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Dr. Joseph Duva, MD

Gastroenterology*
4.3 (26)
Map Pin Small Riverhead, NY
Call for new patient details
46 years of experience

Offers telehealth

Overview of Dr. Joseph Duva, MD

Dr. Joseph Duva, MD is a Gastroenterology Specialist in Riverhead, NY. They specialize in Gastroenterology, has 46 years of experience, and is board certified in Gastroenterology. They graduated from City University of New York School of Medicine and is affiliated with Stony Brook University Hospital and Peconic Bay Medical Center. Patients rated Dr. Duva an average 4.3 star rating.

Dr. Duva works at East End Internal Medicine in Riverhead, NY. They frequently treat conditions like Esophagitis, Gastritis and Intestinal Diverticulosis along with other conditions at varying frequencies. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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Dr. Duva's Office Locations

  1. 1
    William J. Kornrich MD PC
    887 Old Country Rd Ste A, Riverhead, NY 11901 Icon Directions Right Arrow Directions Phone Icon (631) 727-6122

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Stony Brook University Hospital
  • Peconic Bay Medical Center

Experience & Treatment Frequency

NEW FEATURE

What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Esophagitis
Gastritis
Intestinal Diverticulosis

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Esophagitis
Gastritis
Intestinal Diverticulosis
Diaphragmatic and Hiatal Hernia
Abdominal Pain
Anemia
  • View other providers who treat Anemia
Barrett's Esophagus
Chronic Gastritis
Colorectal Polyp
Constipation
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Gastroptosis
Hemorrhoids
Indigestion
Irritable Bowel Syndrome
Nausea
  • View other providers who treat Nausea
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Duodenal Polypectomy
Endoscopy (Esophagus, Stomach, Small Intestine)
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Flexible Sigmoidoscopy
Manometry
Rigid Proctosigmoidoscopy
Acute Gastritis
All Types of Food Poisoning
Anal or Rectal Pain
Barretts Esophagus with Dysplasia
Benign Neoplasm of the Digestive System
Bile Duct Obstruction
Biliary Cirrhosis
Cirrhosis
Diarrhea
  • View other providers who treat Diarrhea
Diffuse Esophageal Spasm
Duodenal Ulcer
Duodenitis
Dysphagia
E. coli Food Poisoning
Enteritis
Eosinophilic Esophagitis
Esophageal Diverticulum
Esophageal Motility Disorders
Esophageal Ulcer
Gallstones
Gas-Bloat Syndrome
Gastric Ulcer
Heartburn
Hepatitis C
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Ileus
  • View other providers who treat Ileus
Inflammatory Bowel Disease
Intestinal Diverticulitis
Intestinal Obstruction
Intestinal Ulcer
Lactose Intolerance
Non-Alcoholic Fatty Liver Disease
Pancreatic Pseudocyst
Pancreatitis
Peptic Ulcer
Primary Biliary Cholangitis
Reflux Esophagitis
Ulcerative Colitis
Unexplained Weight Loss
Viral Hepatitis
Vitamin_Deficiency
Vomiting Disorders
Colon Cancer Screening
Colorectal Cancer Screening
Gallbladder Scan
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Liver Biopsy
Liver Function Test
pH Probe
  • View other providers who treat pH Probe
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Screening Colonoscopy
Ultrasound, Endoanal
Ultrasound, Esophageal
VAP Lipid Testing
Wireless pH Testing
Check your insurance
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    • Aetna
    • Blue Cross Blue Shield
    • Capital District Physician's Health Plan (CDPHP)
    • Cigna
    • Connecticare
    • EmblemHealth
    • Empire Blue Cross Blue Shield
    • Excellus BlueCross BlueShield
    • MagnaCare
    • MVP Health Care
    • Oxford Health Plans
    • UnitedHealthCare

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

    Learn more about how FindCare's ratings and reviews work

    4.3
    Average provider rating
    Based on 26 ratings
    Patient Ratings (26)
    5 Star
    (20)
    4 Star
    (2)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (4)
    Leave a review

    How was your appointment with Dr. Duva?

    Sep 10, 2022
    Went in for a pre op visit re a colonoscopy. The receptiomist, and his assistants Kathy and Karen couldn't have been nicer or more helpful.
    jan accordino — Sep 10, 2022
    Read more reviews on Healthgrades
    Photo: Dr. Joseph Duva, MD
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    • Likelihood of recommending Dr. Duva to family and friends

    Dr. Duva's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Duva

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Joseph Duva, MD

    Specialties*
    • Gastroenterology

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Years of Experience
    • 46 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.

    Languages Spoken
    • English
    Languages Spoken
    NPI Number
    • 1992817977
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Medical Education
    • City University of New York School of Medicine
    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.

    Frequently Asked Questions

    Dr. Duva has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Duva works at East End Internal Medicine in Riverhead, NY. View the full address on Dr. Duva’s profile.

    Dr. Duva has seen patients for Esophagitis, Gastritis and Intestinal Diverticulosis, and more. You can see other conditions treated by Dr. Duva on their profile. Please call the provider’s office to confirm all visit reasons.

    26 patients have reviewed Dr. Duva. The overall rating for this provider is 4.3. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Duva.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Duva, there are benefits to both methods. A person calling to schedule an with Dr. Duva appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Duva, or would you like to choose another provider and have an online appointment right now?
    Find provider online now
    Call now to make an appointment
    (631) 727-6122

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