Dr. John Passarelli, MD | Brentwood, NY | Ophthalmologist

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Dr. John Passarelli is an ophthalmologist with over five decades of medical experience, having earned his medical degree from Downstate Medical Center in Brooklyn, New York. He completed his residency training at multiple respected institutions, including St. Clare's Hospital, St. Vincent's Hospital, and Jamaica Hospital between 1980 and 1983. Dr. Passarelli is board-certified in ophthalmology by the American Board of Ophthalmology, earning this certification in 1989. He provides care to patients in English.

Dr. Passarelli practices at Good Samaritan University Hospital and maintains multiple SightMD locations throughout New York, including Brentwood, Sayville, West Islip, and Hauppauge. His clinical expertise focuses on treating cataracts and astigmatism, conditions that commonly affect vision clarity. He performs comprehensive eye exams and specializes in cataract surgery to restore patients' sight. Additionally, Dr. Passarelli conducts retinal imaging to evaluate the health of the …eye's inner structures. Patients rate his care with an average score of 4.6 out of 5 stars.

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Overview based on verified provider data

accepting new patients
4.6

74 Ratings
54 years of experience
18 insurance plans accepted
speaks English
St. Vincent’s Hospital
54 written reviews
1 award
1 specialty
11 areas of expertise
1 board certification
1 hospital affiliation
4 office locations
Male

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

Based on patient feedback. Read the reviews

Dr. Passarelli's Ratings and Reviews

4.6

74 Ratings with 54 written Reviews

Average Wait Time 30 Minutes

How was your appointment with
Dr. Passarelli?

Patients’ Perspective

Gave an accurate diagnosis: (55) Did WellNeeds Improvement (2)
Had a good bedside manner: (53) Did WellNeeds Improvement (3)
Spent time with me: (55) Did WellNeeds Improvement (2)
Provided follow-up after the visit: (53) Did WellNeeds Improvement (0)
Flexible scheduling: (56) Did WellNeeds Improvement (0)
Saw me in a timely manner: (9) Did WellNeeds Improvement (0)
Staff was courteous: (51) Did WellNeeds Improvement (1)

Patients commend Dr. John Gabriel Passarelli and his team for their friendliness, attentiveness, and thoroughness in explaining medical procedures, which instills confidence and trust in patients. Many highlight Dr. Passarelli’s patience and the time he dedicates to listening to and addressing their concerns, noting that they would highly recommend his services. However, some dissatisfaction stems from the desire for more efficient processes or timeliness, but overall, positive experiences are predominant in the reviews.

AI-generated from the text of patient reviews

74 ratings & reviews

Sort:

Showing 1 to 10 of 54 reviews

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Good

March 27th, 2026 | Source: Partner

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Excelente la atención la esplicacion del doctor la seguridad con la que explica y ase ente de el diagnóstico y proseso del procedimiento muy amable tiene paciencia excelente Doctor se lo recomendaría 10/10

March 12th, 2026 | Source: Partner

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Was happy with my overall appointment. Everyone was friendly and attentive. Would highly recommend SightMd.

February 24th, 2026 | Source: Partner

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It was nice explaining everything i ask in time maner and pay attention what i ask.

November 23rd, 2025 | Source: Partner

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I was happy the office was organized and all staff I came in contact with were friendly and helpful

March 9th, 2025 | Source: Partner

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Dr Passarelli spends enough time in his examinations and answers patients questions regarding their condition. I have known him for over 40 years.

February 12th, 2025 | Source: Partner

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As usual Dr Passarelli spends enough time examining me and answers questions about my condition.

February 12th, 2025 | Source: Partner

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Concerned and caring and would recommend all adhere to his advice.

February 8th, 2025 | Source: Partner

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On time, listened to my concerns. Provided time to ask questions and provide feedback.

December 5th, 2024 | Source: Partner

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Dr. Passarelli and his team are all friendly, experienced, will take the time to explain procedures as well as not stopping until they meet your needs. Highly recommend!

August 16th, 2024 | Source: Partner

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Click for our Methodology

SightMD

601 Suffolk AveBrentwood, NY 11717

Tel: (631) 231-4455

Mon7:30 am - 6:00 pm

Tue7:30 am - 6:30 pm

Wed7:00 am - 7:00 pm

Thu7:30 am - 6:30 pm

Fri7:30 am - 6:30 pm

Sat7:30 am - 1:00 pm

Sun9:00 am - 1:00 pm

SightMD

153 Main StSayville, NY 11782

Tel: (631) 563-2206

Mon7:30 am - 6:30 pm

Tue7:30 am - 5:30 pm

Wed7:30 am - 6:30 pm

Thu8:30 am - 6:00 pm

Fri8:30 am - 11:30 am

Sat8:30 am - 1:00 pm

SunClosed

SightMD

786 Montauk HwyWest Islip, NY 11795

Tel: (631) 661-3455

MonClosed

Tue8:00 am - 5:30 pm

Wed8:00 am - 5:30 pm

Thu10:00 am - 6:00 pm

FriClosed

SatClosed

SunClosed

SightMD

110 Marcus Blvd Ste 400Hauppauge, NY 11788

Tel: (631) 612-2770

Mon8:30 am - 5:00 pm

Tue8:30 am - 5:00 pm

Wed8:00 am - 4:30 pm

Thu8:00 am - 6:30 pm

Fri8:00 am - 4:00 pm

Sat8:00 am - 4:00 pm

Sun8:00 am - 12:00 pm


Dr. John Passarelli, MD	Dr. Sing Your Li, MD	Dr James Maisel, MD	Dr. George Tung, MD
Ophthalmology	Ophthalmology	Ophthalmology	Ophthalmology
Accepts New Patients	Accepts New Patients	Accepts New Patients	Accepts New Patients
4.6 (74 Ratings)	0 (0 Ratings)	4.9 (602 Ratings)	3.9 (26 Ratings)
54 Years of Experience	19 Years of Experience		43 Years of Experience
No Virtual Visit Option	Virtual Visit Available	No Virtual Visit Option	Virtual Visit Available
Speaks English	Speaks English	Speaks English, Italian	Speaks English, Spanish
Brentwood , NY	Bellmore , NY	Hicksville , NY	Bellmore , NY
Med School: Downstate Med Center Brooklyn Ny	Med School: Weill Cornell Medical College		Med School: Weill Cornell Medical College
Current Profile	View Profile	View Profile	View Profile

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Ophthalmology

Blindness
Cataract
Diabetic Retinopathy
Eye Exam
Eye Pain
Glaucoma
Lasik Surgery
Lens Implants (Intraocular Lens Implantation)
Macular Degeneration
Refractive Surgical Procedures
Vision Issues

BOARD CERTIFICATIONS

American Board of Ophthalmology

Ophthalmology, 1989

MEDICAL LICENSE

Medical Doctor, New York, 2027, Active

EDUCATION & TRAINING

Residency

St. Vincent’s Hospital1983

St. Clare’s Hospital1982

Jamaica Hospital1980

Medical School

Downstate Med Center Brooklyn NyGraduated in 1978

Autonomous University of GuadalajaraGraduated in 1977

University of Notre DameGraduated in 1972

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(0)
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(6)
Dr. Henry D Perry, MD
Ophthalmology
55 Years Exp | Rockville Centre, NY
(27)
Dr. Eric David Donnenfeld, MD
Ophthalmology
46 Years Exp | Fairfield, CT
(28)
Dr. Alan Bruce Marks, MD
Ophthalmology
48 Years Exp | New Hyde Park, NY
(16)
Dr. Robert D Malkin, MD
Ophthalmology
62 Years Exp | New Hyde Park, NY
(6)
Dr. Thomas Walsh, MD
Ophthalmology
68 Years Exp | New Haven, CT
(2)
Dr. Issac Eshagh Moradi, MD
Ophthalmology
31 Years Exp | Bronx, NY
(4)
Dr. Grace Marion Omalley, MD
Ophthalmology
45 Years Exp | Southampton, NY
(39)
Dr. Howard Joel Schneider, MD
Ophthalmology
62 Years Exp | New York, NY
(4)

How can I make an appointment with Dr. John Passarelli?: You can find contact information for Dr. John Passarelli here on Vitals.
Is Dr. John Passarelli accepting new patients?: Dr. John Passarelli is accepting new patients on Vitals. View Dr. John Passarelli's profile on Vitals to make an appointment.
Does Dr. John Passarelli accept my insurance?: You can see the insurance plans that Dr. John Passarelli accepts on their Vitals profile.
Which hospitals is Dr. John Passarelli affiliated with?: Dr. John Passarelli is affiliated with Good Samaritan University Hospital.
Where is Dr. John Passarelli's office located?: Dr. John Passarelli's office is located at 601 Suffolk Ave, Brentwood, NY, 11717.

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