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Dr. Brian Grus, MD

Dr. Brian Grus, MD

O Fallon, MO

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Grus, Internist in O Fallon, MO?

    Dr. Brian Grus, MD is an Internist, who primarily practices in O Fallon, MO with 2 additional practice locations. He is board certified. Dr. Grus completed his residency at Barnes-Jewish Hosp-S Campus, Internal Medicine. Dr. Grus is fluent in English, and is currently seeing new patients. Dr. Grus’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Grus’s office at (636) 344-2400.

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

    • Residency: Barnes-Jewish Hosp-S Campus, Internal Medicine | Washington University Medical Center in St. Louis

    • Medical School: University of Pa Sch of Med, Philadelphia Pa

    Is Dr. Grus board certified as an Internist?

    Yes, Dr. Brian Grus, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Grus speak?

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

    • English

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

    As an Internist, Dr. Grus 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. Grus. 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 here.

    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:

    • Type 2 Diabetes with Other Circulation Problems
    • Type 2 Diabetes with Diabetic Neuropathy
    • Diabetes Complicationss
    • Diabetes Type 2
    • Type 2 diabetes
    • Diabetic Nerve Problems
    • Diabetic Neuropathy
    • Diabetic Vascular Complications
    • Diabetes Heart and Blood Vessel Problems
    • Diabetes Mellitus Circulatory Issues
    • Diabetes Mellitus Complications
    • Diabetes Related Health Problems
    • Advanced Diabetes
    • Diabetic Nerve Damage
    • Diabetic Polyneuropathy
    • Peripheral Neuropathy from Diabetes
    • Diabetes Mellitus Nerve Problems

    ICD-10 Codes:

    • E1159: Type 2 diabetes mellitus with other circulatory complications
    • E1169: Type 2 diabetes mellitus with other specified complication
    • E1142: Type 2 diabetes mellitus with diabetic polyneuropathy

    Also known as:

    • Prostate Cancer Screening
    • Prostate Cancer Screening (PDQ®)
    • PSA Test
    • Prostate Exam
    • Prostate Cancer Check

    ICD-10 Codes:

    • Z125: Encounter for screening for malignant neoplasm of prostate

    Also known as:

    • General Health Screening
    • Health Screening
    • Routine Check-up
    • Preventive Health Exam
    • Wellness Screening

    ICD-10 Codes:

    • Z139: Encounter for screening, unspecified

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Immunization Visit
    • Vaccines
    • Vaccination appointment
    • Shot visit
    • Immunization encounter

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • Therapeutic Drug Monitoring
    • Drug level testing
    • Medication monitoring
    • Therapeutic drug management

    ICD-10 Codes:

    • Z5181: Encounter for therapeutic drug level monitoring

    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. Grus typically perform?

    As an Internist, procedures performed by Dr. Brian Grus may include:

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

    Does Dr. Grus accept my insurance?

    Dr. Grus accepts most major insurance plans. Important: Please call our office at (636) 344-2400 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Grus accept in O Fallon, MO?

    Dr. Grus in O Fallon, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Blue Cross Blue Shield of Michigan

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Essence Healthcare

    • Humana

    • Medicare

    • Mutual of Omaha

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Grus' office located?

    Dr. Brian Grus' Primary Practice

    20 Progress Point Pkwy Ste 108

    O Fallon, MO 63368

    (636) 344-2400

    Get Directions

    Dr. Brian Grus' Practice 2

    33 Winfield Plz

    Winfield, MO 63389

    Get Directions

    Dr. Brian Grus' Practice 3

    1 Town and Country Market Pl

    Warrenton, MO 63383

    Get Directions

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

    Dr. Grus's National Provider Identifier (NPI) number is 1053421065.

    What common questions do patients ask about Dr. Grus?

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

    What is Dr. Brian Grus's specialty?

    Dr. Grus is a Internist near O Fallon, MO.

    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. Brian Grus affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Grus is affiliated with Missouri Baptist Medical Center, Barnes-Jewish St. Peters Hospital, Mercy Hospital St. Louis, Ssm Health St. Joseph Hospital - St. Charles, Mercy Hospital Lebanon, Barnes-Jewish West County Hospital 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

    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 Brian Grus accepting new patients in O Fallon, MO?

    Yes, Dr. Brian Grus is accepting new patients at this time.

    Does Dr. Brian Grus offer online booking?

    Please contact Dr. Grus's office at (636) 344-2400 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Brian Grus?

    Please contact Dr. Grus's office at (636) 344-2400 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Brian Grus have?

    Dr. Brian Grus is certified by the American Board of Internal Medicine.

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