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Dr. Gregory Mccarthy, MD

Manchester, NH

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Mccarthy, Gastroenterologist in Manchester, NH?

    Dr. Gregory Mccarthy, MD is a Gastroenterologist, who primarily practices in Manchester, NH with 2 additional practice locations. He is board certified. Dr. Mccarthy graduated from New Jersey College of Dentistry and completed his residency at Dartmouth-Hitchcock Medical Center Program. Dr. Mccarthy is fluent in English and Spanish, and is currently seeing new patients. Dr. Mccarthy’s practice accepts Cigna, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Mccarthy’s office at (720) 652-8650.

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

    • Residency: Dartmouth-Hitchcock Medical Center Program

    • Medical School: New Jersey College of Dentistry | Universidad Nacional Autonoma de Honduras Facultad de Ciencias Medicas

    Is Dr. Mccarthy board certified as a Gastroenterologist?

    Yes, Dr. Gregory Mccarthy, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Mccarthy speak?

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

    • English

    • Spanish

    What conditions does Dr. Mccarthy treat?

    As a Gastroenterologist, Dr. Mccarthy 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. Mccarthy. 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.

    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
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis

    Also known as:

    • Other Esophagus Condition
    • Barrett's Esophagus
    • Esophagus Disorder
    • Barrett’s Esophagus
    • Various esophageal diseases
    • Miscellaneous esophagus problems
    • Other food pipe issues
    • Barrett's condition
    • Esophageal metaplasia

    ICD-10 Codes:

    • K2289: Other specified disease of esophagus
    • K2270: Barrett's esophagus without dysplasia

    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:

    • Colon Polyps
    • Colonic Polyps
    • Colorectal polyps
    • Bowel polyps
    • Intestinal polyps

    ICD-10 Codes:

    • K635: Polyp of colon

    Also known as:

    • Iron Deficiency Anemia
    • Anemia
    • Iron
    • Anemia from Iron Lack
    • Low Iron Anemia
    • Sideropenic Anemia

    ICD-10 Codes:

    • D509: Iron deficiency anemia, unspecified

    What procedures does Dr. Mccarthy perform?

    As a Gastroenterologist, Dr. Mccarthy 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. Mccarthy. 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.

    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:

    • Esophagus Widening Procedure (Endoscopic)
    • Diagnostic Upper Endoscopy with Biopsy
    • Colonoscopy with Injections
    • EGD with Esophageal Balloon Dilation
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Esophageal Dilation
    • EGD with Dilation
    • Upper Endoscopy with Widening
    • EGD with Biopsy
    • Esophagogastroduodenoscopy
    • Upper GI Endoscopy
    • Stomach Scope with Sample
    • Flexible Colonoscopy with Injection
    • Colon Scope with Medication
    • Therapeutic Colonoscopy
    • Upper Endoscopy with Esophageal Dilation
    • Flexible Esophagoscopy with Balloon
    • EGD with Balloon Widening

    CPT Codes:

    • 43248: Esophagogastroduodenoscopy, flexible, transoral; with insertion of guide wire followed by passage of dilator(s) through esophagus over guide wire
    • 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
    • 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)

    Also known as:

    • Upper Endoscopy with Stomach/Duodenum Dilation
    • Upper Endoscopy with Polyp Removal
    • EGD with Dilation
    • Esophageal Dilation
    • Stomach Stricture Widening
    • Duodenal Stricture Repair
    • EGD with Polypectomy
    • Esophagus, Stomach, Duodenum Scope with Removal
    • Flexible Endoscopy Tumor Excision

    CPT Codes:

    • 43245: Esophagogastroduodenoscopy, flexible, transoral; with dilation of gastric/duodenal stricture(s) (eg, balloon, bougie)
    • 43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique

    Does Dr. Mccarthy accept my insurance?

    Dr. Mccarthy accepts most major insurance plans. Important: Please call our office at (720) 652-8650 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Mccarthy accept in Manchester, NH?

    Dr. Mccarthy in Manchester, NH accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • BEST Health Plan

    • Centene

    • Cigna

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Martin's Point

    • Medicare

    • Point32Health

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Mccarthy's office located?

    Dr. Gregory Mccarthy's Primary Practice

    100 Hitchcock Way

    Manchester, NH 03104

    (720) 652-8650

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    Dr. Gregory Mccarthy's Practice 2

    36 Country Club Rd Unit 823

    Gilford, NH 03249

    (603) 527-0052

    Get Directions

    Dr. Gregory Mccarthy's Practice 3

    87 Spring St Ste 202

    Laconia, NH 03246

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

    Dr. Mccarthy's National Provider Identifier (NPI) number is 1942393525.

    What common questions do patients ask about Dr. Mccarthy?

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

    What is Dr. Gregory Mccarthy's specialty?

    Dr. Mccarthy is a Gastroenterologist near Manchester, NH. 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. Contact Dr. Mccarthy to book an appointment today.

    Is this Dr. Gregory Mccarthy affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Mccarthy is affiliated with Elliot Hospital, St. Joseph Hospital - Nashua, NH, Southern New Hampshire Medical Center, Concord Hospital – Laconia which are a Castle Connolly Top Hospitals. 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

    Where can I learn more about Gastroenterologist?

    Explore Gastroenterologist with 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 Gregory Mccarthy accepting new patients in Manchester, NH?

    Yes, Dr. Gregory Mccarthy is accepting new patients at this time.

    Does Dr. Gregory Mccarthy offer online booking?

    Please contact Dr. Mccarthy's office at (720) 652-8650 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Gregory Mccarthy?

    Please contact Dr. Mccarthy's office at (720) 652-8650 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Gregory Mccarthy have?

    Dr. Gregory Mccarthy is certified by the American Board of Internal Medicine.

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