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Dr. Andrew Jennis, MD

Hackensack, NJ

34 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Jennis, Medical Oncologist in Hackensack, NJ?

    Dr. Andrew Jennis, MD is a Medical Oncologist, who primarily practices in Hackensack, NJ with 2 additional practice locations. He has been practicing for over 34 years and is board certified by the American Board of Internal Medicine. Dr. Jennis completed his residency at Beth Israel Deaconess Hp M C, Medical Oncology; Mt Sinai Med Ctr, Internal Medicine. Dr. Jennis is fluent in English and Spanish, and is currently seeing new patients. Dr. Jennis’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Jennis’s office at (201) 996-5863.

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

    • Residency: Beth Israel Deaconess Hp M C, Medical Oncology; Mt Sinai Med Ctr, Internal Medicine

    • Medical School: Columbia Univ Coll of Physicians And Surgeons, New York Ny

    Is Dr. Jennis board certified in Medical Oncologist?

    Yes, Dr. Andrew Jennis, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Jennis speak?

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

    • English

    • Spanish

    What conditions does Dr. Jennis treat?

    As a Medical Oncologist, Dr. Jennis 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. Jennis. 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:

    • Cancer Chemotherapy
    • Cancer Immunotherapy
    • Chemo treatment
    • Oncology chemotherapy
    • Cancer drug therapy
    • Oncology immunotherapy
    • Immune therapy for cancer

    ICD-10 Codes:

    • Z5111: Encounter for antineoplastic chemotherapy
    • Z5112: Encounter for antineoplastic immunotherapy

    Also known as:

    • Colorectal Cancer
    • Rectal cancer
    • Colon cancer
    • Bowel cancer
    • Malignant neoplasm of rectum
    • Malignant neoplasm of colon
    • Malignant neoplasm of sigmoid colon
    • Colon Cancer
    • Ascending Colon Cancer
    • Bowel Cancer
    • Colorectal Carcinoma

    ICD-10 Codes:

    • C20: Malignant neoplasm of rectum
    • C189: Malignant neoplasm of colon, unspecified
    • C187: Malignant neoplasm of sigmoid colon
    • C182: Malignant neoplasm of ascending colon

    Also known as:

    • Neuroendocrine Tumor
    • Other non-cancerous neuroendocrine Tumor
    • Cancer
    • Endocrine Disease
    • Benign Tumor
    • Malignant NET
    • Neuroendocrine Cancer
    • NET Cancer
    • Other benign neuroendocrine growths
    • Various non-cancerous hormone-producing tumors

    ICD-10 Codes:

    • C7A8: Other malignant neuroendocrine tumors
    • D3A8: Other benign neuroendocrine tumors

    Also known as:

    • Cancer Spread to Liver and Bile Duct
    • Liver Cancer
    • Childhood Liver Cancer
    • Metastatic Liver Cancer
    • Secondary Liver Tumor
    • Liver Metastasis
    • Hepatic Cancer
    • Hepatocellular Carcinoma

    ICD-10 Codes:

    • C787: Secondary malignant neoplasm of liver and intrahepatic bile duct
    • C220: Liver cell carcinoma

    Also known as:

    • Vascular Access Device Management
    • Vascular Access Care
    • Port Management
    • Catheter Care

    ICD-10 Codes:

    • Z452: Encounter for adjustment and management of vascular access device

    Also known as:

    • Pancreatic Cancer
    • Pancreas Cancer
    • Malignant Pancreatic Tumor
    • Pancreatic Carcinoma
    • Cancer of the pancreas
    • Malignant neoplasm of pancreas
    • Pancreatic adenocarcinoma

    ICD-10 Codes:

    • C259: Malignant neoplasm of pancreas, unspecified
    • C250: Malignant neoplasm of head of pancreas

    Also known as:

    • Stomach Cancer
    • Gastric Cancer
    • Stomach Carcinoma
    • Cardia Cancer

    ICD-10 Codes:

    • C160: Malignant neoplasm of cardia

    Also known as:

    • Dehydration
    • Fluid and Electrolyte Balance
    • Lack of Fluids
    • Fluid Loss
    • Body Water Depletion

    ICD-10 Codes:

    • E860: Dehydration

    Also known as:

    • History of large intestine cancer
    • Colorectal Cancer
    • Past colon cancer
    • Colorectal cancer survivor
    • Previous large bowel malignancy

    ICD-10 Codes:

    • Z85038: Personal history of other malignant neoplasm of large intestine

    Also known as:

    • Anal Cancer
    • Anal Cancer Treatment (PDQ®)
    • Anus Cancer
    • Anal Carcinoma

    ICD-10 Codes:

    • C210: Malignant neoplasm of anus, unspecified

    Also known as:

    • Esophageal Cancer
    • Esophagus Cancer
    • Malignant Neoplasm of Esophagus
    • Gullet Cancer

    ICD-10 Codes:

    • C155: Malignant neoplasm of lower third of esophagus

    Also known as:

    • Bile Duct Cancer
    • Liver Cancer
    • Cholangiocarcinoma
    • Intrahepatic cholangiocarcinoma

    ICD-10 Codes:

    • C221: Intrahepatic bile duct carcinoma

    Also known as:

    • Secondary Peritoneal Cancer
    • Cancer
    • Peritoneal Disorder
    • Metastatic Peritoneal Cancer
    • Cancer Spread to Peritoneum
    • Peritoneal Carcinomatosis

    ICD-10 Codes:

    • C786: Secondary malignant neoplasm of retroperitoneum and peritoneum

    Which procedures does Dr. Jennis perform as a Medical Oncologist?

    As a Medical Oncologist, procedures performed by a Dr. Andrew Jennis may include:

    For detailed information, please contact Dr. Jennis' office.

    Does Dr. Jennis accept my insurance?

    Dr. Jennis accepts most major insurance plans. Important: Please call our office at (201) 996-5863 before your appointment to verify that your specific plan and network are accepted.

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

    Dr. Jennis 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

    • American Health and Life Insurance Company

    • Carepoint Health

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Horizon BlueCross BlueShield

    • Medicare

    • Mutual of Omaha

    • State of Maine

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Jennis' office located?

    Dr. Andrew Jennis' Primary Practice

    92 2nd St

    Hackensack, NJ 07601

    (201) 996-5863

    Get Directions

    Dr. Andrew Jennis' Practice 2

    7650 River Rd Ste 200

    North Bergen, NJ 07047

    Get Directions

    Dr. Andrew Jennis' Practice 3

    225 Minnisink Rd Bldg B

    Totowa, NJ 07512

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

    Dr. Jennis's National Provider Identifier (NPI) number is 1720049398.

    What common questions do patients ask about Dr. Jennis?

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

    What is Dr. Andrew Jennis's specialty?

    Dr. Jennis is a Medical Oncologist near Hackensack, NJ. An internist specializing in the diagnosis and treatment of various cancers and both benign and malignant tumors. This specialist determines and administers therapy for malignancies and collaborates with surgeons and radiation oncologists on additional cancer treatment options. Contact Dr. Jennis to book an appointment today.

    Is this Dr. Andrew Jennis affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Jennis is affiliated with Hackensack University Medical Center 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

    Where can I learn more about Medical Oncologist?

    Explore Medical Oncologist 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 Andrew Jennis accepting new patients in Hackensack, NJ?

    Yes, Dr. Andrew Jennis is accepting new patients at this time.

    Does Dr. Andrew Jennis offer online booking?

    Please contact Dr. Jennis's office at (201) 996-5863 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Andrew Jennis?

    Please contact Dr. Jennis's office at (201) 996-5863 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Andrew Jennis have?

    Dr. Andrew Jennis is certified by the American Board of Internal Medicine.

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