WC
27 Years of Experience
Accepting patients
Who is Dr. Chang, Ophthalmologist in Bloomington, IN?
Dr. Warren Chang, MD is an Ophthalmologist, who primarily practices in Bloomington, IN. He has been practicing for over 27 years and is board certified by the American Board of Ophthalmology. Dr. Chang completed his residency at Wills Eye Hosp, Ophthalmology; Mt Auburn Hosp, Internal Medicine. Dr. Chang is fluent in English, and is currently seeing new patients. Dr. Chang’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chang’s office at (812) 334-1213.
What are Areas of Expertise for Dr. Chang?
Dr. Warren Chang, MD is a highly-rated, board-certified Ophthalmologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Chang empowers patients to confidently navigate their health journey, specializing in LASIK-Refractive Surgery, Oculoplastic & Reconstructive Surgery, or comprehensive wellness support. Serving the Bloomington/IN 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: Wills Eye Hosp, Ophthalmology; Mt Auburn Hosp, Internal Medicine
Medical School: Harvard Medical School, Boston, Massachusetts
Is Dr. Chang board certified in Ophthalmologist?
Yes, Dr. Warren 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:
English
What conditions does Dr. Chang treat?
As a Ophthalmologist, 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.
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:
- H25812: Combined forms of age-related cataract, left eye
- H25811: Combined forms of age-related cataract, right eye
- H26491: Other secondary cataract, right eye
- H26492: Other secondary cataract, left eye
- H25813: Combined forms of age-related cataract, bilateral
Also known as:
- Wet Macular Degeneration
- Macular Degeneration
- Wet AMD
- Neovascular Macular Degeneration
- Age-related Macular Degeneration (Wet)
- Exudative AMD
ICD-10 Codes:
- H353221: Exudative age-related macular degeneration, left eye, with active choroidal neovascularization
- H353211: Exudative age-related macular degeneration, right eye, with active choroidal neovascularization
- H353231: Exudative age-related macular degeneration, bilateral, with active choroidal neovascularization
- H353212: Exudative age-related macular degeneration, right eye, with inactive choroidal neovascularization
- H353222: Exudative age-related macular degeneration, left eye, with inactive choroidal neovascularization
Also known as:
- Baggy Eyelids
- Blepharospasm
- Eyelid Disorder
- Benign essential blepharospasm
- Droopy eyelids
- Excess eyelid skin
- Dermatochalasis
- Eyelid Spasms
- Benign Essential Blepharospasm
- Involuntary Eye Twitching
ICD-10 Codes:
- H02831: Dermatochalasis of right upper eyelid
- G245: Blepharospasm
Also known as:
- Type 2 Diabetes with Macular Edema
- Type 2 Diabetes with Moderate Diabetic Eye Disease and Macular Swelling (Left Eye)
- Diabetes Type 2
- Diabetic Eye Problems
- Diabetic Eye Swelling
- Type 2 Diabetes Mellitus
- Diabetic Macular Swelling
- Moderate Nonproliferative Diabetic Retinopathy with Macular Edema Left Eye
- Moderate Retina Damage Left Eye with Macular Swelling
- Diabetic Macular Edema Left Eye
ICD-10 Codes:
- E113311: Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with macular edema, right eye
- E113511: Type 2 diabetes mellitus with proliferative diabetic retinopathy with macular edema, right eye
- E113512: Type 2 diabetes mellitus with proliferative diabetic retinopathy with macular edema, left eye
- E113312: Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with macular edema, left eye
Also known as:
- Primary Open-Angle Glaucoma
- Borderline Open-Angle Glaucoma
- Glaucoma
- Chronic Open-Angle Glaucoma
- Wide-Angle Glaucoma
- POAG
- Early Open-Angle Glaucoma
- Open-angle glaucoma suspect
- Risk of Open-Angle Glaucoma
ICD-10 Codes:
- H401131: Primary open-angle glaucoma, bilateral, mild stage
- H40013: Open angle with borderline findings, low risk, bilateral
Also known as:
- Baggy Eyelids
- Eyelid Disorder
- Dermatochalasis
- Droopy Eyelid Skin
- Excess Eyelid Skin
ICD-10 Codes:
- H02834: Dermatochalasis of left upper eyelid
Also known as:
- Dry Eyes
- Tears
- Dry eye syndrome
- Keratoconjunctivitis sicca
- Ocular dryness
ICD-10 Codes:
- H04123: Dry eye syndrome of bilateral lacrimal glands
Which procedures does Dr. Chang perform as a Ophthalmologist?
As a Ophthalmologist, procedures performed by an Dr. Warren Chang 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. Chang's office.
Does Dr. Chang accept my insurance?
Dr. Chang accepts most major insurance plans. Important: Please call our office at (812) 334-1213 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Chang accept in Bloomington, IN?
Dr. Chang in Bloomington, IN 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 Cross Blue Shield of Michigan
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Express Scripts
Humana
Keenan and Associates
Medicare
State of California
United American / Torchmark
View All Insurances
Where is Dr. Chang's office located?
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 1902888662.
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. Warren Chang's specialty?
Dr. Chang is a Ophthalmologist near Bloomington, IN. 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. Chang to book an appointment today.
Is this Dr. Warren Chang affiliated with a ranked Castle Connolly Top Hospital?
No, Chang 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 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 Warren Chang accepting new patients in Bloomington, IN?
Yes, Dr. Warren Chang is accepting new patients at this time.
Does Dr. Warren Chang offer online booking?
Please contact Dr. Chang's office at (812) 334-1213 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Warren Chang?
Please contact Dr. Chang's office at (812) 334-1213 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Warren Chang have?
Dr. Warren Chang is certified by the American Board of Ophthalmology.
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