LC
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Chang, Ophthalmologist in Mountain View, CA?
Dr. Louis Chang, MD, PHD is an Ophthalmologist, who primarily practices in Mountain View, CA with 2 additional practice locations. Dr. Chang is fluent in English, Spanish, and Vietnamese, and is currently seeing new patients. Dr. Chang’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chang’s office at (310) 473-8878.
What languages does Dr. Chang speak?
Dr. Chang and their clinical team can communicate with patients in the following languages:
English
Spanish
Vietnamese
What conditions does Dr. Chang treat?
As an 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:
- Type 2 Diabetes with Macular Edema
- Type 2 Diabetes with Severe Diabetic Eye Disease and Macular Swelling (Right Eye)
- Type 2 Diabetes with Proliferative Diabetic Retinopathy
- Type 2 Diabetes with Severe Diabetic Eye Disease and Macular Swelling (Left Eye)
- Type 2 Diabetes with Moderate Diabetic Eye Disease and Macular Swelling (Left Eye)
- Type 2 Diabetes with Diabetic Retinopathy
- Diabetes Type 2
- Diabetic Eye Problems
- Diabetic Eye Swelling
- Type 2 Diabetes Mellitus
- Diabetic Macular Swelling
- Severe Nonproliferative Diabetic Retinopathy with Macular Edema Right Eye
- Advanced Retina Damage Right Eye with Macular Swelling
- Diabetic Macular Edema Right Eye
- Advanced diabetic eye disease
- Diabetic retinopathy (proliferative)
- New blood vessel growth in eye from diabetes
- Severe Nonproliferative Diabetic Retinopathy with Macular Edema Left Eye
- Advanced Retina Damage Left Eye with Macular Swelling
- Diabetic Macular Edema Left Eye
- Moderate Nonproliferative Diabetic Retinopathy with Macular Edema Left Eye
- Moderate Retina Damage Left Eye with Macular Swelling
- Diabetic Eye Disease
- Diabetic Retinal Disease
- Diabetes Mellitus Eye Complications
ICD-10 Codes:
- 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
- E113411: Type 2 diabetes mellitus with severe nonproliferative diabetic retinopathy with macular edema, right eye
- E113311: Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with macular edema, right eye
- E113591: Type 2 diabetes mellitus with proliferative diabetic retinopathy without macular edema, right eye
- E113412: Type 2 diabetes mellitus with severe nonproliferative diabetic retinopathy with macular edema, left eye
- E113312: Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with macular edema, left eye
- E113592: Type 2 diabetes mellitus with proliferative diabetic retinopathy without macular edema, left eye
Also known as:
- Wet Macular Degeneration
- Dry Macular Degeneration
- Cystoid Macular Edema
- Macular Degeneration
- Exudative AMD
- Neovascular Macular Degeneration
- Wet AMD
- Age-related Macular Degeneration (Wet)
- Dry AMD
- Atrophic Macular Degeneration
- Age-related Macular Degeneration (Dry)
- CME
- Macular swelling
- Fluid in the macula
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
- H353112: Nonexudative age-related macular degeneration, right eye, intermediate dry stage
- H35351: Cystoid macular degeneration, right eye
Also known as:
- Macular Pucker
- Blocked Branch Retinal Vein
- Blocked Central Retinal Vein
- Retinal Disorder
- Epiretinal Membrane
- Cellophane Maculopathy
- Macular Wrinkle
- Retinal Scar
- Branch Retinal Vein Occlusion
- BRVO
- Eye Stroke
- Central Retinal Vein Occlusion
- CRVO
- Macular Fibrosis
- Wrinkled Retina
ICD-10 Codes:
- H35371: Puckering of macula, right eye
- H348320: Tributary (branch) retinal vein occlusion, left eye, with macular edema
- H348120: Central retinal vein occlusion, left eye, with macular edema
- H35372: Puckering of macula, left eye
Also known as:
- Bleeding in the eye's gel
- Eye Disease
- Eye bleeding
- Blood in the vitreous
- Ocular hemorrhage
ICD-10 Codes:
- H4311: Vitreous hemorrhage, right eye
- H4312: Vitreous hemorrhage, left eye
Also known as:
- Long-Term Insulin Use
- Diabetes Medicines
- Chronic insulin therapy
- Ongoing insulin treatment
- Insulin for diabetes
ICD-10 Codes:
- Z794: Long term (current) use of insulin
Also known as:
- Branch Retinal Vein Occlusion
- Retinal Disorder
- BRVO
- Eye stroke (branch vein)
- Branch eye vein blockage
ICD-10 Codes:
- H348310: Tributary (branch) retinal vein occlusion, right eye, with macular edema
What procedures does Dr. Chang perform?
As an Ophthalmologist, 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.
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:
- Retinal Detachment Repair with Vitrectomy
- Vitrectomy Eye Surgery
- Vitrectomy for retinal detachment
- Retinal reattachment surgery
- Eye surgery for detached retina
- Pars Plana Vitrectomy
- Retinal Surgery
- Eye Gel Removal Surgery
CPT Codes:
- 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
- 67036: Vitrectomy, mechanical, pars plana approach;
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:
- Vitrectomy with Endolaser Treatment
- Retina Repair for Macular Hole or Edema
- Pars Plana Vitrectomy with Laser
- Retinal Laser Surgery
- Diabetic Retinopathy Surgery
- Vitrectomy with Membrane Peel
- Macular Hole Repair
- Diabetic Macular Edema Surgery
- Internal Limiting Membrane Removal
CPT Codes:
- 67040: Vitrectomy, mechanical, pars plana approach; with endolaser panretinal photocoagulation
- 67042: Vitrectomy, mechanical, pars plana approach; with removal of internal limiting membrane of retina (eg, for repair of macular hole, diabetic macular edema), includes, if performed, intraocular tamponade (ie, air, gas or silicone oil)
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
Does Dr. Chang accept my insurance?
Dr. Chang accepts most major insurance plans. Important: Please call our office at (310) 473-8878 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Chang accept in Mountain View, CA?
Dr. Chang in Mountain View, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Health Plan
All Other Third Party
Crown Cork and Seal Company
MIT Health Plans
Mohawk Industries
OptumRx
Presbyterian Health Plan
Santa Clara Family Health Plan
Sutter Health
Valley Health Plan
View All Insurances
Where is Dr. Chang's office located?
Dr. Louis Chang's Primary Practice
2495 Hospital Dr Ste 545
Mountain View, CA 94040
(310) 473-8878
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 1538295720.
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. Louis Chang's specialty?
Dr. Chang is a Ophthalmologist near Mountain View, 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. Chang to book an appointment today.
Is this Dr. Louis Chang affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Chang is affiliated with Mills-Peninsula 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
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 Louis Chang accepting new patients in Mountain View, CA?
Yes, Dr. Louis Chang is accepting new patients at this time.
Does Dr. Louis Chang offer online booking?
Please contact Dr. Chang's office at (310) 473-8878 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Louis Chang?
Please contact Dr. Chang's office at (310) 473-8878 for information regarding telehealth appointment availability or for scheduling assistance.
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