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Dr. Catherine Yi, MD

Dr. Catherine Yi, MD

Lake Forest, IL

25 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Yi, Internist in Lake Forest, IL?

    Dr. Catherine Yi, MD is an Internist, who primarily practices in Lake Forest, IL with 2 additional practice locations. She has been practicing for over 25 years and is board certified. Dr. Yi graduated from Loyola University Chicago Stritch School of Medicine and completed her residency at Cedars Sinai Med Center. Dr. Yi is fluent in English and Korean, and is currently seeing new patients. Dr. Yi’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Yi’s office at (312) 926-3627.

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

    • Residency: Cedars Sinai Med Center | Cedars-Sinai Medical Center

    • Medical School: Loyola University Chicago Stritch School of Medicine

    Is Dr. Yi board certified as an Internist?

    Yes, Dr. Catherine Yi, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Yi speak?

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

    • English

    • Korean

    What conditions does Dr. Yi treat?

    As an Internist, Dr. Yi 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. Yi. 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:

    • 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:

    • 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:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Type 2 Diabetes
    • Diabetes Type 2
    • Type 2 diabetes
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Hypercholesterolemia
    • High blood cholesterol
    • Elevated cholesterol

    ICD-10 Codes:

    • E7800: Pure hypercholesterolemia, unspecified

    Also known as:

    • Prediabetes
    • Insulin Resistance & Prediabetes
    • Borderline diabetes
    • Insulin resistance
    • High blood sugar (not yet diabetes)

    ICD-10 Codes:

    • R7303: Prediabetes

    Also known as:

    • Hypothyroidism
    • Congenital hypothyroidism
    • Hypothyroidism (Underactive Thyroid)
    • Underactive Thyroid
    • Low Thyroid Function

    ICD-10 Codes:

    • E039: Hypothyroidism, unspecified

    Also known as:

    • Common Cold
    • Upper Respiratory Infection
    • Head Cold
    • Cold Symptoms

    ICD-10 Codes:

    • J069: Acute upper respiratory infection, unspecified

    Also known as:

    • COVID-19
    • COVID-19 (Coronavirus Disease 2019)
    • Coronavirus Disease 2019
    • SARS-CoV-2 Infection
    • Novel Coronavirus

    ICD-10 Codes:

    • U071: COVID-19

    Also known as:

    • Unexplained Weight Gain
    • Sudden weight gain
    • Rapid weight increase
    • Abnormal increase in weight

    ICD-10 Codes:

    • R635: Abnormal weight gain

    Also known as:

    • Long-Term Blood Thinner Use
    • Blood Thinners
    • Chronic anticoagulant therapy
    • Ongoing blood thinner treatment
    • Anticoagulant medication use

    ICD-10 Codes:

    • Z7901: Long term (current) use of anticoagulants

    Also known as:

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

    ICD-10 Codes:

    • D649: Anemia, unspecified

    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:

    • Anxiety Disorder
    • Anxiety
    • General Anxiety
    • Anxiety Problems
    • Nervous Disorder

    ICD-10 Codes:

    • F419: Anxiety disorder, unspecified

    Also known as:

    • Single Nontoxic Thyroid Nodule
    • Thyroid Disease
    • Benign Thyroid Nodule
    • Solitary Thyroid Nodule

    ICD-10 Codes:

    • E041: Nontoxic single thyroid nodule

    Also known as:

    • Pinched Nerve in Lower Back
    • Back Pain
    • Peripheral Nerve Disorder
    • Lumbar Radiculopathy
    • Lower Back Nerve Compression
    • Compressed Nerve in Lower Back

    ICD-10 Codes:

    • M5416: Radiculopathy, lumbar region

    Also known as:

    • Asymptomatic Menopause
    • Menopause
    • Menopausal Transition
    • Postmenopause
    • Change of Life

    ICD-10 Codes:

    • Z780: Asymptomatic menopausal state

    Also known as:

    • Other Specific Abnormal Blood Chemistry Results
    • Blood
    • Specified Blood Chemistry Imbalance
    • Unusual Blood Chemistry Findings
    • Specific Blood Panel Abnormalities

    ICD-10 Codes:

    • R7989: Other specified abnormal findings of blood chemistry

    Also known as:

    • Chest Pain
    • Chest discomfort
    • Thoracic pain
    • Upper body pain

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    What procedures does Dr. Yi perform?

    As an Internist, Dr. Yi performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Yi. 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:

    • Liver Elastography
    • Elastography
    • FibroScan
    • Liver stiffness test
    • Shear wave elastography

    CPT Codes:

    • 91200: Liver elastography, mechanically induced shear wave (eg, vibration), without imaging, with interpretation and report

    Does Dr. Yi accept my insurance?

    Dr. Yi accepts most major insurance plans. Important: Please call our office at (312) 926-3627 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Yi accept in Lake Forest, IL?

    Dr. Yi in Lake Forest, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Health Care Service Corporation (HCSC)

    • Humana

    • Medicare

    • State of Illinois

    • State of Nevada

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Yi's office located?

    Dr. Catherine Yi's Primary Practice

    660 N Westmoreland Rd # 302

    Lake Forest, IL 60045

    (312) 926-3627

    Get Directions

    Dr. Catherine Yi's Practice 2

    201 E Huron St Fl 12 Ste 105

    Chicago, IL 60611

    Get Directions

    Dr. Catherine Yi's Practice 3

    675 N Saint Clair St

    Chicago, IL 60611

    Get Directions

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

    Dr. Yi's National Provider Identifier (NPI) number is 1437184082.

    What common questions do patients ask about Dr. Yi?

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

    What is Dr. Catherine Yi's specialty?

    Dr. Yi is a Internist near Lake Forest, IL.

    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.

    Contact Dr. Yi to book an appointment today.

    Is this Dr. Catherine Yi affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Yi is affiliated with Northwestern Memorial Hospital, Northwestern Medicine Palos Hospital, Northwestern Medicine Lake Forest Hospital, Northwestern Medicine McHenry Hospital, Northwestern Medicine Delnor Hospital, Northwestern Medicine Kishwaukee 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

    Where can I learn more about Internist?

    Explore Internist 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 Catherine Yi accepting new patients in Lake Forest, IL?

    Yes, Dr. Catherine Yi is accepting new patients at this time.

    Does Dr. Catherine Yi offer online booking?

    Please contact Dr. Yi's office at (312) 926-3627 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Catherine Yi?

    Please contact Dr. Yi's office at (312) 926-3627 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Catherine Yi have?

    Dr. Catherine Yi is certified by the American Board of Internal Medicine.

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