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Dr. Katherine Orellana, DO

Hackensack, NJ

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Orellana, Pediatric Gastroenterologist in Hackensack, NJ?

    Dr. Katherine Orellana, DO is a Pediatric Gastroenterologist, who primarily practices in Hackensack, NJ with 2 additional practice locations. She is board certified. Dr. Orellana is fluent in English, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Orellana’s office.

    Is Dr. Orellana board certified as a Pediatric Gastroenterologist?

    Yes, Dr. Katherine Orellana, DO is board certified by the American Board of Pediatrics

    What languages does Dr. Orellana speak?

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

    • English

    What conditions does Dr. Orellana treat?

    As a Pediatric Gastroenterologist, Dr. Orellana 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. Orellana. 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:

    • High Liver Enzymes
    • ALT Blood Test
    • AST Test
    • Elevated ALT
    • Elevated AST
    • Abnormal liver function test

    ICD-10 Codes:

    • R7401: Elevation of levels of liver transaminase levels

    Also known as:

    • Crohn's Disease of the Small Intestine
    • Crohn's Disease with Rectal Bleeding
    • Crohn's Disease
    • Crohn’s Disease
    • Gastrointestinal Bleeding
    • Regional Enteritis
    • Inflammatory Bowel Disease (IBD)
    • Ileitis
    • Complicated Crohn's Disease', 'Inflammatory Bowel Disease (IBD) with Complications', 'Panenteric Crohn's with Complications
    • Crohn's Disease with GI Bleeding', 'Inflammatory Bowel Disease (IBD) with Bleeding', 'Panenteric Crohn's with Rectal Bleeding

    ICD-10 Codes:

    • K5000: Crohn's disease of small intestine without complications
    • K50819: Crohn's disease of both small and large intestine with unspecified complications
    • K50811: Crohn's disease of both small and large intestine with rectal bleeding

    Also known as:

    • Widespread Abdominal Pain
    • Upper Middle Abdominal Pain
    • Abdominal Pain
    • General stomach pain
    • Overall belly pain
    • Diffuse abdominal pain
    • Epigastric pain
    • Pain below breastbone
    • Upper stomach pain

    ICD-10 Codes:

    • R1084: Generalized abdominal pain
    • R1013: Epigastric pain

    Also known as:

    • Fatty Liver Disease
    • Liver Disease
    • Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
    • Nonalcoholic Fatty Liver Disease & NASH in Children
    • NAFLD
    • NASH
    • Hepatic steatosis

    ICD-10 Codes:

    • K760: Fatty (change of) liver, not elsewhere classified

    Also known as:

    • Constipation
    • Difficulty Passing Stool
    • Infrequent Bowel Movements
    • Hard Stools

    ICD-10 Codes:

    • K5900: Constipation, unspecified

    Also known as:

    • Failure to Thrive in Children
    • Growth Disorder
    • Poor growth in children
    • Childhood growth problems
    • Infant growth failure

    ICD-10 Codes:

    • R6251: Failure to thrive (child)

    Also known as:

    • Vomiting
    • Nausea and Vomiting
    • Throwing up
    • Emesis
    • Puking

    ICD-10 Codes:

    • R1110: Vomiting, unspecified

    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:

    • Eosinophilic Esophagitis
    • EoE
    • Allergic Esophagitis
    • Eosinophilic Inflammation of Esophagus

    ICD-10 Codes:

    • K200: Eosinophilic esophagitis

    Also known as:

    • Ulcerative Pancolitis with Rectal Bleeding
    • Gastrointestinal Bleeding
    • Ulcerative Colitis
    • Chronic Pancolitis with Bloody Stool
    • Extensive Ulcerative Colitis with Rectal Bleeding
    • GI Bleeding from Pancolitis

    ICD-10 Codes:

    • K51011: Ulcerative (chronic) pancolitis with rectal bleeding

    Also known as:

    • Other Specific Abnormal Blood Chemistry Results
    • Blood
    • Specified Blood Chemistry Imbalance
    • Unusual Blood Chemistry Findings
    • Specific Blood Panel Abnormalities

    ICD-10 Codes:

    • R7989: Other specified abnormal findings of blood chemistry

    Also known as:

    • Stomach Inflammation
    • Stomach Disorder
    • Gastritis & Gastropathy
    • Gastritis
    • Inflamed stomach lining
    • Stomach lining inflammation

    ICD-10 Codes:

    • K2970: Gastritis, unspecified, without bleeding

    Also known as:

    • Non-Infectious Gastroenteritis and Colitis
    • Digestive Disease
    • Inflammation of Stomach and Intestines
    • Non-Bacterial Colitis
    • Gut Inflammation

    ICD-10 Codes:

    • K529: Noninfective gastroenteritis and colitis, unspecified

    Also known as:

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

    ICD-10 Codes:

    • R197: Diarrhea, unspecified

    Also known as:

    • Blocked Bile Duct
    • Bile Duct Disease
    • Biliary Obstruction
    • Bile Duct Blockage
    • Obstructed Bile Duct

    ICD-10 Codes:

    • K831: Obstruction of bile duct

    Also known as:

    • Indeterminate Colitis
    • Unclassified Colitis
    • Colitis of Unknown Type
    • Chronic Colitis

    ICD-10 Codes:

    • K523: Indeterminate colitis

    Also known as:

    • Bilirubin Metabolism Disorder
    • Metabolic Disorder
    • Dubin-Johnson syndrome
    • Dubin-Johnson syndrome', 'Gilbert's syndrome
    • Jaundice cause

    ICD-10 Codes:

    • E806: Other disorders of bilirubin metabolism

    What procedures does Dr. Orellana perform?

    As a Pediatric Gastroenterologist, Dr. Orellana 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. Orellana. 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:

    • 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:

    • Colonoscopy with Biopsy
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening

    CPT Codes:

    • 45380: Colonoscopy, flexible; with biopsy, single or multiple

    Does Dr. Orellana accept my insurance?

    Dr. Orellana accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Orellana accept in Hackensack, NJ?

    Dr. Orellana in Hackensack, NJ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • ArcBest Corporation

    • CVS Health (formerly Aetna)

    • EmblemHealth

    • Express Scripts

    • Gorman-Rupp Co

    • Horizon BlueCross BlueShield

    • MagnaCare Rx

    • National Benefit Fund

    • State of New Jersey

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    Where is Dr. Orellana's office located?

    Dr. Katherine Orellana's Primary Practice

    155 Polifly Rd Ste 102

    Hackensack, NJ 07601

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    Dr. Katherine Orellana's Practice 2

    140 E Ridgewood Ave Ste 480N

    Paramus, NJ 07652

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    Dr. Katherine Orellana's Practice 3

    516 Lawrie St Ste 1

    Perth Amboy, NJ 08861

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

    Dr. Orellana's National Provider Identifier (NPI) number is 1265643068.

    What common questions do patients ask about Dr. Orellana?

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

    What is Dr. Katherine Orellana's specialty?

    Dr. Orellana is a Pediatric Gastroenterologist near Hackensack, NJ. A pediatrician specializing in diagnosing and treating digestive system diseases in infants, children, and adolescents. This expert manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice and is skilled in performing complex diagnostic and therapeutic procedures using endoscopic techniques to visualize internal organs. Contact Dr. Orellana to book an appointment today.

    Is this Dr. Katherine Orellana affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Orellana is affiliated with Hackensack University Medical Center, Englewood Hospital 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 Pediatric Gastroenterologist?

    Explore Pediatric 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 Katherine Orellana accepting new patients in Hackensack, NJ?

    Yes, Dr. Katherine Orellana is accepting new patients at this time.

    Does Dr. Katherine Orellana offer online booking?

    Please contact Dr. Orellana's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Katherine Orellana?

    Please contact Dr. Orellana's office for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Katherine Orellana have?

    Dr. Katherine Orellana is certified by the American Board of Pediatrics.

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