Summary

Dr. Joel Loewenstein is a gastroenterologist and internal medicine physician with an impressive 55 years of clinical experience. He earned his medical degree from SUNY Downstate Medical Center College of Medicine and completed his residency through the U.S. Department of Veterans Affairs. Dr. Loewenstein is fluent in both Spanish and English, allowing him to serve a diverse patient population.

Dr. Loewenstein practices at Mount Sinai South Nassau and Mercy Medical Center, with locations in Oceanside and Long Beach, New York. He specializes in treating conditions such as GERD, esophagitis, and abdominal pain. His expertise includes performing gastrointestinal scintigraphy, abdominal ultrasound, and comprehensive metabolic panels to diagnose and monitor digestive health issues. Patients have given Dr. Loewenstein an average rating of 4.6 stars, reflecting their confidence in his extensive experience and compassionate care.

AI-generated from data on this provider profile.

Quick Facts

  • 4.6
  • 55 years of experience
  • speaks Spanish, English
  • U S Department Of Veterans Affairs
  • 1 written review
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 2 office locations
  • Male

Office Locations

Dr. Joel Beryl Loewenstein has 2 locations

Mount Sinai South Nassau

1 Healthy WayOceanside, NY 11572

Dr. Joel Beryl Loewenstein

440 East Bay DriveLong Beach, NY 11561
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 1:00 pm
SatClosed
SunClosed

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Dr. Joel Beryl Loewenstein, MDDr. Neha Hingorani, MDDr. Howard J Worman, MDDr. Mark Hanscom, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients
4.6 
55 Years of Experience 10 Years of Experience 41 Years of Experience 10 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, English
Oceanside , NYBrooklyn , NYNew York , NYNew York , NY
Med School: Suny Downstate Medical Center College Of Medicine Med School: University Of Alabama School Of Medicine Med School: Univ Of Chicago Division Of Biological Sciences Pritzker School Of Medicine Med School: Northwestern University Feinberg School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Joel Beryl Loewenstein

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Joel Beryl Loewenstein has the following 2 specialties

Specialty Expertise

Dr. Joel Beryl Loewenstein has the following 11 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

55 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Expired

EDUCATION & TRAINING

Residency

U S Department Of Veterans Affairs

Medical School

Suny Downstate Medical Center College Of MedicineGraduated in 1971

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Frequently Asked Questions

Which hospitals is Dr. Joel Loewenstein affiliated with?
Dr. Joel Loewenstein is affiliated with Mount Sinai South Nassau and Mercy Medical Center.
Does Dr. Joel Loewenstein accept my insurance?
You can see the insurance plans that Dr. Joel Loewenstein accepts on their Vitals profile.
What languages does Dr. Joel Loewenstein speak?
Dr. Joel Loewenstein speaks Spanish and English.
Does Dr. Joel Loewenstein accept virtual/telehealth appointments?
Dr. Joel Loewenstein has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Joel Loewenstein's office located?
Dr. Joel Loewenstein's office is located at 1 Healthy Way, Oceanside, NY, 11572.

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