Summary

Dr. Harold Schwartz is a gastroenterologist who specializes in diagnosing and treating disorders of the digestive system. He earned his medical degree from SUNY Downstate College of Medicine and completed his residency at Yale New Haven Hospital. Dr. Schwartz further advanced his expertise through a fellowship at Yale University School of Medicine, gaining specialized training in gastroenterology. He holds certification in internal medicine from the American Board of Internal Medicine and speaks English.

Dr. Schwartz practices at Griffin Hospital and sees patients in Lakewood, New Jersey and Bronx, New York. His clinical focus includes treating conditions such as colon polyps, abdominal pain, and GERD. He performs essential diagnostic procedures including colonoscopies and upper and lower GI endoscopies to help identify and address digestive health concerns. Patients have given him an average rating of 3.4 out of 5 on Vitals.

Overview based on verified provider data

Quick Facts

  • 3.4
  • 40 years of experience
  • 24 insurance plans accepted
  • speaks English
  • Yale University School Of Medicine
  • 1 written review
  • 2 specialties
  • 13 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 6 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Harold Mark Schwartz has 6 locations

Montefiore Medical Center

4813 9th Ave 4813 9th AveBronx, NY 10467

Montefiore Medical Center

3400 Bainbridge AvenueLakewood, NJ 08702

Montefiore Medical Center

111 E 210th StBronx, NY 10467
Mon12:00 am - 12:00 pm
Tue12:00 am - 12:00 pm
Wed12:00 am - 12:00 pm
Thu12:00 am - 12:00 pm
Fri12:00 am - 12:00 pm
Sat12:00 am - 12:00 pm
Sun12:00 am - 12:00 pm

Physician Alliance Of Connecticut Gastroenterology Center

2200 Whitney Ave Ste 360Hamden, CT 06518
Mon7:30 am - 4:30 pm
Tue7:30 am - 4:30 pm
Wed7:30 am - 4:30 pm
Thu7:30 am - 4:30 pm
Fri7:30 am - 4:30 pm
SatClosed
SunClosed

Endoscopy Center Of Connecticut Llc

2200 Whitney Ave Ste 380Hamden, CT 06518
Mon7:30 am - 4:30 pm
Tue7:30 am - 4:30 pm
Wed7:30 am - 4:30 pm
Thu7:30 am - 4:30 pm
Fri7:30 am - 4:30 pm
SatClosed
SunClosed

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Dr. Harold Mark Schwartz, MDDr. Daniel Perl, MDDr. Kristen Kyong Lee, MDDr. Ghassan Philip Sayegh, DO
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
3.4 
40 Years of Experience 11 Years of Experience 17 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English Speaks English Speaks English Speaks English
Bronx , NYNew York , NYNew York , NYYonkers , NY
Med School: Suny Downstate Medical Center College Of Medicine Med School: Icahn School Of Medicine At Mount Sinai Med School: Cornell University Med School: Osteopathic Medical Degree from New York Institute of Technology College of Osteopathic Medicine.
Current Profile
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Insurance Plans Accepted by Dr. Harold Mark Schwartz

  • 1199SEIU
  • Aetna
  • Anthem Blue Cross and Blue Shield Connecticut
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - IPA
  • Cigna
  • ConnectiCare
  • Elderplan - Medicare (Advantage HMO)
  • HealthFirst (NY)
  • HealthFirst (NY) - HMO
  • HealthFirst (NY) - Medicare (Advantage HMO)
  • MagnaCare
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • MetroPlus Health Plan
  • MetroPlus Health Plan - HMO
  • STLDentalPlan| LLC
  • STLDentalPlan| LLC - IPA
  • UnitedHealthcare
  • UnitedHealthcare Oxford
  • VillageCareMax - Medicare (Advantage HMO)

Medical Specialties

Dr. Harold Mark Schwartz has the following 2 specialties

Specialty Expertise

Dr. Harold Mark Schwartz has the following 13 areas of expertise

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

Certifications, License, & Education

40 Years Experience

Dr. Harold Mark Schwartz holds an expired medical license in the states of Connecticut and New York.

Medical License

Medical Doctor with an expired medical license in the state of Connecticut that expired in 2026 and an expired medical license in the state of New York that expired in 2026.

Education & Training

Residency

Completed their residency at Yale University School Of Medicine.

Medical School

Graduated from Suny Downstate Medical Center College Of Medicine in 1986.

NPI Number

Dr. Schwartz's NPI number is 1760432256.

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Frequently Asked Questions

Which hospitals is Dr. Harold Schwartz affiliated with?
Dr. Harold Schwartz is affiliated with Griffin Hospital.
Does Dr. Harold Schwartz accept my insurance?
You can see the insurance plans that Dr. Harold Schwartz accepts on their Vitals profile.
Does Dr. Harold Schwartz accept virtual/telehealth appointments?
Dr. Harold Schwartz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Harold Schwartz speak?
Dr. Harold Schwartz speaks English.
Is Dr. Harold Schwartz accepting new patients?
Dr. Harold Schwartz has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.

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