Summary

Dr. Hillel Hammerman is a gastroenterologist and internal medicine physician with nearly five decades of medical experience. He earned his medical degree from Weill Cornell Medical College and completed his residency training at Johns Hopkins Health System. Drawing from 48 years of practice, Dr. Hammerman brings extensive expertise to the care of digestive and general internal medicine conditions. He is fluent in both Spanish and English, allowing him to serve diverse patient communities.

Dr. Hammerman practices at multiple locations throughout New York, including Brooklyn and New York City, with hospital privileges at Lenox Hill Hospital. His clinical focus includes treating hearing-related conditions such as hearing loss in both adults and children, as well as addressing issues like earwax blockage. He performs diagnostic procedures including hearing tests and specialized ear examinations to help patients with auditory concerns. Patients have given Dr. Hammerman an average rating of 4.4 stars, reflecting their confidence in his care.
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Quick Facts

  • 4.4
  • 48 years of experience
  • 7 insurance plans accepted
  • speaks Spanish, English
  • Johns Hopkins Health System
  • 18 written reviews
  • 2 specialties
  • 13 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 5 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Hillel Sander Hammerman has 5 locations

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Dr. Hillel Sander Hammerman, MDDr. Daniel Perl, MDDr. Michael Schopis, MDDr. Donelle Cummings, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
48 Years of Experience 11 Years of Experience 9 Years of Experience 14 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks Spanish, English Speaks English Speaks English Speaks English, Spanish, Portuguese
Brooklyn , NYNEW YORK , NYNEW YORK , NYNew York , NY
Med School: Weill Cornell Medical College Med School: Icahn School Of Medicine At Mount Sinai Med School: University Of Toledo College Of Medicine Med School: Case Western Reserve University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Hillel Sander Hammerman

  • Aetna
  • Fidelis Care (NY)
  • HealthFirst (NY)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • UnitedHealthcare

Medical Specialties

Dr. Hillel Sander Hammerman has the following 2 specialties

Specialty Expertise

Dr. Hillel Sander Hammerman has the following 13 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)
  • Liver Diseases
  • Swallowing disorder (Deglutition Disorder)
  • Ulcerative Colitis

Certifications, License, & Education

48 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Active

EDUCATION & TRAINING

Residency

Johns Hopkins Health System

Medical School

Weill Cornell Medical CollegeGraduated in 1978

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Frequently Asked Questions

Does Dr. Hillel Hammerman accept virtual/telehealth appointments?
Dr. Hillel Hammerman has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Hillel Hammerman's office located?
Dr. Hillel Hammerman's office is located at 3201 Kings Hwy, Brooklyn, NY, 11234.
How can I make an appointment with Dr. Hillel Hammerman?
You can find contact information for Dr. Hillel Hammerman here on Vitals.
Which hospitals is Dr. Hillel Hammerman affiliated with?
Dr. Hillel Hammerman is affiliated with Lenox Hill Hospital.
Does Dr. Hillel Hammerman accept my insurance?
You can see the insurance plans that Dr. Hillel Hammerman accepts on their Vitals profile.

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