Summary

Dr. Marc Dinowitz specializes in ophthalmology, bringing three decades of experience to eye care. He earned his medical degree from Renaissance School of Medicine at Stony Brook University and completed his residency training at Winthrop University Hospital. Dr. Dinowitz communicates with patients in English.

Dr. Dinowitz practices at Northwell Health Eye Institute and maintains his hospital affiliation with Peconic Bay Medical Center in Riverhead, New York. His expertise includes treating cataracts, glaucoma, and posterior vitreous detachment. He performs comprehensive eye exams and advanced diagnostic procedures such as retinal imaging and optical coherence tomography. Patients rate Dr. Dinowitz 4.1 out of 5 stars on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.1
  • 30 years of experience
  • 30 insurance plans accepted
  • speaks English
  • Winthrop University Hospital
  • 2 specialties
  • 13 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

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Marc Dinowitz, MDDr. George Tung, MDDr. Sing Your Li, MDDr. Sandra C Belmont, OD
OphthalmologyOphthalmologyOphthalmologyOphthalmology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
3.9 
4.4 
30 Years of Experience 43 Years of Experience 19 Years of Experience 47 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English, Spanish Speaks English Speaks English
Riverhead , NYBellmore , NYBellmore , NYNew York , NY
Med School: Renaissance School Of Medicine At Stony Brook University Med School: Weill Cornell Medical College Med School: Weill Cornell Medical College Med School: Suny Downstate Medical Center College Of Medicine
Current Profile
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Insurance Plans Accepted by Marc Dinowitz

  • Accepts Medicare
  • Accepts Medicaid
  • 1199 SEIU
  • Aetna
  • Affinity by Molina Healthcare
  • AmidaCare
  • Anthem Blue Cross and Blue Shield (Empire BCBS)
  • Anthem HealthPlus
  • CenterLight
  • Cigna
  • Elderplan
  • EmblemHealth (GHI)
  • EmblemHealth (HIP)
  • EmblemHealth Insurance Company (fka HIP Insurance Company of New York) HIPIC
  • Empire BlueCross BlueShield (32BJ)
  • Healthfirst
  • Humana
  • Humana Military (Tricare)
  • MagnaCare
  • Medicaid
  • Medicare
  • Northwell Direct
  • NYS Empire Plan (NYSHIP)
  • Oxford
  • Railroad Medicare
  • Senior Whole Health
  • United Healthcare
  • US Department of Labor
  • US Family Health Plan
  • VillageCareMax
  • VISION
  • VNS Health

Medical Specialties

Marc Dinowitz has the following 2 specialties

Specialty Expertise

Marc Dinowitz has the following 13 areas of expertise

  • Blindness
  • Cataract
  • Corneal Diseases
  • Diabetic Retinopathy
  • Eye Exam
  • Eye Pain
  • Glaucoma
  • Lasik Surgery
  • Macular Degeneration
  • Ophthalmologist
  • Pink eye (Conjunctivitis)
  • Refractive Surgical Procedures
  • Vision Issues

Certifications, License, & Education

30 Years Experience

Marc Dinowitz holds an active medical license in the state of New York.

Medical License

Medical Doctor with an active medical license in the state of New York that expires in 2027.

Education & Training

Residency

Completed their residency at Winthrop University Hospital.

Medical School

Graduated from Renaissance School Of Medicine At Stony Brook University in 1996.

NPI Number

Marc Dinowitz's NPI number is 1578582466.

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Frequently Asked Questions

What languages does Marc Dinowitz speak?
Marc Dinowitz speaks English.
How can I make an appointment with Marc Dinowitz?
You can find contact information for Marc Dinowitz here on Vitals.
Does Marc Dinowitz accept virtual/telehealth appointments?
Marc Dinowitz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Marc Dinowitz accepting new patients?
Marc Dinowitz is accepting new patients on Vitals. View Marc Dinowitz's profile on Vitals to make an appointment.
Where is Marc Dinowitz's office located?
Marc Dinowitz's office is located at 937 E Main St, Riverhead, NY, 11901.

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