48 Years of Experience
Accepting patients
Who is Dr. Lean, Retina Specialist in Laguna Hills, CA?
Dr. John Lean, MD is a Retina Specialist, who primarily practices in Laguna Hills, CA with 1 additional practice location. He has been practicing for over 48 years and is board certified. Dr. Lean graduated from Tufts University School of Medicine and completed his residency at Greenwich Hospital Association Program. Dr. Lean is fluent in English, French, and German, and is currently seeing new patients. Dr. Lean’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lean’s office at (949) 707-5125.
Where did Dr. Lean go to medical school and complete their residency?
Residency: Greenwich Hospital Association Program
Medical School: Oxford Univ Med Sch, Oxford, Uk | Tufts University School of Medicine | University of Oxford Medical Sciences
What languages does Dr. Lean speak?
Dr. Lean and their clinical team can communicate with patients in the following languages:
English
French
German
What conditions does Dr. Lean treat?
As a Retina Specialist, Dr. Lean diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Lean. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Wet Macular Degeneration
- Dry Macular Degeneration
- Macular Degeneration
- Exudative AMD
- Neovascular Macular Degeneration
- Wet AMD
- Age-related Macular Degeneration (Wet)
- Dry AMD
- Atrophic Macular Degeneration
- Age-related Macular Degeneration (Dry)
- AMD
- Age-related Macular Degeneration
- Macular Disease
- Vision Loss
ICD-10 Codes:
- H353211: Exudative age-related macular degeneration, right eye, with active choroidal neovascularization
- H353221: Exudative age-related macular degeneration, left eye, with active choroidal neovascularization
- H353111: Nonexudative age-related macular degeneration, right eye, early dry stage
- H353112: Nonexudative age-related macular degeneration, right eye, intermediate dry stage
- H353222: Exudative age-related macular degeneration, left eye, with inactive choroidal neovascularization
- H353213: Exudative age-related macular degeneration, right eye, with inactive scar
- H353212: Exudative age-related macular degeneration, right eye, with inactive choroidal neovascularization
- H35361: Drusen (degenerative) of macula, right eye
Also known as:
- Macular Pucker
- Retinal Neovascularization
- Blocked Branch Retinal Vein
- Retinal Hemorrhage
- Retinal Disorder
- Epiretinal Membrane
- Cellophane Maculopathy
- Macular Wrinkle
- Retinal Scar
- Macular Fibrosis
- Wrinkled Retina
- New Blood Vessel Growth in Retina
- Abnormal Retinal Vessels
- Retinal Angiogenesis
- Branch Retinal Vein Occlusion
- BRVO
- Eye Stroke
- Bleeding in the Retina
- Eye Bleed
- Retinal Bleeding
ICD-10 Codes:
- H35371: Puckering of macula, right eye
- H35372: Puckering of macula, left eye
- H35051: Retinal neovascularization, unspecified, right eye
- H348320: Tributary (branch) retinal vein occlusion, left eye, with macular edema
- H3561: Retinal hemorrhage, right eye
Also known as:
- Type 2 Diabetes
- Type 2 Diabetes with Proliferative Diabetic Retinopathy
- Type 2 Diabetes with Macular Edema
- Type 2 Diabetes with Diabetic Retinopathy
- Diabetes Type 2
- Type 2 diabetes
- Diabetic Eye Problems
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
- Advanced diabetic eye disease
- Diabetic retinopathy (proliferative)
- New blood vessel growth in eye from diabetes
- Diabetic Eye Swelling
- Type 2 Diabetes Mellitus
- Diabetic Macular Swelling
- Diabetic Eye Disease
- Diabetic Retinal Disease
ICD-10 Codes:
- E119: Type 2 diabetes mellitus without complications
- E113591: Type 2 diabetes mellitus with proliferative diabetic retinopathy without macular edema, right eye
- E113311: Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with macular edema, right eye
- E113291: Type 2 diabetes mellitus with mild nonproliferative diabetic retinopathy without macular edema, right eye
- E113512: Type 2 diabetes mellitus with proliferative diabetic retinopathy with macular edema, left eye
Also known as:
- Aging of the eye's gel
- Eye Disease
- Vitreous Detachment
- Vitreous syneresis
- Eye gel breakdown
- Vitreous aging
ICD-10 Codes:
- H43811: Vitreous degeneration, right eye
- H43812: Vitreous degeneration, left eye
Which procedures does Dr. Lean perform as a Retina Specialist?
As a Retina Specialist, procedures performed by a Dr. John Lean may include:
- Cataract Removal
- Corneal Specialist Consultation
- Corneal Specialist Follow Up
- Dark Adaptometry
- Diabetes Care - Eye Exam
- Electro-oculography (EOG)
- Electroretinography (ERG)
- Eye Emergency Visit
For detailed information, please contact Dr. Lean's office.
Does Dr. Lean accept my insurance?
Dr. Lean accepts most major insurance plans. Important: Please call our office at (949) 707-5125 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Lean accept in Laguna Hills, CA?
Dr. Lean in Laguna Hills, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
CalOptima
Humana
Medicare
Monarch HealthCare
OptumRx
Other Health Care Provider
Other Provider Networks
Scan Health Plan
UnitedHealthcare
View All Insurances
Where is Dr. Lean's office located?
Dr. John Lean's Primary Practice
23521 Paseo de Valencia Ste 207
Laguna Hills, CA 92653
(949) 707-5125
What is Dr. Lean's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Lean's National Provider Identifier (NPI) number is 1962513465.
What common questions do patients ask about Dr. Lean?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lean
What is Dr. John Lean's specialty?
Dr. Lean is a Retina Specialist near Laguna Hills, CA. An ophthalmologist specializing in vitreoretinal diseases focuses on diagnosing and treating conditions affecting the vitreous and retina, including issues such as retinal detachment, diabetic retinopathy, and macular degeneration. This specialist employs advanced medical and surgical techniques to manage these complex eye conditions. Contact Dr. Lean to book an appointment today.
Is this Dr. John Lean affiliated with a ranked Castle Connolly Top Hospital?
No, Lean is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Retina Specialist?
Explore Retina Specialist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is John Lean accepting new patients in Laguna Hills, CA?
Yes, Dr. John Lean is accepting new patients at this time.
Does Dr. John Lean offer online booking?
Please contact Dr. Lean's office at (949) 707-5125 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Lean?
Please contact Dr. Lean's office at (949) 707-5125 for information regarding telehealth appointment availability or for scheduling assistance.
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