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Dr. William Diehl, MD

Dr. William Diehl, MD

Berkeley Heights, NJ

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Diehl, Surgical Oncologist in Berkeley Heights, NJ?

    Dr. William Diehl, MD is a Surgical Oncologist, who primarily practices in Berkeley Heights, NJ with 2 additional practice locations. He is board certified by the American Board of Surgery. Dr. Diehl graduated from Universidad Anahuac School of Medicine and completed his residency at Morristown Mem Hosp, General Surgery; Clarian Indiana Univ Hosp, General Surgery. Dr. Diehl is fluent in English and Spanish, and is currently seeing new patients. Dr. Diehl’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Diehl’s office.

    What are Areas of Expertise for Dr. Diehl?

    Dr. William Diehl, MD is a highly-rated, board-certified Surgical Oncologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Diehl empowers patients to confidently navigate their health journey, specializing in Breast Cancer, Colon Cancer, Gastrointestinal Cancer, Pancreatic Cancer, or comprehensive wellness support. Serving the Berkeley Heights/NJ community, Dr. Diehl is dedicated to enhancing lives through expert, patient-centered care.

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

    • Fellowship: General Surgical Oncology, Memorial Sloan-Kettering Cancer Center, New York, NY | Memorial Sloan Kettering

    • Residency: Morristown Mem Hosp, General Surgery; Clarian Indiana Univ Hosp, General Surgery | General Surgery, Morristown Medical Center, Morristown, NJ | Morristown Memorial Hospital | Indiana University Affiliated Hospitals

    • Medical School: Universidad Anahuac School of Medicine | Universidad Anahuac School of Medicine

    Is Dr. Diehl board certified in Surgical Oncologist?

    Yes, Dr. William Diehl, MD is board certified by the American Board of Surgery

    What languages does Dr. Diehl speak?

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

    • English

    • Spanish

    What conditions does Dr. Diehl treat?

    As a Surgical Oncologist, Dr. Diehl 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. Diehl. 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-Outer Quadrant Right Female Breast Cancer
    • Breast Cancer
    • Early Breast Cancer of the Left Breast
    • Early Breast Cancer of the Right Breast
    • Upper-Inner Quadrant Right Female Breast Cancer
    • Right female breast cancer upper-outer
    • Upper-outer right female breast tumor
    • Malignant growth in upper-outer right female breast
    • Mammary cancer
    • Breast carcinoma
    • Breast tumor
    • Female Breast Cancer
    • Malignant Breast Tumor
    • Breast Carcinoma
    • Intraductal carcinoma in situ left breast
    • Precancerous cells left breast
    • Non-invasive breast cancer left breast
    • DCIS left breast
    • Intraductal carcinoma in situ right breast
    • Precancerous cells right breast
    • Non-invasive breast cancer right breast
    • DCIS right breast
    • Right female breast cancer upper-inner
    • Upper-inner right female breast tumor
    • Malignant growth in upper-inner right female breast

    ICD-10 Codes:

    • C50411: Malignant neoplasm of upper-outer quadrant of right female breast
    • C50912: Malignant neoplasm of unspecified site of left female breast
    • C50919: Malignant neoplasm of unspecified site of unspecified female breast
    • C50412: Malignant neoplasm of upper-outer quadrant of left female breast
    • D0512: Intraductal carcinoma in situ of left breast
    • D0511: Intraductal carcinoma in situ of right breast
    • C50911: Malignant neoplasm of unspecified site of right female breast
    • C50811: Malignant neoplasm of overlapping sites of right female breast
    • C50211: Malignant neoplasm of upper-inner quadrant of right female breast

    Also known as:

    • Abnormal Breast Imaging Results
    • Mammography
    • Inconclusive mammogram
    • Unclear breast scan results
    • Abnormal breast scan

    ICD-10 Codes:

    • R928: Other abnormal and inconclusive findings on diagnostic imaging of breast

    Also known as:

    • Mammogram for Breast Cancer Screening
    • Health Screening
    • Mammography
    • Breast Cancer Screening (PDQ®)
    • Mammograms
    • Breast X-ray
    • Breast Cancer Check

    ICD-10 Codes:

    • Z1231: Encounter for screening mammogram for malignant neoplasm of breast

    Also known as:

    • Tiny Calcium Spots on Mammogram
    • Mammography
    • Breast microcalcifications
    • Mammogram calcifications
    • Small calcium deposits in breast

    ICD-10 Codes:

    • R920: Mammographic microcalcification found on diagnostic imaging of breast

    Also known as:

    • Arm Swelling After Mastectomy
    • Lymphedema
    • Mastectomy
    • Post-Mastectomy Lymphedema
    • Swelling After Breast Cancer Surgery

    ICD-10 Codes:

    • I972: Postmastectomy lymphedema syndrome

    Also known as:

    • Breast Pain
    • Breast Disease
    • Mastalgia
    • Tender Breasts
    • Sore Breasts

    ICD-10 Codes:

    • N644: Mastodynia

    Which procedures does Dr. Diehl perform as a Surgical Oncologist?

    As a Surgical Oncologist, procedures performed by a Dr. William Diehl may include:

    For detailed information, please contact Dr. Diehl's office.

    Does Dr. Diehl accept my insurance?

    Dr. Diehl 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. Diehl accept in Berkeley Heights, NJ?

    Dr. Diehl in Berkeley Heights, 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

    • Carepoint Health

    • CareSource

    • Centene

    • CVS Health (formerly Aetna)

    • Department of Veterans Affairs

    • Express Scripts

    • Horizon BlueCross BlueShield

    • Medicare

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Diehl's office located?

    Dr. William Diehl's Primary Practice

    1 Diamond Hill Rd

    Berkeley Heights, NJ 07922

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    Dr. William Diehl's Practice 2

    261 James St Ste 2G

    Morristown, NJ 07960

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    Dr. William Diehl's Practice 3

    150 Park Ave

    Florham Park, NJ 07932

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

    Dr. Diehl's National Provider Identifier (NPI) number is 1629068457.

    What common questions do patients ask about Dr. Diehl?

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

    What is Dr. William Diehl's specialty?

    Dr. Diehl is a Surgical Oncologist near Berkeley Heights, NJ. A surgical oncologist is a highly qualified and trained surgeon with specialized expertise in the prevention, diagnosis, treatment, and rehabilitation of cancer patients. They have received additional training in a multidisciplinary approach and dedicate a significant portion of their practice to these areas, as well as to cancer research. Contact Dr. Diehl to book an appointment today.

    Is this Dr. William Diehl affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Diehl is affiliated with Morristown 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 Surgical Oncologist?

    Explore Surgical 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 William Diehl accepting new patients in Berkeley Heights, NJ?

    Yes, Dr. William Diehl is accepting new patients at this time.

    Does Dr. William Diehl offer online booking?

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

    How can I make an appointment with William Diehl?

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

    Which board certifications does Dr. William Diehl have?

    Dr. William Diehl is certified by the American Board of Surgery.

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