Summary

Dr. Lloyd Klein is a cardiologist who specializes in cardiovascular disease. He earned his medical degree from the University of Cincinnati College of Medicine and completed his residency at Montefiore Medical Center. With nearly five decades of experience in cardiology, Dr. Klein brings extensive expertise to his practice. He is fluent in both English and Spanish.

Dr. Klein practices at John H Stroger Jr Hospital of Cook County and UCSF Helen Diller Medical Center at Parnassus Heights, with locations in San Francisco and Ukiah, California. He focuses on treating heart failure and coronary artery disease, including specialized care for coronary artery disease in women. His practice includes cardiac rehabilitation services and diagnostic procedures such as electrocardiograms. Patients have given Dr. Klein an average rating of 4.6 out of 5.

AI-generated from data on this provider profile.

Quick Facts

  • 4.6
  • 49 years of experience
  • speaks English, Spanish
  • Montefiore Medical Center
  • 5 written reviews
  • 1 specialty
  • 36 areas of expertise
  • 1 board certification
  • 2 hospital affiliations
  • 2 office locations
  • Male

Office Locations

Dr. Lloyd William Klein has 2 locations

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Dr. Lloyd William Klein, MDDr. Michael B. Fowler, MD, MBBS, FRCPDr. Abha Khandelwal, MDDr. Marco Perez, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseCardiovascular Disease
Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
3.4 
49 Years of Experience 51 Years of Experience 21 Years of Experience 25 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English, Spanish Speaks English, Spanish
San Francisco , CAStanford , CAStanford , CAStanford , CA
Med School: University Of Cincinnati College Of Medicine Med School: Charing Cross & Westminster Medical Schools Med School: Ohio State University College Of Medicine & Public Health Med School: Harvard Medical School
Current Profile
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Insurance Plans Accepted by Dr. Lloyd William Klein

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Lloyd William Klein has the following specialty

Specialty Expertise

Dr. Lloyd William Klein has the following 36 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Angiography
  • Angioplasty
  • Arrhythmia
  • Atherosclerosis
  • Balloon Angioplasty (Coronary Angioplasty)
  • Blood Clot
  • Blood Clot (Thrombosis)
  • Blood Vessel Prosthesis Implantation
  • Cardiac Arrhythmias
  • Cardiogenic Shock
  • Chest Pain (Angina)
  • Clinical Research
  • Coronary Artery Angioplasty & Stent
  • Coronary Artery Bypass (Heart Bypass)
  • Coronary Artery Disease (CAD)
  • Coronary Atherectomy
  • Coronary Disease
  • Coronary Restenosis
  • Coronary Stenosis
  • Coronary Thrombosis
  • Embolism
  • Heart Attack
  • Heart Block
  • Heart Catheterization
  • Heart Disease (Myocardial Ischemia)
  • Heart Diseases
  • Heart Failure
  • Heart Transplantation
  • High Cholesterol
  • High Cholesterol (Hypercholesterolemia)
  • Hypertension
  • Myocardial Infarction
  • Stroke
  • Unstable Angina
  • Vascular Graft Occlusion

Certifications, License, & Education

49 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

Montefiore Medical Center

Medical School

University Of Cincinnati College Of MedicineGraduated in 1977

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Frequently Asked Questions

Is Dr. Lloyd Klein accepting new patients?
Dr. Lloyd Klein has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Where is Dr. Lloyd Klein's office located?
Dr. Lloyd Klein's office is located at 505 Parnassus Ave, San Francisco, CA, 94143.
Does Dr. Lloyd Klein accept my insurance?
You can see the insurance plans that Dr. Lloyd Klein accepts on their Vitals profile.
Does Dr. Lloyd Klein accept virtual/telehealth appointments?
Dr. Lloyd Klein has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Lloyd Klein speak?
Dr. Lloyd Klein speaks English and Spanish.

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