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Dr. Elliott Dreznick, MD

Port Jefferson Station, NY

35 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Dreznick, Gastroenterologist in Port Jefferson Station, NY?

    Dr. Elliott Dreznick, MD is a Gastroenterologist, who primarily practices in Port Jefferson Station, NY. He has been practicing for over 35 years and is board certified. Dr. Dreznick graduated from New York Medical College and completed his residency at Maimonides Med Ctr, Gastroenterology; Long Island Jewish Med Ctr, Internal Medicine. Dr. Dreznick is fluent in English and French, and is currently seeing new patients. Dr. Dreznick’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Dreznick’s office at (631) 642-9090.

    Where did Dr. Dreznick go to medical school and complete their residency?

    • Residency: Maimonides Med Ctr, Gastroenterology; Long Island Jewish Med Ctr, Internal Medicine

    • Medical School: New York Med Coll- Valhalla Ny | New York Medical College

    Is Dr. Dreznick board certified as a Gastroenterologist?

    Yes, Dr. Elliott Dreznick, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Dreznick speak?

    Dr. Dreznick and their clinical team can communicate with patients in the following languages:

    • English

    • French

    What conditions does a Gastroenterologist like Dr. Dreznick typically treat?

    As a Gastroenterologist, Dr. Dreznick diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Dreznick. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology here.

    Also known as:

    • Colon Cancer Screening
    • Health Screening
    • Colorectal Cancer Screening (PDQ®)
    • Screening Tests to Detect Colorectal Cancer and Polyps
    • Tests to Detect Colorectal Cancer and Polyps
    • Colorectal Cancer Screening
    • Colonoscopy Screening
    • Bowel Cancer Screening

    ICD-10 Codes:

    • Z1211: Encounter for screening for malignant neoplasm of colon

    Also known as:

    • Acid Reflux
    • GERD with Esophagitis
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Eosinophilic Esophagitis
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion
    • Reflux Esophagitis
    • Acid Reflux Esophagus Inflammation
    • Heartburn with Esophagus Damage

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis
    • K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding

    Also known as:

    • Exposure to COVID-19
    • COVID-19 (Coronavirus Disease 2019)
    • COVID-19 contact
    • Suspected coronavirus exposure
    • SARS-CoV-2 exposure

    ICD-10 Codes:

    • Z20822: Contact with and (suspected) exposure to COVID-19

    Also known as:

    • Rectal Bleeding
    • Gastrointestinal Bleeding
    • Gastrointestinal (GI) Bleeding
    • Anal Bleeding
    • Blood in Stool
    • Lower GI Bleed

    ICD-10 Codes:

    • K625: Hemorrhage of anus and rectum

    Also known as:

    • Diarrhea
    • Loose stools
    • Runny poop
    • Frequent bowel movements

    ICD-10 Codes:

    • R197: Diarrhea, unspecified

    What procedures does a Gastroenterologist like Dr. Dreznick typically perform?

    As a Gastroenterologist, Dr. Dreznick performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Dreznick. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology here.

    Also known as:

    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy with Biopsy
    • Colonoscopy with Polyp Removal
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy
    • Colon Exam with Biopsy
    • Lower Endoscopy
    • Colon Cancer Screening
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening
    • Flexible Colonoscopy with Polypectomy
    • Colon Polyp Removal
    • Colorectal Lesion Excision

    CPT Codes:

    • 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45380: Colonoscopy, flexible; with biopsy, single or multiple
    • 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique

    Also known as:

    • Upper Endoscopy with Biopsy
    • Biopsy
    • Endoscopy
    • EGD with Biopsy
    • Gastroscopy with Biopsy
    • Esophagogastroduodenoscopy with Biopsy

    CPT Codes:

    • 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple

    Also known as:

    • Flexible Sigmoidoscopy
    • Colorectal Cancer Screening Tests
    • Sigmoidoscopy
    • Lower colon exam
    • Flexible colon scope
    • Rectum and lower colon check

    CPT Codes:

    • 45330: Sigmoidoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Does Dr. Dreznick accept my insurance?

    Dr. Dreznick accepts most major insurance plans. Important: Please call our office at (631) 642-9090 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Dreznick accept in Port Jefferson Station, NY?

    Dr. Dreznick in Port Jefferson Station, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Bankers Life

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Medicare

    • MultiPlan Corporation

    • Service Employees International Union (SEIU)

    • State of New York

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Dreznick's office located?

    Dr. Elliott Dreznick's Primary Practice

    1174 Route 112

    Port Jefferson Station, NY 11776

    (631) 642-9090

    Get Directions

    What is Dr. Dreznick's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Dreznick's National Provider Identifier (NPI) number is 1861448078.

    What common questions do patients ask about Dr. Dreznick?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Dreznick

    What is Dr. Elliott Dreznick's specialty?

    Dr. Dreznick is a Gastroenterologist near Port Jefferson Station, NY.

    What does a Gastroenterologist do?

    An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs.

    Is this Dr. Elliott Dreznick affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Dreznick is affiliated with Mather Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    When to see a Gastroenterologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Gastroenterologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Elliott Dreznick accepting new patients in Port Jefferson Station, NY?

    Yes, Dr. Elliott Dreznick is accepting new patients at this time.

    Does Dr. Elliott Dreznick offer online booking?

    Please contact Dr. Dreznick's office at (631) 642-9090 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Elliott Dreznick?

    Please contact Dr. Dreznick's office at (631) 642-9090 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Elliott Dreznick have?

    Dr. Elliott Dreznick is certified by the American Board of Internal Medicine.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>