Summary

Dr. John Lean is an ophthalmologist with 55 years of experience providing specialized eye care. He earned his medical degree from the University of Oxford Medical Sciences Division and completed his residency training at Greenwich Hospital. Dr. Lean focuses on retinal conditions and advanced eye diseases that can affect vision. He is fluent in Spanish and Chinese, allowing him to serve patients from diverse backgrounds.

Dr. Lean practices at Anaheim Global Medical Center and sees patients in Laguna Hills, California. He specializes in treating age-related macular degeneration and diabetic retinopathy, two conditions that can significantly impact sight. His expertise includes managing posterior vitreous detachment, a common eye condition. Dr. Lean performs retinal imaging and optical coherence tomography to diagnose eye problems accurately. He also conducts comprehensive eye examinations using ophthalmoscopy. Patients rate Dr. Lean 4.5 out of 5 stars for his care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.5
  • 55 years of experience
  • 25 insurance plans accepted
  • speaks Spanish, Chinese
  • Greenwich Hospital
  • 7 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. John Stewart Lean has 2 locations

Retina Associates Of Orange County

23521 Paseo De Valencia Ste 207Laguna Hills, CA 92653
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Memorialcare Saddleback Medical Center

24451 Health Center DrLaguna Hills, CA 92653

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Dr. John Stewart Lean, MDDr. Christopher Lyon, M.D., Ph.D., M.Sc.Dr. Kim Doan, MDDr. Tom Tooma, MD
OphthalmologyOphthalmologyOphthalmologyOphthalmology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.7 
3.7 
4.6 
55 Years of Experience 47 Years of Experience 27 Years of Experience 47 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, Chinese Speaks English, Spanish Speaks English Speaks Vietnamese, Spanish
Laguna Hills , CANewport Beach , CANewport Beach , CANewport Beach , CA
Med School: University Of Oxford Medical Sciences Division Med School: Yale University School of Medicine Med School: University Of Utah School Of Medicine Med School: Loma Linda University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Stewart Lean

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CalOptima
  • Cigna
  • Health Net - HMO
  • Humana
  • Humana - HMO
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Optum Health
  • Optum Health - IPA
  • Providence Health Plans
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. John Stewart Lean has the following specialty

Specialty Expertise

Dr. John Stewart Lean has the following 10 areas of expertise

  • Blindness
  • Cataract
  • Diabetic Retinopathy
  • Eye Exam
  • Eye Pain
  • Glaucoma
  • Lasik Surgery
  • Macular Degeneration
  • Retinal Disorders
  • Vision Issues

Certifications, License, & Education

55 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

Greenwich Hospital

Medical School

University Of Oxford Medical Sciences DivisionGraduated in 1971

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Frequently Asked Questions

Does Dr. John Lean accept my insurance?
You can see the insurance plans that Dr. John Lean accepts on their Vitals profile.
Is Dr. John Lean accepting new patients?
Dr. John Lean is accepting new patients on Vitals. View Dr. John Lean's profile on Vitals to make an appointment.
Where is Dr. John Lean's office located?
Dr. John Lean's office is located at 23521 Paseo De Valencia Ste 207, Laguna Hills, CA, 92653.
Does Dr. John Lean accept virtual/telehealth appointments?
Dr. John Lean has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. John Lean affiliated with?
Dr. John Lean is affiliated with Anaheim Global Medical Center.

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