Dr. John Allendorf, MD

Dr. John Allendorf, MD

Complex General Surgical Oncology | Male | 45 years old

Winthrop Surgical Assoc. PC
Accepting new patients

Learn about this Doctor

Dr. Allendorf specializes in Complex General Surgical Oncology and practices in Mineola, NY. He practices at 1 location.

Are you Dr. Allendorf? Add your own statement here.

Dr. Allendorf's Experience

82Experience
Match
Experience Match

See how Dr. Allendorf's experience matches your preferences.

2
Specialties

For the best healthcare for your needs, choose a doctor who specializes in your medical condition.

42
Conditions Treated

Check to see that this provider treats your medical condition.

21
Procedures Performed

Check to see that this provider performs the procedure that you need.

Background Check

Check to see if your provider has any malpractices, board actions, or sanctions.

  • 0
    Malpractice Claims not available

    No malpractice history found for New York.

  • 0
    Sanctions

    No sanctions history found for the years that Healthgrades collects data.

  • 0
    Board Actions

Education

Learn more about where this provider went to medical school, residency, and more.

  • Medical School
  • Internship Hospital
  • Residency Hospital
  • Fellowship Hospital
  • Undergraduate School
  • Other Education
Languages Spoken

Check to see what languages this provider and/or staff speak.

Languages Spoken

    Visiting Dr. Allendorf

    Dr. Allendorf accepts 12 insurance carriers

    View all insurance carriers

    12 Insurance Carriers Accepted*

    *Please verify this information when scheduling an appointment

    /* /.overlay-container */}

    Affiliated Hospitals

    Hospital Quality

    Check out the quality of care at the 1 hospitals where Dr. Allendorf has admitting privileges.

    Hospital Quality Awards

    ×

    Reviewing Dr. Allendorf

    Dr. Allendorf's Review Details
    4.3 based on 12 responses
    Help millions around the nation find the right doctor by sharing your experience with your doctor.
    Key Survey Insights
    • Trustworthiness
       (12)
    • Helpfulness
       (12)
    • Staff
       (12)
    • Scheduling
       (12)
    Experience with Dr. Allendorf
    • Level of trust in provider's decisions
       (12)
    • How well provider explains medical condition(s)
       (12)
    • How well provider listens and answers questions
       (12)
    • Spends appropriate amount of time with patients
       (12)
    Dr. Allendorf's Office & Staff
    • Ease of scheduling urgent appointments
       (12)
    • Office environment, cleanliness, comfort, etc.
       (12)
    • Staff friendliness and courteousness
       (12)
    • Total wait time (waiting & exam rooms)
      10 – 15 minutes (11)
    Open Full Survey+
    Commack NY |
    My while experience was handled very professionally with ample time to ask questions and feel very confident though out my whole experience
    in Freeport, NY |
    Dr. Allendorf saved my life..... Thank you and God Bless!
    Have you seen Dr. Allendorf?
    Are you Dr. Allendorf? Post a response on your personalized profile.
    ×

    Specialties

    • Complex General Surgical Oncology
    • General Surgery

    Conditions Treated

    • Adrenal Gland Cancer
    • All Lymphoma
    • Anal and Rectal Cancer
    • Anal Disorders
    • Appendicitis
    • Bile Duct Cancer
    • Bladder Cancer
    • Blood Disorders
    • Bone Disorders
    • Breast Cancer
    • Breast Diseases
    • Cancer
    • Cervical Cancer
    • Colorectal Cancer
    • Esophageal Cancer
    • Esophageal Diseases
    • Gallbladder and Biliary Tract Cancer
    • Gallbladder Cancer
    • Gallbladder Diseases
    • Gastrointestinal Diseases
    • Gynecologic Cancer
    • Head and Neck Cancer
    • Hodgkin's Disease
    • Liver Cancer
    • Lung Cancer
    • Neuroendocrine Tumors
    • Non-Hodgkin's Lymphoma
    • Ovarian Cancer
    • Pancreatic Cancer
    • Pancreatic Disease
    • Pulmonary Disease
    • Secondary Malignancies
    • Small Intestine Cancer
    • Soft Tissue Sarcoma
    • Stomach and Small Intestine Cancer
    • Stomach Cancer
    • Stomach Diseases
    • Testicular Cancer
    • Thyroid Cancer
    • Urinary Disorders
    • Uterine Cancer
    • Uterine Diseases

    Procedures Performed

    • Abdominal Surgery
    • Adrenalectomy
    • Appendectomy
    • Bile Duct Procedure
    • Colon and Rectal Surgery
    • Excision of Bile Duct Tumor
    • Gallbladder Removal
    • Gallbladder Removal (Cholecystectomy), Laparoscopic
    • Gallbladder Surgery
    • Gastroenterology Procedures
    • Head and Neck Surgery
    • Laparoscopic Surgical Procedure
    • Lung Surgery
    • Lymph Node Biopsy or Excision
    • Minimally Invasive Surgery
    • Open Tumor Ablation, Liver
    • Pancreatectomy (incl. Pancreas Transplant and Whipple Procedure)
    • Percutaneous Tumor Ablation, Liver
    • Port Placements or Replacements
    • Removal of Reproductive Organs (Hysterectomy, Oophorectomy, Salpingectomy, Salpingo-Oophorectomy, Resection of Peritoneal Malignancy)
    • Thyroid Surgery

    Background Check

    • 0
      Malpractice Claims

      No malpractice history found for New York.

    • 0
      Sanctions

      No sanctions history found for the years that Healthgrades collects data.

    • 0
      Board Actions

      No board actions found for the years that Healthgrades collects data.

    Education

    • Medical School
      Columbia University / College of Physicians And Surgeons

      Graduated in 1997

    • Internship Hospital
      Columbia Presbyterian Medical Center

      Completed in 1998

    • Residency Hospital
      New York Presbyterian Hosp Columbia Univ Medical Ctr

      Completed in 2002

    • Fellowship Hospital
      Columbia U/Ny Pres Hospital

      Completed in 2003

    • Undergraduate School
      John's Hopkins U

      Graduated in 1992

    Awards & Recognition

    • Awards & Honors

      Dr. Allendorf has no awards or honors listed.

    • Media & Publications

      Dr. Allendorf has no media or publications listed.

    Languages Spoken

    • English
    ×

    Dr. Allendorf's experience matches your search based on the following criteria:

    • Based on total number of patients treated over the last 12 months
    • Specializes in Complex General Surgical Oncology
    • No board certification on record with Healthgrades
    • No malpractice claims found
    • No sanctions found
    • No board actions found
    ×

    Why Does Experience Matter?

    Even specialists specialize. One orthopedic surgeon might do nothing but hip surgeries, while another does nothing but knees. If you want the best possible care, it’s critical to match your medical need with the doctor who truly specializes in treating it.

    ×

    Patient Satisfaction Results for Dr. Allendorf

    Overall Patient Satisfaction Score

    Dr. Allendorf's Office & Staff

    Ease of scheduling urgent appointments
    Office environment, cleanliness, comfort, etc.
    Staff friendliness and courteousness
    Total wait time (waiting & exam rooms)
    10 – 15 minutes

    Experience with Dr. Allendorf

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