43 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Greenbaum, Ophthalmologist in Harrison, NY?
Dr. Allen Greenbaum, MD is an Ophthalmologist, who primarily practices in Harrison, NY with 1 additional practice location. He has been practicing for over 43 years and is board certified by the American Board of Ophthalmology. Dr. Greenbaum completed his residency at Mount Sinai Medical Center. He is a member of the The American Society of Cataract and Refractive Surgery, White Plains Hospital, New York State Ophthalmologic Society, and New York State Medical Society. Dr. Greenbaum is fluent in English and Spanish, and is currently seeing new patients. Dr. Greenbaum’s practice accepts Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Greenbaum’s office at (631) 257-5098.
What are Areas of Expertise for Dr. Greenbaum?
Dr. Allen Greenbaum, 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. Greenbaum empowers patients to confidently navigate their health journey, specializing in Cataract Surgery, Intraocular Lens Replacement, LASIK-Refractive Surgery, or comprehensive wellness support. Serving the Harrison/NY community, Dr. Greenbaum is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Greenbaum go to medical school and complete their residency?
Residency: Mount Sinai Medical Center
Medical School: Mount Sinai School of Medicine | Rutgers College
Is Dr. Greenbaum board certified in Ophthalmologist?
Yes, Dr. Allen Greenbaum, MD is board certified by the American Board of Ophthalmology since 1985
What languages does Dr. Greenbaum speak?
Dr. Greenbaum and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Greenbaum treat?
As a Ophthalmologist, Dr. Greenbaum 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. Greenbaum. 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
- Other Secondary Cataract
- Secondary Cataract
- Cloudy lens
- Lens clouding
- Eye cloudiness
- 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
- H26491: Other secondary cataract, right eye
- H26492: Other secondary cataract, left eye
Also known as:
- Borderline Open-Angle Glaucoma
- Narrow Angle Glaucoma Risk
- Ocular Hypertension
- Primary Open-Angle Glaucoma
- Glaucoma
- Early Open-Angle Glaucoma
- Open-angle glaucoma suspect
- Risk of Open-Angle Glaucoma
- Anatomical Narrow Angle
- Angle-Closure Glaucoma Risk
- Eye angle problem
- High Eye Pressure
- Elevated Intraocular Pressure
- Eye pressure problem
- Chronic Open-Angle Glaucoma
- Wide-Angle Glaucoma
- POAG
- Chronic Simple Glaucoma
ICD-10 Codes:
- H40013: Open angle with borderline findings, low risk, bilateral
- H40033: Anatomical narrow angle, bilateral
- H40053: Ocular hypertension, bilateral
- H401131: Primary open-angle glaucoma, bilateral, mild stage
- H401132: Primary open-angle glaucoma, bilateral, moderate stage
- H401111: Primary open-angle glaucoma, right eye, mild stage
- H401112: Primary open-angle glaucoma, right eye, moderate stage
Also known as:
- Dry Eye Syndrome
- Corneal Disorder
- Dry Eye Disease
- Chronic Dry Eye
- Keratoconjunctivitis Sicca
ICD-10 Codes:
- H16223: Keratoconjunctivitis sicca, not specified as Sjogren's, bilateral
Also known as:
- Blepharitis
- Eyelid Disorder
- Inflamed eyelids
- Eyelid margin inflammation
- Crusty eyelids
- Eyelid irritation
ICD-10 Codes:
- H01001: Unspecified blepharitis right upper eyelid
- H01002: Unspecified blepharitis right lower eyelid
Also known as:
- Type 2 Diabetes
- Diabetes Type 2
- Type 2 diabetes
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E119: Type 2 diabetes mellitus without complications
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
Also known as:
- Intraocular Lens Implant
- Cataract
- Refractive Errors
- IOL Implant
- Artificial Eye Lens
- Cataract Lens Implant
ICD-10 Codes:
- Z961: Presence of intraocular lens
Also known as:
- Dry Macular Degeneration
- Macular Degeneration
- Dry AMD
- Atrophic Macular Degeneration
- Age-related Macular Degeneration (Dry)
ICD-10 Codes:
- H353131: Nonexudative age-related macular degeneration, bilateral, early dry stage
Also known as:
- Age-Related Farsightedness
- Refractive Errors
- Presbyopia
- Aging Eyes
- Difficulty Reading Up Close
ICD-10 Codes:
- H524: Presbyopia
What procedures does Dr. Greenbaum perform?
As a Ophthalmologist, Dr. Greenbaum 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. Greenbaum. 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
- Laser Eye Surgery for Glaucoma
- Laser Trabeculoplasty
- YAG Laser Capsulotomy
- Posterior Capsulotomy
- Secondary Cataract Removal
- Laser Eye Surgery
- Iridotomy
- Iridectomy
- Laser Glaucoma Treatment
- Glaucoma laser surgery
- Laser eye treatment for glaucoma
- Trabeculoplasty
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)
- 66761: Iridotomy/iridectomy by laser surgery (eg, for glaucoma) (per session)
- 65855: Trabeculoplasty by laser surgery
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
Does Dr. Greenbaum accept my insurance?
Dr. Greenbaum accepts most major insurance plans. Important: Please call our office at (631) 257-5098 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Greenbaum accept in Harrison, NY?
Dr. Greenbaum in Harrison, 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)
Elevance Health Inc. (formerly Anthem)
Express Scripts
Medicaid
Medicare
Service Employees International Union (SEIU)
State of New York
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Greenbaum's office located?
Dr. Allen Greenbaum's Primary Practice
450 Mamaroneck Ave Ste 402
Harrison, NY 10528
(631) 257-5098
Dr. Allen Greenbaum's Practice 2
170 Maple Ave Ste 402
White Plains, NY 10601
(914) 949-9200
Ratings & Reviews
5.0
Overall rating
Based on 81 reviews
Office Experience
95% of patients found the doctor and staff friendly and the office clean and modern
Attentiveness
98% of patients felt that their time spent with the doctor was meaningful and impactful and that any follow ups were addressed quickly
Wait Times
76% of patients were satisfied with the wait time
Appointment Booking
88% of patients found it easy to book an appointment
Patients give Dr. Allen Greenbaum an Excellent overall experience rating of 5 out of 5 stars. Dr. Greenbaum has been rated and reviewed by 81 patients. These ratings are based on a variety of factors, including the amount of time patients spent with Dr. Greenbaum, his bedside manner, appointment waiting time, friendliness of the office staff, clarity of diagnosis, and more.
Read Patient ReviewsRecognitions
Memberships & Associations
The American Society of Cataract and Refractive Surgery
Member
White Plains Hospital
Former Chief of Ophthalmology
New York State Ophthalmologic Society
Member
New York State Medical Society
Member
Awards
Castle Connolly Top Doctor
Castle Connolly
New York Magazine Top Doctor
New York Magazine
What is Dr. Greenbaum's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Greenbaum's National Provider Identifier (NPI) number is 1891739728.
What common questions do patients ask about Dr. Greenbaum?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Greenbaum
What is Dr. Allen Greenbaum's specialty?
Dr. Greenbaum is a Ophthalmologist near Harrison, 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. Greenbaum to book an appointment today.
Is this Dr. Allen Greenbaum affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Greenbaum is affiliated with White Plains 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 Allen Greenbaum accepting new patients in Harrison, NY?
Yes, Dr. Allen Greenbaum is accepting new patients at this time.
Does Dr. Allen Greenbaum offer online booking?
Please contact Dr. Greenbaum's office at (631) 257-5098 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Allen Greenbaum?
Please contact Dr. Greenbaum's office at (631) 257-5098 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Allen Greenbaum have?
Dr. Allen Greenbaum is certified by the American Board of Ophthalmology.
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