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Dr. John Showalter, MD

Knoxville, TN

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Showalter, Internist in Knoxville, TN?

    Dr. John Showalter, MD is an Internist, who primarily practices in Knoxville, TN with 2 additional practice locations. He is board certified. Dr. Showalter graduated from UNIVERSITY OF KS SCH OF MEDICINE and completed his residency at Mayo Grad School Med/mayo Fndn. Dr. Showalter is fluent in English, and is currently seeing new patients. Dr. Showalter’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Showalter’s office at (865) 584-4747.

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

    • Residency: Mayo Grad School Med/mayo Fndn

    • Medical School: University of Ks Sch of Med, Kansas City Ks | UNIVERSITY OF KS SCH OF MEDICINE | UNIVERSITY OF KS SCH OF MEDICINE

    Is Dr. Showalter board certified as an Internist?

    Yes, Dr. John Showalter, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Showalter speak?

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

    • English

    What conditions does an Internist like Dr. Showalter typically treat?

    As an Internist, Dr. Showalter 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. Showalter. 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. Learn more about our claims-based healthcare methodology.

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Triglycerides
    • Hyperlipidemia
    • High lipids
    • Dyslipidemia

    ICD-10 Codes:

    • E785: Hyperlipidemia, unspecified

    Also known as:

    • Routine Adult Health Checkup
    • Health Checkup
    • Adult physical exam
    • Annual wellness visit for adults
    • General adult medical exam

    ICD-10 Codes:

    • Z0000: Encounter for general adult medical examination without abnormal findings

    Also known as:

    • Vitamin D Deficiency
    • Low Vitamin D Levels
    • Lack of Vitamin D
    • Hypovitaminosis D

    ICD-10 Codes:

    • E559: Vitamin D deficiency, unspecified

    Also known as:

    • Other Specific B Vitamin Deficiency
    • B Vitamins
    • Malnutrition
    • Specific B Vitamin Shortage
    • Less Common B Vitamin Deficiency
    • Rare B Vitamin Deficiency

    ICD-10 Codes:

    • E538: Deficiency of other specified B group vitamins

    Also known as:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Urinary Device Fitting and Adjustment
    • Urological Device Fitting
    • Bladder Device Adjustment
    • Catheter Fitting

    ICD-10 Codes:

    • Z466: Encounter for fitting and adjustment of urinary device

    Also known as:

    • Testicular Hypofunction
    • Testicular Disorder
    • Underactive Testicles
    • Low Testicular Function
    • Hypogonadism

    ICD-10 Codes:

    • E291: Testicular hypofunction

    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

    What procedures does an Internist like Dr. Showalter typically perform?

    As an Internist, procedures performed by Dr. John Showalter may include:

    Please contact Dr. Showalter's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Showalter accept my insurance?

    Dr. Showalter accepts most major insurance plans. Important: Please call our office at (865) 584-4747 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Showalter accept in Knoxville, TN?

    Dr. Showalter in Knoxville, TN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Assurant

    • Blue Cross Blue Shield of Tennessee

    • Centene Corporation

    • Christian Healthcare Ministries

    • Federal government of the United States

    • Group Administrators Ltd

    • Humana

    • Medicare

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Showalter's office located?

    Suite 100

    9303 Park West Blvd Ste 100

    Knoxville, TN 37923

    (865) 584-4747

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    Dr. John Showalter's Practice 2

    11808 Kingston Pike Ste 160

    Knoxville, TN 37934

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    Dr. John Showalter's Practice 3

    121 N Calderwood St

    Alcoa, TN 37701

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

    Dr. Showalter's National Provider Identifier (NPI) number is 1104862002.

    What common questions do patients ask about Dr. Showalter?

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

    What is Dr. John Showalter's specialty?

    Dr. Showalter is a Internist near Knoxville, TN.

    What does an Internist do?

    A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

    Is this Dr. John Showalter affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Showalter is affiliated with Piedmont Atlanta Hospital 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

    When to see an Internist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Internist. Explore 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 John Showalter accepting new patients in Knoxville, TN?

    Yes, Dr. John Showalter is accepting new patients at this time.

    Does Dr. John Showalter offer online booking?

    Please contact Dr. Showalter's office at (865) 584-4747 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Showalter?

    Please contact Dr. Showalter's office at (865) 584-4747 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. John Showalter have?

    Dr. John Showalter is certified by the American Board of Internal Medicine.

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