Contact Us
Office Location
Appointments
Medical Records & Billing Portal
Book Appointment
(Great Neck Office)
I see patients at the following locations:
Great Neck Office
233 East Shore Road,Suite 101
Great Neck, NY 11023
Education
Bachelor’s Degree – Hofstra University, Hempstead, NY
- Phi Beta Kappa, Summa Cum Laude
Medical Degree -Downstate Medical School, Brooklyn, NY
- Alpha Omega Alpha – Medical Honor Society
- Delegate, American Medical Student Association to the People’s Republic of China
Internship – Cornell Cooperating Hospitals
- North Shore University Hospital, Manhasset, NY
- Memorial Sloan-Kettering Cancer Center, New York, NY
Residency – Cornell Cooperating Hospitals
- North Shore University Hospital, Manhasset, NY
- Memorial Sloan-Kettering Cancer Center, New York, NY (Assistant Chief Resident)
Fellowship – Memorial Sloan-Kettering Cancer Center, NY
- American Medical Association Physician’s Recognition Award
- Paul Sherlock Fellowship Award in Gastrointestinal Oncology
- Clinical Fellow, American Cancer Society
Board Certifications – Internal Medicine, Gastroenterology
Honors & Awards
- New York Magazine Top Doctors 2023-2025
- Castle Connolly Top Doctors 2017-2025
- Newsday Long Island Top Doctors. 2017-2025
- Delegate, American Medical Student Association to the People’s Republic of China
- Alpha Omega Alpha – Downstate Medical School
- Paul Sherlock Fellowship Award in Gastrointestinal Oncology
- American Medical Association Physician’s Recognition Award
- Clinical Fellow, American Cancer Society
- Phi Beta Kappa – Hofstra University
- Summa Cum Laude – Hofstra University
Specialties & Main Areas of Interest
- Colon Cancer Screening
- Colonoscopy
- Endoscopy
- Colon & Rectal Cancer Detection
- Inflammatory Bowel Disease
- Irritable Bowel Syndrome
Hospital Affiliations
- North Shore University Hospital
- St. Francis Hospital
Other Appointments
- Clinical Assistant Professor of Medicine, Hofstra – Northwell School of Medicine
Research
- Published articles on: improving detection of colon polyps to reduce the risk of developing colon cancer and emerging technology in Colonoscopy
- Clinical study: blood test for the detection of early-stage colorectal cancer (CRC) – a noninvasive test for CRC screening in an average-risk population.
Fun Facts
Dr. Sloyer is an award-winning photographer (www.sloyer.com), who specializes in travel, landscape, and street photography. He has been extremely fortunate to have had opportunities to travel around the world to unique destinations and has experienced adventures in more than 75 countries, on all seven continents. His photos have appeared in many notable publications, including The New York Times, New England Journal of Medicine, Annals of Internal Medicine, and Shutterbug magazine.
In addition to photography, Dr. Sloyer enjoys golf, yoga, spinning, swimming, and weight training. He has raised funds for colorectal cancer education, research, and patient support by organizing Spin-a-thons (fitness charity events) as well as by gallery sales of his photography.
Conditions & Diseases Treated
- Abdominal Pain
- Achalasia
- Acid Reflux
- Anorectal Disease
- Bacteria and Foodborne Illness
- Barrett's Esophagus
- Celiac Disease
- Chronic Diarrhea
- Clostridium Difficile
- Colon Cancer
- Colon Disease
- Colon Polyps
- Colorectal Cancer
- Constipation
- Crohn's and Ulcerative Colitis
- Crohn's and Ulcerative Colitis Management
- Diarrhea
- Difficulty Swallowing (Dysphagia)
- Diverticulosis/Diverticulitis
- Esophageal Cancer
- Esophagitis and Stricture
- Fatty Liver
- Fecal Incontinence
- Gallbladder Disease
- Gallstones
- Gas
- Gastric Cancer
- Gastritis
- Gastrointestinal Malignancies
- Gastroparesis
- Genetic Colon Cancer Symptoms
- GERD
- Heartburn
- Helicobacter Pylori/Peptic Ulcer
- Hemochromatosis
- Hemorrhoids
- Hepatitis A
- Hepatitis B
- Hepatitis C
- Hepatocellular Carcinoma
- Hernias (Abdominal, Groin, and Hiatal)
- High-Risk Colon Cancer Screening
- Inflammatory Bowel Disease, Including Crohn’s Disease and Ulcerative Colitis
- Iron Deficiency Anemia
- Irritable Bowel Syndrome
- Jaundice
- Lactose Intolerance
- Laryngopharyngeal Reflux
- Liver Cirrhosis
- Liver Disease
- Nausea and Vomiting
- Nonalcoholic Steatohepatitis (NASH)
- Obesity
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer Disease (PUD)
- Primary Biliary Cirrhosis
- Proctitis
- Rectal Bleeding
- Rectal Cancer
- Reflux Esophagitis/Stricture
- Silent Reflux
- Stomach Ulcers
- Swallowing Difficulty
- Ulcerative Colitis
