Summary

Dr. Jonathan Klonsky is a surgeon who specializes in bariatric surgery, helping patients achieve lasting weight loss through surgical interventions. With 24 years of experience in the field, he brings extensive knowledge to treating complex weight-related health conditions. Dr. Klonsky earned his medical degree from Ross University School of Medicine and completed his residency training at Brookdale University Hospital and Medical Center. He provides care in English to patients throughout the region.

Dr. Klonsky practices at Northwell Health Hospital and sees patients in Plainview, New York. His expertise focuses on treating obesity and overweight conditions, including pediatric obesity cases that require specialized surgical care. He also addresses ventral hernias, which can develop after previous abdominal surgeries or from weakened muscle areas. Dr. Klonsky performs minimally invasive laparoscopic procedures that often result in faster recovery times and smaller incisions for his patients. He maintains an average patient rating of 4.7 on Vitals, reflecting the quality care he provides to those seeking surgical weight loss solutions.
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Quick Facts

  • accepting new patients
  • 4.7
  • 24 years of experience
  • 30 insurance plans accepted
  • speaks English
  • Brookdale University Hospital And Medical Center
  • 14 written reviews
  • 3 specialties
  • 14 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

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Dr. Jonathan David Klonsky, MDDr. Aditya M. Derasari, MDDr. Beth A. Schrope, MD, PhDDr. Beth M. Siegel, MD
SurgerySurgerySurgerySurgery
Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
4.6 
4.4 
24 Years of Experience 18 Years of Experience 30 Years of Experience 44 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English Speaks Spanish, Hindi, Gujarati Speaks English, Spanish Speaks English
Plainview , NYJackson Heights , NYNew York , NYFlushing , NY
Med School: Ross University School Of Medicine Med School: University of South Florida Morsani College of Medicine Med School: Lewis Katz School Of Medicine At Temple University Med School: Universidad C E T E C Escuela De Medicina
Current Profile
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Insurance Plans Accepted by Dr. Jonathan David Klonsky

  • 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)
  • Fidelis
  • Hamaspik
  • Healthfirst
  • Humana
  • Humana Military (Tricare)
  • Longevity Health Plan
  • MagnaCare
  • Medicaid
  • Medicare
  • Northwell Direct
  • NYS Empire Plan (NYSHIP)
  • Oxford
  • Railroad Medicare
  • Senior Whole Health
  • United Healthcare
  • US Family Health Plan
  • VillageCareMax

Medical Specialties

Dr. Jonathan David Klonsky has the following 3 specialties

Specialty Expertise

Dr. Jonathan David Klonsky has the following 14 areas of expertise

  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Bariatric Surgeon
  • Cancer
  • Diverticulitis
  • Endoscopy (Endoscopic Surgery)
  • Esophageal Achalasia
  • Gastric Bypass (Gastrojejunostomy)
  • General Surgeon
  • Hiatal Hernia
  • Laproscopic Surgery (Laparoscopy)
  • Minimally Invasive Surgical Procedures
  • Obesity
  • Ulcer
  • Weight Loss

Certifications, License, & Education

24 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Expired

EDUCATION & TRAINING

Residency

Brookdale University Hospital And Medical Center

Medical School

Ross University School Of MedicineGraduated in 2002

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Frequently Asked Questions

What languages does Dr. Jonathan Klonsky speak?
Dr. Jonathan Klonsky speaks English.
How can I make an appointment with Dr. Jonathan Klonsky?
You can find contact information for Dr. Jonathan Klonsky here on Vitals.
Does Dr. Jonathan Klonsky accept virtual/telehealth appointments?
Dr. Jonathan Klonsky has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Jonathan Klonsky's office located?
Dr. Jonathan Klonsky's office is located at 25 Central Park Rd, Plainview, NY, 11803.
Which hospitals is Dr. Jonathan Klonsky affiliated with?
Dr. Jonathan Klonsky is affiliated with Northwell Health Hospital.

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