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Dr. Jarred Marshak, MD

Gastroenterology* Age 39
Dr. Jarred Marshak, MD

Offers telehealth

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Dr. Jarred Marshak, MD is a Gastroenterologist in Wantagh, NY.
Dr. Jarred Marshak, MD
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Dr. Jarred Marshak, MD

Gastroenterology* Age 39
Wantagh, NY
Call for new patient details

Offers telehealth

Dr. Jarred Marshak, MD is a Gastroenterologist in Wantagh, NY.

About

Dr. Marshak graduated from UNIVERSITY OF ALASKA / ANCHORAGE CAMPUS. Dr. Jarred Marshak, MD is a Gastroenterologist in Wantagh, NY. Dr. Marshak currently practices at Practice and are affiliated with NYU Langone Hospitals, NYU Langone Hospital-Long Island, Newyork-Presbyterian Queens, Long Island Jewish Medical Center, North Shore University Hospital and Mount Sinai South Nassau. Dr. Marshak has experience treating conditions like Reflux Esophagitis, Nausea and Esophagitis among other conditions at varying frequencies. Dr. Marshak's office is not accepting new patients. Dr. Marshak accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

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Experience Check

Enter a condition or procedure
Reflux Esophagitis
Nausea
Esophagitis
Reflux Esophagitis
Nausea
Esophagitis
Reflux Esophagitis
Nausea
  • View other providers who treat Nausea
Esophagitis
Constipation
Abdominal Pain
Anal or Rectal Pain
Anemia
  • View other providers who treat Anemia
Ascites
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Barrett's Esophagus
Biliary Cirrhosis
Celiac Disease
Cirrhosis
Colon Cancer
Colorectal Polyp
Diaphragmatic and Hiatal Hernia
Diarrhea
  • View other providers who treat Diarrhea
Duodenitis
Dysentery
Dysphagia
Enteritis
Eosinophilic Esophagitis
Esophageal Motility Disorders
Gas-Bloat Syndrome
Gastric Ulcer
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Gastrointestinal Malabsorption
Gastroptosis
Heartburn
Hemorrhoids
Indigestion
Inflammatory Bowel Disease
Intestinal Diverticulitis
Intestinal Diverticulosis
Intestinal Obstruction
Intestinal Ulcer
Irritable Bowel Syndrome
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Primary Biliary Cholangitis
Ulcerative Colitis
Upper Digestive Tract Cancer
Viral Enteritis
Vitamin_Deficiency
Vomiting Disorders
Colonoscopy
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Duodenal Polypectomy
Endoscopy
Flexible Sigmoidoscopy
Manometry
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Rigid Proctosigmoidoscopy
Abnormal Thyroid
Acute Deep Vein Thrombosis (DVT)
Acute Venous Embolism Thrombosis
Alcoholic Cirrhosis
All Headaches (incl. Migraine)
Anxiety
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Arthritis
Arthritis of the Elbow
Asthma
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Autoimmune Hepatitis
Barretts Esophagus with Dysplasia
Bladder Infection
Canker Sore
Chest Pain
Chronic Gastritis
Chronic Pain
Congenital Anomaly Intestine
COPD (Chronic Obstructive Pulmonary Disease)
Cough
  • View other providers who treat Cough
Crohn's Disease
Cyclical Vomiting
Cystic Fibrosis
Deep Vein Thrombosis (DVT)
Dehydration
Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Dizziness
Duodenal Cancer
Duodenal Ulcer
Dyslipidemia
Emphysema
Enlarged Prostate (BPH)
Esophageal Achalasia and Cardiospasm
Esophageal Ulcer
Esophageal Varices
Fever
  • View other providers who treat Fever
Gallstones
Gastroparesis
Giardiasis
Gout
  • View other providers who treat Gout
Heart Disease
Heart Palpitations
Hemochromatosis
Hepatitis B
Hepatitis C
Hernia
  • View other providers who treat Hernia
Human Immunodeficiency Virus (HIV)
Hyperlipidemia
Hypertension
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Infectious Diarrheal Disease
Intestinal Prolapse
Itchy Skin
Lactose Intolerance
Lipid Disorders
Liver Damage from Alcohol
Migraine
  • View other providers who treat Migraine
Obesity
  • View other providers who treat Obesity
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Shoulder
Osteoporosis
Overweight
Pancreatic Pseudocyst
Pancreatitis
Peptic Ulcer
Polyneuropathy
Polyuria
  • View other providers who treat Polyuria
Retroperitoneum Cancer
Sclerosing Mesenteritis
Sexually Transmitted Diseases (STDs)
Shortness of Breath
Sinus Tachycardia
Sleep Apnea
Throat Pain
Tobacco Use Disorder
Tremor
  • View other providers who treat Tremor
Unexplained Weight Loss
Urinary Stones
Vertigo
  • View other providers who treat Vertigo
Viral Hepatitis
Viral Infection
Visceroptosis
Vitamin B12 Anemia
Vitamin D Deficiency
Wheezing
  • View other providers who treat Wheezing
Care Coordination for Complex Conditions and Procedures
Obesity Counseling
Sigmoidoscopy
Smoking Cessation Counseling

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Fidelis Care
  • Navigate POS
    Nexus Open Access
    Navigate HMO
    Options PPO
    Choice Plus POS
  • Choice POS
    Choice Care Network PPO
    Choice Care PPO
  • Connection Employer Sponsored
    National Blue High Performance Network
    Blue Acess Employer Sponsored
    Empire Blue Cross Blue Shield PPO
    Empire Hospital/Medical (Trad)
    Connection Blue High Performance Network
    Empire Hospital
  • Passage HMO
    Flex Connecticut EPO
  • Liberty Mutual Insurance Company
  • MVP Health Plan EPO
  • Oscar Circle EPO
  • Blue Card PPO
    Blue Card High Performance Network HPN
    High Performance Network - Tiered HPN
  • MagnaCare PPO
  • GHI CBP
    HIP Prime HMO
  • Open Choice PPO
    Elect Choice (Open Access) EPO
    Premier Care Network Plus - Innovation Health
    Select
    Choice Plus POS II
    AWH NJ Choice MultiTier POS II
    Aetna
    AWH NJ Choice MultiTier - Standard Savings POS II
    Premier Care Network APCN Choice (OAMC) POS II
    Managed Choice (Open Access) POS
    APCN Open Access Aetna Select
    Signature Administrators PPO
  • Freedom
  • SimplyBlue/Simply Blue Plus PPO
    BluePPO HSA PPO
  • Cigna
    Cigna PPO
    LocalPlus
    Open Access Plus

Locations

  1. 1 Diamond Medical Group PC
    1488 Wantagh Ave, Wantagh, NY 11793
    Icon Directions Right Arrow Directions Phone Icon (516) 785-6800
  2. 2 Wantagh Internal Medicine PC
    2155 Wantagh Ave, Wantagh, NY 11793
    Icon Directions Right Arrow Directions Phone Icon (516) 785-6800
  3. 3 Meadowbrook Medical Associates
    865 Merrick Ave Ste 150N, Westbury, NY 11590
    Icon Directions Right Arrow Directions Phone Icon (516) 542-3636
  4. 4 Winthrop University Hospital
    259 1st St, Mineola, NY 11501
    Icon Directions Right Arrow Directions Phone Icon (516) 663-0333

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Marshak?
Call now to make an appointment
(516) 785-6800

About Me

Specialties*
Gastroenterology
Internal Medicine
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.
Education

Education

Medical Education
  • UNIVERSITY OF ALASKA / ANCHORAGE CAMPUS
Medical Education
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Marshak communicate via email?
No responses yet.
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No
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Does Dr. Marshak offer telehealth services or virtual visits?
No responses yet.
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Does Dr. Marshak offer an online patient portal?
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No
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Does Dr. Marshak have free onsite parking?
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No
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Does Dr. Marshak offer weekend visits?
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Does Dr. Marshak offer evening visits?
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No
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Does Dr. Marshak specialize in working with children or adolescents?
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Does Dr. Marshak specialize in working with seniors?
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Does Dr. Marshak specialize in couples therapy?
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Does Dr. Marshak specialize in working with LGBTQ+ community?
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Frequently Asked Questions

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. Jarred Marshak, MD. To arrange an appointment, call the number on Dr. Marshak's profile.

Dr. Marshak frequently treats the following conditions: Reflux Esophagitis, Nausea and Esophagitis. See more on Sharecare.

Dr. Jarred Marshak, MD is affiliated with NYU Langone Hospitals, NYU Langone Hospital-Long Island, Newyork-Presbyterian Queens, Long Island Jewish Medical Center, North Shore University Hospital and Mount Sinai South Nassau.

Hospital Affiliations

  • NYU Langone Hospitals

    550 1st Ave, New York, NY

  • NYU Langone Hospital-Long Island

    259 1st St, Mineola, NY

  • Newyork-Presbyterian Queens

    5645 Main St, Flushing, NY

  • Long Island Jewish Medical Center

    270 05 76 Ave, New Hyde Park, NY

  • North Shore University Hospital

    300 Community Dr, Manhasset, NY

  • Mount Sinai South Nassau

    1 Healthy Way, Oceanside, NY