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Dr. John Nathanson, MD
Gastroenterology* Age 35
Dr. John Nathanson, MD
Dr. John Nathanson, MD is a Gastroenterologist in New York, NY.
Dr. John Nathanson, MD

Dr. John Nathanson, MD

Gastroenterology* Age 35
New York, NY
Accepting new patients
Dr. John Nathanson, MD is a Gastroenterologist in New York, NY.
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About Dr. John Nathanson, MD

Dr. John Nathanson, MD is a Gastroenterologist in New York, NY. Dr. Nathanson currently practices at ColumbiaDoctors - Midtown and is affiliated with Newyork-Presbyterian/Columbia University Medical Center and NewYork-Presbyterian/The Allen Hospital. Dr. Nathanson's office accepts new patients. Dr. Nathanson is board certified in Gastroenterology and accepts multiple insurance plans.

Where Dr. John Nathanson, MD Sees Patients

  1. 1 ColumbiaDoctors - Midtown
    51 W 51st St, New York, NY 10019

Experience and Background Check

Nausea
Rigid Proctosigmoidoscopy
Flexible Sigmoidoscopy
Nausea
  • View other providers who treat Nausea
Rigid Proctosigmoidoscopy
Flexible Sigmoidoscopy
Manometry
Constipation
Viral Enteritis
Gastroptosis
Gastric Ulcer
Diarrhea
  • View other providers who treat Diarrhea
Chronic Gastritis
Gastritis
Diaphragmatic and Hiatal Hernia
Hemorrhoids
Abdominal Pain
Heartburn
Intestinal Ulcer
Intestinal Diverticulosis
Gastroesophageal Reflux Disease (GERD)
Duodenal Polypectomy
Endoscopy
Noninfectious Gastroenteritis and Colitis
Anal or Rectal Pain
Esophagitis
Anemia
  • View other providers who treat Anemia
Gas-Bloat Syndrome
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Colonoscopy
Duodenitis
Colorectal Polyp
Irritable Bowel Syndrome
Inflammatory Bowel Disease
Gastrointestinal Bleeding
Reflux Esophagitis
Alcoholic Hepatic Failure
Dysphagia
Vomiting Disorders
Liver Damage from Alcohol
Enteritis
Dysentery
Alcoholic Cirrhosis
Autoimmune Hepatitis
Barrett's Esophagus
Celiac Disease
Cirrhosis
Congenital Anomaly Esophagus
Crohn's Disease
Dehydration
Duodenal Ulcer
Esophageal Achalasia and Cardiospasm
Esophageal Motility Disorders
Esophageal Ulcer
Esophageal Varices
Gastrointestinal Malabsorption
Hemochromatosis
Hepatitis A
Hepatitis B
Hepatitis C
Hereditary Amyloidosis
Infectious Diarrheal Disease
Intestinal Diverticulitis
Intestinal Obstruction
Lactose Intolerance
Malnutrition
Metabolic Dysfunction Associated Steatotic Liver Disease (MASLD)
Pancreatitis
Peptic Ulcer
Pernicious Anemia
Proctoptosis
Rectal Prolapse
Splenomegaly
Ulcerative Colitis
Unexplained Weight Loss
Upper Digestive Tract Cancer
Vitamin B12 Anemia
Vitamin_Deficiency
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Proctosigmoidoscopy
Sigmoidoscopy

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Accepted Insurance Plans

* Please verify this information when scheduling an appointment.
  • Fidelis Care
  • Options
    Navigate
    Choice Plus
    Nexus Open Access
  • MagnaCare
  • Liberty Mutual Insurance Company
  • Premier Care Network Plus - Innovation Health
    Aetna
    Open Choice
    Select
    Managed Choice (Open Access)
  • Freedom
  • National

Meet Dr. John Nathanson, MD

Biography
  • Dr. John Nathanson, MD is a gastroenterologist in New York, NY. He specializes in Gastroenterology.
Biography
Specialties*
Gastroenterology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Training & Medical Education
Board Certifications
  • Gastroenterology and Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Nathanson communicate via email?
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FAQs About Dr. Nathanson's Practice

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. John Nathanson, MD. To arrange an appointment, call the number on Dr. Nathanson's profile.

Dr. John Nathanson, MD is affiliated with Newyork-Presbyterian/Columbia University Medical Center and NewYork-Presbyterian/The Allen Hospital.

Yes, Dr. John Nathanson, MD holds board certification in Gastroenterology and Internal Medicine.

Hospitals Where Dr. John Nathanson, MD Practices

  • Newyork-Presbyterian/Columbia University Medical Center

    622 W 168th St, New York, NY

  • NewYork-Presbyterian/The Allen Hospital

    5141 Broadway, New York, NY

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