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Dr. Eugene Chang, MD

Pasadena, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Chang, Retina Specialist in Pasadena, CA?

    Dr. Eugene Chang, MD is a Retina Specialist, who primarily practices in Pasadena, CA with 2 additional practice locations. He is board certified. Dr. Chang completed his residency at Ca Pacific M C Pacific, Ophthalmology. Dr. Chang is fluent in English and Chinese, and is currently seeing new patients. Dr. Chang’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chang’s office at (626) 793-4168.

    What are Areas of Expertise for Dr. Chang?

    Dr. Eugene Chang, MD is a highly-rated, board-certified Retina Specialist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Chang empowers patients to confidently navigate their health journey, specializing in Retinal Disorders, and comprehensive wellness support. Serving the Pasadena, CA community, Dr. Chang is dedicated to enhancing lives through expert, patient-centered care.

    Where did Dr. Chang go to medical school and complete their residency?

    • Residency: Ca Pacific M C Pacific, Ophthalmology

    • Medical School: Tufts Univ Sch of Med, Boston Ma

    Is Dr. Chang board certified as a Retina Specialist?

    Yes, Dr. Eugene Chang, MD is board certified by the American Board of Ophthalmology

    What languages does Dr. Chang speak?

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

    • Chinese

    • English

    What conditions does a Retina Specialist like Dr. Chang typically treat?

    As a Retina Specialist, Dr. Chang 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. Chang. 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. Learn more about our claims-based healthcare methodology here.

    Also known as:

    • Type 2 Diabetes with Advanced Diabetic Eye Disease and Macular Swelling (Both Eyes)
    • Type 2 Diabetes with Diabetic Retinopathy
    • Type 2 Diabetes
    • Type 2 Diabetes with Macular Edema
    • Diabetes Type 2
    • Diabetic Eye Problems
    • Type 2 diabetes
    • Proliferative Diabetic Retinopathy with Macular Edema Bilateral
    • Advanced Retina Damage Both Eyes with Macular Swelling
    • Diabetic Macular Edema Both Eyes
    • Diabetic Eye Disease
    • Diabetic Retinal Disease
    • Diabetes Mellitus Eye Complications
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes
    • Diabetic Eye Swelling
    • Type 2 Diabetes Mellitus
    • Diabetic Macular Swelling

    ICD-10 Codes:

    • E113513: Type 2 diabetes mellitus with proliferative diabetic retinopathy with macular edema, bilateral
    • E113593: Type 2 diabetes mellitus with proliferative diabetic retinopathy without macular edema, bilateral
    • E119: Type 2 diabetes mellitus without complications
    • E113313: Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with macular edema, bilateral

    What procedures does a Retina Specialist like Dr. Chang typically perform?

    As a Retina Specialist, Dr. Chang 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. Chang. 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. Learn more about our claims-based healthcare methodology here.

    Also known as:

    • Eye Injection
    • Intravitreal Injection
    • Retinal Injection
    • Macular Degeneration Injection
    • Eye Medication Injection

    CPT Codes:

    • 67028: Intravitreal injection of a pharmacologic agent (separate procedure)

    Also known as:

    • Laser Treatment for Retinopathy
    • Photocoagulation for Retinopathy
    • Diabetic Retinopathy Laser Treatment
    • Retinal Laser Therapy

    CPT Codes:

    • 67228: Treatment of extensive or progressive retinopathy (eg, diabetic retinopathy), photocoagulation

    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:

    • Retinal Detachment Repair (Laser)
    • Retinal Detachment Repair with Vitrectomy
    • Laser Retinal Repair
    • Photocoagulation for Retina
    • Detached Retina Surgery
    • Vitrectomy for retinal detachment
    • Retinal reattachment surgery
    • Eye surgery for detached retina

    CPT Codes:

    • 67105: Repair of retinal detachment, including drainage of subretinal fluid when performed; photocoagulation
    • 67108: Repair of retinal detachment; with vitrectomy, any method, including, when performed, air or gas tamponade, focal endolaser photocoagulation, cryotherapy, drainage of subretinal fluid, scleral buckling, and/or removal of lens by same technique

    Also known as:

    • Complex Retinal Detachment Repair
    • Vitrectomy for Retinal Detachment
    • Proliferative Vitreoretinopathy Repair
    • Diabetic Retinal Detachment Surgery

    CPT Codes:

    • 67113: Repair of complex retinal detachment (eg, proliferative vitreoretinopathy, stage C-1 or greater, diabetic traction retinal detachment, retinopathy of prematurity, retinal tear of greater than 90 degrees), with vitrectomy and membrane peeling, including, when performed, air, gas, or silicone oil tamponade, cryotherapy, endolaser photocoagulation, drainage of subretinal fluid, scleral buckling, and/or removal of lens

    Also known as:

    • Retinal Detachment Repair with Gas Injection
    • Pneumatic Retinopexy
    • Gas Bubble for Retinal Detachment
    • Retina Reattachment Surgery
    • Eye Detachment Repair

    CPT Codes:

    • 67110: Repair of retinal detachment; by injection of air or other gas (eg, pneumatic retinopexy)

    Does Dr. Chang accept my insurance?

    Dr. Chang accepts most major insurance plans. Important: Please call our office at (626) 793-4168 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Chang accept in Pasadena, CA?

    Dr. Chang in Pasadena, 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

    • AlphaCare

    • Centene Corporation

    • Inland Empire

    • Medicare

    • OptumRx Administered Payer

    • Other Health Care Provider

    • State of California

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Chang's office located?

    Dr. Eugene Chang's Primary Practice

    2619 E Colorado Blvd # 150

    Pasadena, CA 91107

    (626) 793-4168

    Get Directions

    Dr. Eugene Chang's Practice 2

    210 S Grand Ave Ste 106

    Glendora, CA 91741

    Get Directions

    Dr. Eugene Chang's Practice 3

    9170 Haven Ave Ste 102

    Rch Cucamonga, CA 91730

    Get Directions

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

    Dr. Chang's National Provider Identifier (NPI) number is 1265432991.

    What common questions do patients ask about Dr. Chang?

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

    What is Dr. Eugene Chang's specialty?

    Dr. Chang is a Retina Specialist near Pasadena, CA.

    What does a Retina Specialist do?

    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.

    Is this Dr. Eugene Chang affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Chang is affiliated with Orange County Global Medical Center which is a Castle Connolly Top Hospital. 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

    When to see a Retina Specialist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Retina Specialist. Explore 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 Eugene Chang accepting new patients in Pasadena, CA?

    Yes, Dr. Eugene Chang is accepting new patients at this time.

    Does Dr. Eugene Chang offer online booking?

    Please contact Dr. Chang's office at (626) 793-4168 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Eugene Chang?

    Please contact Dr. Chang's office at (626) 793-4168 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Eugene Chang have?

    Dr. Eugene Chang is certified by the American Board of Ophthalmology.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>