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Dr. John Maher, MD

Torrance, CA

38 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Maher, Ophthalmologist in Torrance, CA?

    Dr. John Maher, MD is an Ophthalmologist, who primarily practices in Torrance, CA with 1 additional practice location. He has been practicing for over 38 years. Dr. Maher is fluent in English and Spanish, and is currently seeing new patients. Dr. Maher’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Maher’s office at (424) 328-0091.

    What languages does Dr. Maher speak?

    Dr. Maher and their clinical team can communicate with patients in the following languages:

    • English

    • Spanish

    What conditions does Dr. Maher treat?

    As an Ophthalmologist, Dr. Maher 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. Maher. 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:

    • Preglaucoma
    • Primary Open-Angle Glaucoma
    • Glaucoma
    • Early Glaucoma
    • Borderline Glaucoma
    • Risk of Glaucoma
    • Chronic Open-Angle Glaucoma
    • Wide-Angle Glaucoma
    • POAG

    ICD-10 Codes:

    • H40003: Preglaucoma, unspecified, bilateral
    • H401131: Primary open-angle glaucoma, bilateral, mild stage
    • H401132: Primary open-angle glaucoma, bilateral, moderate stage

    Also known as:

    • Cataract
    • Combined Age-Related Cataract
    • Other Secondary Cataract
    • Secondary Cataract
    • Cloudy lens
    • Lens clouding
    • Eye cloudiness
    • Mixed Type Cataract
    • Multiple Cataract Types
    • Cataract from another condition
    • Complicated cataract
    • Acquired cataract
    • After-Cataract
    • Posterior Capsule Opacification
    • PCO

    ICD-10 Codes:

    • H2513: Age-related nuclear cataract, bilateral
    • H2511: Age-related nuclear cataract, right eye
    • H2512: Age-related nuclear cataract, left eye
    • H25811: Combined forms of age-related cataract, right eye
    • H25812: Combined forms of age-related cataract, left eye
    • H26491: Other secondary cataract, right eye
    • H26492: Other secondary cataract, left eye

    Also known as:

    • Dry Eyes
    • Tears
    • Dry eye syndrome
    • Keratoconjunctivitis sicca
    • Ocular dryness

    ICD-10 Codes:

    • H04123: Dry eye syndrome of bilateral lacrimal glands

    Also known as:

    • Dry Macular Degeneration
    • Macular Degeneration
    • Dry AMD
    • Atrophic Macular Degeneration
    • Age-related Macular Degeneration (Dry)
    • Nonexudative AMD

    ICD-10 Codes:

    • H353132: Nonexudative age-related macular degeneration, bilateral, intermediate dry stage
    • H353112: Nonexudative age-related macular degeneration, right eye, intermediate dry stage
    • H353122: Nonexudative age-related macular degeneration, left eye, intermediate dry stage

    Also known as:

    • Type 2 Diabetes with Early Diabetic Eye Disease (Both Eyes)
    • Diabetes Type 2
    • Diabetic Eye Problems
    • Mild Nonproliferative Diabetic Retinopathy Bilateral
    • Early Retina Damage in Both Eyes
    • Beginning Diabetic Retinopathy in Both Eyes

    ICD-10 Codes:

    • E113293: Type 2 diabetes mellitus with mild nonproliferative diabetic retinopathy without macular edema, bilateral

    Also known as:

    • Aging of the eye's gel
    • Eye Disease
    • Vitreous Detachment
    • Vitreous syneresis
    • Eye gel breakdown
    • Vitreous aging

    ICD-10 Codes:

    • H43812: Vitreous degeneration, left eye
    • H43811: Vitreous degeneration, right eye
    • H43813: Vitreous degeneration, bilateral

    Also known as:

    • Eye Misalignment
    • Eye Movement Disorder
    • Strabismus
    • Squint
    • Eye turn

    ICD-10 Codes:

    • H509: Unspecified strabismus

    Also known as:

    • Blepharoconjunctivitis
    • Pink Eye
    • Eyelid and Eye Inflammation
    • Lid-Conjunctiva Inflammation
    • Blepharitis and Conjunctivitis
    • Eyelid and Eye Infection

    ICD-10 Codes:

    • H10503: Unspecified blepharoconjunctivitis, bilateral

    What procedures does Dr. Maher perform?

    As an Ophthalmologist, Dr. Maher performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Maher. 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:

    • Cataract Removal with Lens Implant
    • Extracapsular cataract extraction
    • Phacoemulsification
    • IOL implantation

    CPT Codes:

    • 66984: Extracapsular cataract removal with insertion of intraocular lens prosthesis (1 stage procedure), manual or mechanical technique (eg, irrigation and aspiration or phacoemulsification); without endoscopic cyclophotocoagulation

    Also known as:

    • Laser Surgery for Secondary Cataract
    • Glaucoma Surgery (Trabeculectomy)
    • Laser Trabeculoplasty
    • Pterygium Removal with Graft
    • YAG Laser Capsulotomy
    • Posterior Capsulotomy
    • Secondary Cataract Removal
    • Laser Eye Surgery
    • Trabeculectomy
    • Glaucoma Filtering Surgery
    • Eye Pressure Surgery
    • Glaucoma laser surgery
    • Laser eye treatment for glaucoma
    • Trabeculoplasty
    • Pterygium Excision with Autograft', 'Conjunctival Graft for Pterygium', 'Surfer's Eye Surgery with Graft

    CPT Codes:

    • 66821: Discission of secondary membranous cataract (opacified posterior lens capsule and/or anterior hyaloid); laser surgery (eg, YAG laser) (1 or more stages)
    • 66170: Fistulization of sclera for glaucoma; trabeculectomy ab externo in absence of previous surgery
    • 65855: Trabeculoplasty by laser surgery
    • 65426: Excision or transposition of pterygium; with graft

    Also known as:

    • Complex Cataract Removal with Lens Implant
    • Advanced Cataract Surgery
    • Phacoemulsification with IOL
    • Complex Extracapsular Cataract Extraction

    CPT Codes:

    • 66982: Extracapsular cataract removal with insertion of intraocular lens prosthesis (1-stage procedure), manual or mechanical technique (eg, irrigation and aspiration or phacoemulsification), complex, requiring devices or techniques not generally used in routine cataract surgery (eg, iris expansion device, suture support for intraocular lens, or primary posterior capsulorrhexis) or performed on patients in the amblyogenic developmental stage; without endoscopic cyclophotocoagulation

    Also known as:

    • Chalazion Removal
    • Eyelid Cyst Excision
    • Stye Removal Surgery
    • Meibomian Cyst Removal

    CPT Codes:

    • 67800: Excision of chalazion; single

    Also known as:

    • Eye Fluid Removal
    • Anterior Chamber Paracentesis
    • Aqueous Humor Removal
    • Eye Pressure Relief Procedure

    CPT Codes:

    • 65800: Paracentesis of anterior chamber of eye (separate procedure); with removal of aqueous

    Also known as:

    • Eye Surface Injection
    • Subconjunctival Shot
    • Eye Injection
    • Conjunctival Injection

    CPT Codes:

    • 68200: Subconjunctival injection

    Does Dr. Maher accept my insurance?

    Dr. Maher accepts most major insurance plans. Important: Please call our office at (424) 328-0091 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Maher accept in Torrance, CA?

    Dr. Maher in Torrance, 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

    • Blue Shield of California

    • CalOptima

    • Centene

    • Crown Cork and Seal Company

    • Department of Defense / Tricare

    • Express Scripts

    • Medicare

    • State of Nevada

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Maher's office located?

    Dr. John Maher's Primary Practice

    22924 Crenshaw Blvd

    Torrance, CA 90505

    (424) 328-0091

    Get Directions

    Dr. John Maher's Practice 2

    5460 E La Palma Ave

    Anaheim, CA 92807

    Get Directions

    What is Dr. Maher's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Maher's National Provider Identifier (NPI) number is 1265561211.

    What common questions do patients ask about Dr. Maher?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Maher

    What is Dr. John Maher's specialty?

    Dr. Maher is a Ophthalmologist near Torrance, CA. An ophthalmologist possesses the knowledge and professional skills required to deliver comprehensive eye and vision care. These medical doctors are trained to diagnose, monitor, and treat all ocular and visual disorders, whether through medical or surgical interventions. Their expertise encompasses a wide range of issues affecting the eye and its structures, including the eyelids, orbit, and visual pathways. Additionally, ophthalmologists prescribe vision services, such as glasses and contact lenses, to help patients achieve optimal visual health. Contact Dr. Maher to book an appointment today.

    Is this Dr. John Maher affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Maher is affiliated with Torrance Memorial Medical Center, Providence Little Company of Mary Medical Center Torrance which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They 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 Ophthalmologist?

    Explore Ophthalmologist 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 Maher accepting new patients in Torrance, CA?

    Yes, Dr. John Maher is accepting new patients at this time.

    Does Dr. John Maher offer online booking?

    Please contact Dr. Maher's office at (424) 328-0091 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Maher?

    Please contact Dr. Maher's office at (424) 328-0091 for information regarding telehealth appointment availability or for scheduling assistance.

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