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PJ

Dr. Peter Johnson, MD

Mequon, WI

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Johnson, Hematology / Oncology Specialist in Mequon, WI?

    Dr. Peter Johnson, MD is a Hematology / Oncology Specialist, who primarily practices in Mequon, WI with 2 additional practice locations. He is board certified. Dr. Johnson is fluent in English, and is currently seeing new patients. Dr. Johnson’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Johnson’s office at (262) 243-7454.

    What languages does Dr. Johnson speak?

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

    • English

    What conditions does Dr. Johnson treat?

    As a Hematology / Oncology Specialist, Dr. Johnson 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. Johnson. 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:

    • Breast Cancer
    • Mammary cancer
    • Breast carcinoma
    • Breast tumor

    ICD-10 Codes:

    • C50912: Malignant neoplasm of unspecified site of left female breast
    • C50911: Malignant neoplasm of unspecified site of right female breast

    Also known as:

    • Lung Cancer
    • Right lung cancer
    • Bronchial cancer
    • Malignant neoplasm of lung
    • Left Lung Cancer
    • Bronchial Cancer
    • Malignant Lung Tumor

    ICD-10 Codes:

    • C3491: Malignant neoplasm of unspecified part of right bronchus or lung
    • C3492: Malignant neoplasm of unspecified part of left bronchus or lung

    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:

    • Anemia
    • Low Red Blood Cell Count
    • Low Hemoglobin
    • Iron deficiency

    ICD-10 Codes:

    • D649: Anemia, unspecified

    Also known as:

    • Low White Blood Cell Count
    • Low White Blood Cell Count from Chemotherapy
    • Blood Disorder
    • Leukopenia
    • Low WBC count
    • Immune system weakness
    • Chemotherapy-induced agranulocytosis
    • Neutropenia from cancer treatment
    • Severe white blood cell deficiency

    ICD-10 Codes:

    • D72819: Decreased white blood cell count, unspecified
    • D701: Agranulocytosis secondary to cancer chemotherapy

    Also known as:

    • Other Inherited Blood Clotting Disorder
    • Bleeding Disorder
    • Rare Thrombophilia
    • Genetic Clotting Tendency

    ICD-10 Codes:

    • D6859: Other primary thrombophilia

    Also known as:

    • Monoclonal Gammopathy
    • Secondary Polycythemia
    • Blood Disorder
    • Plasma Cell Neoplasms (Including Multiple Myeloma) Treatment (PDQ)
    • MGUS
    • Plasma Cell Disorder
    • Gammopathy of Undetermined Significance
    • High red blood cell count (secondary)
    • Excess red blood cells (secondary)
    • Acquired polycythemia

    ICD-10 Codes:

    • D472: Monoclonal gammopathy
    • D751: Secondary polycythemia

    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:

    • Prostate Cancer
    • Prostate Cancer Treatment (PDQ®)
    • Prostatic Carcinoma
    • Prostate Gland Cancer
    • Malignant Prostate Tumor

    ICD-10 Codes:

    • C61: Malignant neoplasm of prostate

    Also known as:

    • Cancer Chemotherapy
    • Chemo treatment
    • Oncology chemotherapy
    • Cancer drug therapy

    ICD-10 Codes:

    • Z5111: Encounter for antineoplastic chemotherapy

    Also known as:

    • Secondary Bone Cancer
    • Bone Cancer
    • Metastatic bone cancer
    • Cancer spread to bone
    • Bone metastases

    ICD-10 Codes:

    • C7951: Secondary malignant neoplasm of bone

    Also known as:

    • Multiple Myeloma
    • Plasma Cell Neoplasms (Including Multiple Myeloma) Treatment (PDQ®)
    • Active multiple myeloma
    • Untreated multiple myeloma
    • Plasma cell myeloma

    ICD-10 Codes:

    • C9000: Multiple myeloma not having achieved remission

    Also known as:

    • Colorectal Cancer
    • Rectal cancer
    • Colon cancer
    • Bowel cancer
    • Malignant neoplasm of rectum

    ICD-10 Codes:

    • C20: Malignant neoplasm of rectum

    Also known as:

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

    ICD-10 Codes:

    • C221: Intrahepatic bile duct carcinoma

    Also known as:

    • Osteoporosis Screening
    • Health Screening
    • Bone Density Test
    • Bone Health Screening
    • DEXA Scan

    ICD-10 Codes:

    • Z13820: Encounter for screening for osteoporosis

    Also known as:

    • Other Abnormal Findings on Lung Scan
    • Unusual Lung Scan Results
    • Atypical Lung Imaging
    • Nonspecific Lung Abnormality

    ICD-10 Codes:

    • R918: Other nonspecific abnormal finding of lung field

    Which procedures does Dr. Johnson perform as a Hematology / Oncology Specialist?

    As a Hematology / Oncology Specialist, procedures performed by a Dr. Peter Johnson may include:

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

    Does Dr. Johnson accept my insurance?

    Dr. Johnson accepts most major insurance plans. Important: Please call our office at (262) 243-7454 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Johnson accept in Mequon, WI?

    Dr. Johnson in Mequon, WI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Allied Benefit Systems

    • Auxiant

    • CVS Health (formerly Aetna)

    • Dean Health Plan

    • Express Scripts

    • Humana

    • Medicare

    • Molina

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Johnson's office located?

    Dr. Peter Johnson's Primary Practice

    13111 N Port Washington Rd

    Mequon, WI 53097

    (262) 243-7454

    Get Directions

    Dr. Peter Johnson's Practice 2

    721 American Ave Ste 108

    Waukesha, WI 53188

    Get Directions

    Dr. Peter Johnson's Practice 3

    2350 N Lake Dr Ste 100

    Milwaukee, WI 53211

    (414) 298-7250

    Get Directions

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

    Dr. Johnson's National Provider Identifier (NPI) number is 1407948763.

    What common questions do patients ask about Dr. Johnson?

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

    What is Dr. Peter Johnson's specialty?

    Dr. Johnson is a Hematology / Oncology Specialist near Mequon, WI. An internist doctor of osteopathy specializing in the combined treatment of hematology and oncology disorders. A doctor of osteopathy who is board eligible or certified by the American Osteopathic Board of Internal Medicine was previously able to obtain a Certificate of Special Qualifications in Hematology and Oncology; however, this certificate is no longer available. Contact Dr. Johnson to book an appointment today.

    Is this Dr. Peter Johnson affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Johnson is affiliated with Ascension Columbia St. Mary's - Women's Medical Center, Orthopaedic Hospital Of Wisconsin 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 Hematology / Oncology Specialist?

    Explore Hematology / Oncology Specialist 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 Peter Johnson accepting new patients in Mequon, WI?

    Yes, Dr. Peter Johnson is accepting new patients at this time.

    Does Dr. Peter Johnson offer online booking?

    Please contact Dr. Johnson's office at (262) 243-7454 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Peter Johnson?

    Please contact Dr. Johnson's office at (262) 243-7454 for information regarding telehealth appointment availability or for scheduling assistance.

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