Dr. Lawrence O'Connor, MD

Dr. Lawrence O'Connor, MD

Cardiology  ·  
Male  ·  
72 y/o

Accepting new patients

Dr. Lawrence O'Connor, MD is a cardiology specialist in Glendale, CA and has been practicing for 40 years. He specializes in cardiology and internal medicine.

Southern CA Cardiovascular

1510 S Central Ave Ste 420

Glendale, CA 91204
Get Directions

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of California
  • Blue Shield of California
  • LACare
  • Molina Healthcare

Learn about Dr. O'Connor

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.

Top Care Areas

See how frequently Dr. O'Connor performs your care needs compared to other doctors.

Chest Pain
very high
more than 99% of peers
very high
more than 99% of peers
very high
more than 99% of peers

Dr. O'Connor's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Care Philosophy

This content was provided by Dr. O'Connor "To provide the most complete care to my patients in a caring and respectful way."

2  Specialties

  • Cardiology
  • Internal Medicine

2  Board Certifications

  • Cardiovascular Disease
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

49  Conditions Treated

  • Abnormal Heart Beat
  • Adult Congenital Heart Disease
  • Aneurysm
  • Aneurysm of Heart
  • Angina and Acute Coronary Syndrome
  • Aortic Aneurysm
  • Aortic Ectasia
  • Aortic Embolism and Thrombosis
  • Aortic Stenosis
  • Aortic Valve Disease
  • Aortic Valve Regurgitation
  • Arrhythmias
  • Atrial Fibrillation
  • Atrial Flutter
  • Cardiomegaly
  • Cardiomyopathy
  • Cardiovascular Disease
  • Carotid Artery Disease
  • Chest Pain
  • Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
  • Congenital Aortic Valve Disorders
  • Congenital Heart Defects
  • Congenital Heart Disease
  • Congestive Heart Failure
  • Coronary Artery Disease (CAD)
  • Heart Attack (Acute Myocardial Infarction)
  • Heart Disease
  • Heart Murmur
  • Heart Palpitations
  • Hyperlipidemia
  • Hypertension
  • Hypertensive Chronic Kidney Disease
  • Hypertensive Heart and Chronic Kidney Disease
  • Hypertensive Heart Disease
  • Hypotension
  • Limb Swelling Caused by Fluid Overload
  • Mitral Valve Disease
  • Mitral Valve Regurgitation
  • Mitral Valve Stenosis
  • Pericardial Disease
  • Primary Pulmonary Hypertension
  • Pulmonary Disease
  • Pulmonary Edema
  • Pulmonary Hypertension
  • Septal Defect
  • Syncope
  • Thrombosis
  • Tricuspid Valve Disease
  • Vascular Disease


Read Less

20  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.


  • David Geffen School Of Medicine At UCLA, University Of California, Los Angeles
    Medical School | Graduated 1971
  • Lac Usc
    Internship Hospital | Completed 1972
  • Lac Usc
    Residency Hospital | Completed 1975
  • Cedars Sinai
    Fellowship Hospital | Completed 1978

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. O'Connor has no media or publications listed.

Languages Spoken

  • English
  • Russian
  • Spanish

Memberships & Professional Affiliations

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

Glendale Memorial Hospital and Health Center

is a Recipient of a Healthgrades Excellence Award
Patient Safety Excellence Award

Hospital Quality Award

Dr. O'Connor is on the medical staff at our top-rated hospital.

View awards

Dr. O'Connor's Reviews

Likelihood of recommending Dr. O'Connor to family and friends
12 total reviews (2 have comments)

Likelihood to Recommend (12)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. O'Connor'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 (2)

Excellent doctor. Highly knowledgeable and life saver..
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He has been treating me for angina for the last twenty-two years without any re-occurrence in the last eighteen years.
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