Dr. John Kollar, DO
Dr. John Kollar, DO is a general surgeon in Saddle Brook, NJ and has over 35 years of experience in the medical field. He graduated from Rutgers New Jersey Medical School in 1987. He is affiliated with Chilton Medical Center. He is accepting new patients.
Practice
383 Market St Ste 4B Saddle Brook, NJ 07663Make an Appointment
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Compare Dr. Kollar with our nearby General Surgeons at Clara Maass Medical Center.
Make an appointment at Clara Maass Medical Center today at
(973) 765-6593.
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Dr. Kollar's Reviews
Likelihood to recommend Dr. Kollar
4.8
| 5 Star | 94% | 94% |
| 4 Star | 0% | 0% |
| 3 Star | 0% | 0% |
| 2 Star | 0% | 0% |
| 1 Star | 6% | 6% |
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How was your experience with Dr. Kollar?Overall Patient Satisfaction
Likelihood of recommending Dr. Kollar to family and friends is 4.7777777 out of 5
About Me
care philosophy
We are committed to delivering the best care and an exceptional patient experience. We are devoted to providing services that are patient-centered and compassionate, and care for you as a person.General Surgery
Bariatric Surgery
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Kennedy Memorial Hospital
Residency Hospital, 1992Saddle Brook General Hospital
Internship Hospital, 1988Rutgers New Jersey Medical School
Medical School, 1987Rutgers College
Undergraduate School, 1982
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Locations
Practice
Practice
Affiliated Hospitals
- Recipient of 16
hospital awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top 5% in the nation for consistently delivering clinical quality
View all awardsGastrointestinal Care Excellence Award™ (2025)
Top 5% in the nation for consistently delivering clinical quality
View all patient feedbackHow patients felt about the care they received at this hospital.
85%Patients said they were given information about recovering at home1% higher than the national average
76%Patients said that nurses always listened to them and explained things well1% higher than the national average
Compare with other General Surgeons
Compare Dr. Kollar with our nearby General Surgeons at Clara Maass Medical Center.
Make an appointment at Clara Maass Medical Center today at
(973) 765-6593.
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