Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Marcus, Ophthalmologist in New York, NY?
Dr. Sergiu Marcus, MD is an Ophthalmologist, who primarily practices in New York, NY with 1 additional practice location. He is board certified. Dr. Marcus graduated from Jawaharlal Institute of Post Graduate Medicine Research, Pondicherry University and completed his residency at Johns Hopkins Hosp, Ophthalmology; Mt Sinai Med Ctr, Ophthalmology; Mt Sinai Med Ctr, Internal Medicine. Dr. Marcus is fluent in English, French, and Italian, and is currently seeing new patients. Dr. Marcus’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Marcus’s office at (631) 231-4455.
Where did Dr. Marcus go to medical school and complete their residency?
Residency: Johns Hopkins Hosp, Ophthalmology; Mt Sinai Med Ctr, Ophthalmology; Mt Sinai Med Ctr, Internal Medicine | Winthrop-University Hospital Program
Medical School: Jawaharlal Institute of Post Graduate Medicine Research, Pondicherry University
Is Dr. Marcus board certified as an Ophthalmologist?
Yes, Dr. Sergiu Marcus, MD is board certified by the American Board of Ophthalmology
What languages does Dr. Marcus speak?
Dr. Marcus and their clinical team can communicate with patients in the following languages:
English
French
Italian
What conditions does Dr. Marcus treat?
As an Ophthalmologist, Dr. Marcus 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. Marcus. 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 Moderate Diabetic Eye Disease and Macular Swelling (Left Eye)
- Type 2 Diabetes with Advanced Diabetic Eye Disease and Macular Swelling (Both Eyes)
- Type 2 Diabetes with Early Diabetic Eye Disease (Both Eyes)
- Type 2 Diabetes
- Diabetes Type 2
- Diabetic Eye Problems
- Type 2 diabetes
- 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
- Proliferative Diabetic Retinopathy with Macular Edema Bilateral
- Advanced Retina Damage Both Eyes with Macular Swelling
- Diabetic Macular Edema Both Eyes
- Mild Nonproliferative Diabetic Retinopathy Bilateral
- Early Retina Damage in Both Eyes
- Beginning Diabetic Retinopathy in Both Eyes
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E113313: Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with macular edema, bilateral
- E113312: Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with macular edema, left eye
- E113311: Type 2 diabetes mellitus with moderate nonproliferative diabetic retinopathy with macular edema, right eye
- E113513: Type 2 diabetes mellitus with proliferative diabetic retinopathy with macular edema, bilateral
- E113512: Type 2 diabetes mellitus with proliferative diabetic retinopathy with macular edema, left eye
- E113511: Type 2 diabetes mellitus with proliferative diabetic retinopathy with macular edema, right eye
- E113293: Type 2 diabetes mellitus with mild nonproliferative diabetic retinopathy without macular edema, bilateral
- E119: Type 2 diabetes mellitus without complications
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)
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
- H353132: Nonexudative age-related macular degeneration, bilateral, intermediate dry stage
- H353231: Exudative age-related macular degeneration, bilateral, with active choroidal neovascularization
- H353131: Nonexudative age-related macular degeneration, bilateral, early dry stage
- H353112: Nonexudative age-related macular degeneration, right eye, intermediate dry stage
Also known as:
- High Blood Pressure Eye Damage
- Blocked Central Retinal Vein
- Blocked Branch Retinal Vein
- Retinal Disorder
- Hypertensive Retinopathy
- Eye Damage from Hypertension
- High Blood Pressure Retinopathy
- Central Retinal Vein Occlusion
- Eye Stroke
- CRVO
- Branch Retinal Vein Occlusion
- BRVO
ICD-10 Codes:
- H35033: Hypertensive retinopathy, bilateral
- H348120: Central retinal vein occlusion, left eye, with macular edema
- H348320: Tributary (branch) retinal vein occlusion, left eye, with macular edema
Also known as:
- Branch Retinal Vein Occlusion
- Central Retinal Vein Occlusion
- Retinal Disorder
- BRVO
- Eye stroke (branch vein)
- Branch eye vein blockage
- CRVO
- Eye stroke (vein)
- Central eye vein blockage
ICD-10 Codes:
- H348310: Tributary (branch) retinal vein occlusion, right eye, with macular edema
- H348110: Central retinal vein occlusion, right eye, with macular edema
Also known as:
- Aging of the eye's gel
- Eye Disease
- Vitreous Detachment
- Vitreous syneresis
- Eye gel breakdown
- Vitreous aging
ICD-10 Codes:
- H43813: Vitreous degeneration, bilateral
What procedures does Dr. Marcus perform?
As an Ophthalmologist, Dr. Marcus 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. Marcus. 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:
- Retina Laser Treatment (Photocoagulation)
- Laser Treatment for Retinopathy
- Retinal photocoagulation
- Macular edema laser
- Retina tumor laser treatment
- Photocoagulation for Retinopathy
- Diabetic Retinopathy Laser Treatment
- Retinal Laser Therapy
CPT Codes:
- 67210: Destruction of localized lesion of retina (eg, macular edema, tumors), 1 or more sessions; photocoagulation
- 67228: Treatment of extensive or progressive retinopathy (eg, diabetic retinopathy), photocoagulation
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 Laser Treatment
- Retinal Photocoagulation
- Laser for Retinal Tear
- Retinal Detachment Prevention Laser
CPT Codes:
- 67145: Prophylaxis of retinal detachment (eg, retinal break, lattice degeneration) without drainage; photocoagulation
Also known as:
- Retinal Detachment Repair (Laser)
- Laser Retinal Repair
- Photocoagulation for Retina
- Detached Retina Surgery
CPT Codes:
- 67105: Repair of retinal detachment, including drainage of subretinal fluid when performed; photocoagulation
Also known as:
- Laser Treatment for Choroid Lesion
- Choroidal Photocoagulation
- Eye Laser Therapy
- Choroidal Neovascularization Treatment
CPT Codes:
- 67220: Destruction of localized lesion of choroid (eg, choroidal neovascularization); photocoagulation (eg, laser), 1 or more sessions
Does Dr. Marcus accept my insurance?
Dr. Marcus accepts most major insurance plans. Important: Please call our office at (631) 231-4455 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Marcus accept in New York, NY?
Dr. Marcus in New York, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene
CVS Health (formerly Aetna)
Express Scripts
Healthfirst
Medicare
Service Employees International Union (SEIU)
State of New York
State of Tennessee
UnitedHealthcare
Villagecare
View All Insurances
Where is Dr. Marcus' office located?
Ratings & Reviews
5.0
Overall rating
Based on 35 reviews
Office Experience
95% of patients found the doctor and staff friendly and the office clean and modern
Attentiveness
95% of patients felt that their time spent with the doctor was meaningful and impactful and that any follow ups were addressed quickly
Appointment Booking
92% of patients found it easy to book an appointment
Diagnosis
98% of patients were satisfied with the doctor's diagnosis and explanation of their condition
Patients give Dr. Sergiu Marcus an Excellent overall experience rating of 5 out of 5 stars. Dr. Marcus has been rated and reviewed by 35 patients. These ratings are based on a variety of factors, including the amount of time patients spent with Dr. Marcus, his bedside manner, appointment waiting time, friendliness of the office staff, clarity of diagnosis, and more.
Read Patient ReviewsWhat is Dr. Marcus's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Marcus's National Provider Identifier (NPI) number is 1922087766.
What common questions do patients ask about Dr. Marcus?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Marcus
What is Dr. Sergiu Marcus's specialty?
Dr. Marcus is a Ophthalmologist near New York, NY. 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. Marcus to book an appointment today.
Is this Dr. Sergiu Marcus affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Marcus is affiliated with South Shore University Hospital 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 Sergiu Marcus accepting new patients in New York, NY?
Yes, Dr. Sergiu Marcus is accepting new patients at this time.
Does Dr. Sergiu Marcus offer online booking?
Please contact Dr. Marcus's office at (631) 231-4455 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Sergiu Marcus?
Please contact Dr. Marcus's office at (631) 231-4455 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Sergiu Marcus have?
Dr. Sergiu Marcus is certified by the American Board of Ophthalmology.
Other Ophthalmologist Near New York, NY
BC
Retina Specialist
Accepting patientsDr. Ben Cohen, MD is a Retina Specialist, who primarily practices in New York, NY with 1 additional practice location. He is board certified.
New York, NY
AS
Retina Specialist
Accepting patientsDr. Alan Sheyman is a Retina Specialist, who primarily practices in New York, NY with 2 additional practice locations.
New York, NY
AN
Retina Specialist
Accepting patientsDr. Alfred Nadel, MD is a Retina Specialist, who primarily practices in New York, NY. He is board certified.
New York, NY