2
  • 54 years of experience
  • 57 insurance plans accepted
  • speaks Spanish, Tagalog, English
  • Allegheny General Hospital
  • 5 written reviews
  • 2 specialties
  • 16 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Santa Clarita Cardiology Medical Group Inc

23928 Lyons Ave Ste 101Newhall, CA 91321
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

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Dr. Harold Eton Quan, MD
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Dr. Harold Eton Quan, MDDr. Abhishek Sinha, MDDr. Raghav Sharma, MDDr. Diana Jean Moke, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseasePediatrics
Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
4.5 
54 Years of Experience 23 Years of Experience 16 Years of Experience 15 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available No Virtual Visit Option
Speaks Spanish, Tagalog, English Speaks English Speaks English, Hindi
Newhall , CAEncino , CAWinter Park , FLLos Angeles , CA
Med School: Universite Libre De Bruxelles Faculte De Medecine Med School: Yale University School Of Medicine Med School: New York Medical College Med School: Warren Alpert Medical School Of Brown University
Current Profile
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Insurance Plans Accepted by Dr. Harold Eton Quan

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Adventist Health
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • APWU
  • Blue Cross Blue Shield
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Blue Shield of California - Medicare
  • Brand New Day
  • CalOptima
  • Central California Alliance for Health - Medicaid (Managed)
  • Cigna
  • GEMCare Health Plan
  • Health Net
  • Health Net - HMO
  • Health Plan of San Joaquin
  • Health Plan of San Joaquin - Medicaid (Managed)
  • HealthSmart
  • Humana
  • Humana - HMO
  • Humana - Medicare
  • Imperial Health Plan of California
  • Inland Empire Health Plan
  • Kaiser Permanente
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • L.A. Care Health Plan - Medicaid (Managed)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Molina Healthcare - Medicaid (Managed)
  • Mutual of Omaha
  • Optum Health
  • Peoples Health
  • QualCare
  • QualCare - IPA
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • Sierra Health and Life
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - PPO
  • Wellcare
  • Western Health Advantage

Medical Specialties

Dr. Harold Eton Quan has the following 2 specialties

Specialty Expertise

Dr. Harold Eton Quan has the following 16 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Congenital Heart Disease (Patent Ductus Arteriosus)
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Blood Pressure (Hypertension)
  • High Cholesterol
  • Hypertension
  • Internal Medicine
  • Rheumatic Heart Disease
  • Stroke
  • Unstable Angina

Certifications, License, & Education

54 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

Allegheny General Hospital

Medical School

Universite Libre De Bruxelles Faculte De MedecineGraduated in 1972

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Frequently Asked Questions

Does Dr. Harold Quan accept virtual/telehealth appointments?
Dr. Harold Quan 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. Harold Quan?
You can find contact information for Dr. Harold Quan here on Vitals.
What languages does Dr. Harold Quan speak?
Dr. Harold Quan speaks Spanish, Tagalog, and English.
Where is Dr. Harold Quan's office located?
Dr. Harold Quan's office is located at 23928 Lyons Ave Ste 101, Newhall, CA, 91321.
Which hospitals is Dr. Harold Quan affiliated with?
Dr. Harold Quan is affiliated with Henry Mayo Newhall Memorial Hospital.

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