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Dr. Leon Cheng, MD

Dr. Leon Cheng, MD

Sunnyvale, CA

Accepting patients

    Who is Dr. Cheng, Internist in Sunnyvale, CA?

    Dr. Leon Cheng, MD is an Internist, who primarily practices in Sunnyvale, CA with 2 additional practice locations. He is board certified. Dr. Cheng completed his residency at Rush-Presby-St Luke'S M C, Internal Medicine/Pediatrics. Dr. Cheng is fluent in English, and is currently seeing new patients. Dr. Cheng’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Cheng’s office at (408) 730-4262.

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

    • Fellowship: MEDICAL COLLEGE OF WISCONSIN | MEDICAL COLLEGE OF WISCONSIN

    • Residency: Rush-Presby-St Luke'S M C, Internal Medicine/Pediatrics | Rush University Medical Center | Rush Medical College of Rush University,Chicago, Il, United States

    • Medical School: Uc Davis School of Medicine - Davis, California

    What languages does Dr. Cheng speak?

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

    • English

    What conditions does Dr. Cheng treat?

    As a Internist, Dr. Cheng 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. Cheng. 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:

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

    ICD-10 Codes:

    • Z23: Encounter for immunization

    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:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Type 2 Diabetes
    • Type 2 Diabetes with High Blood Sugar
    • Diabetes Type 2
    • Type 2 diabetes
    • Hyperglycemia
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes
    • Diabetic Hyperglycemia
    • High Blood Glucose
    • High Sugar Levels

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications
    • E1165: Type 2 diabetes mellitus with hyperglycemia

    Also known as:

    • Adult Health Checkup with Abnormal Findings
    • Health Checkup
    • Adult Physical Exam with Issues
    • Routine Checkup with Concerns
    • General Medical Exam with Abnormal Results

    ICD-10 Codes:

    • Z0001: Encounter for general adult medical examination with abnormal findings

    Also known as:

    • Cough
    • Coughing
    • Persistent cough
    • Chronic cough

    ICD-10 Codes:

    • R059: Cough, 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:

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

    ICD-10 Codes:

    • F419: Anxiety disorder, unspecified

    Also known as:

    • Low Back Pain
    • Back Pain
    • Lumbago
    • Lower Back Ache
    • Backache

    ICD-10 Codes:

    • M5450: Low back pain, 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:

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

    ICD-10 Codes:

    • E785: Hyperlipidemia, unspecified

    Also known as:

    • Routine Child Health Examination (Normal Findings)
    • Health Checkup
    • Normal Well-Child Checkup
    • Child Physical Exam (No Issues)
    • Routine Pediatric Exam (Clear)

    ICD-10 Codes:

    • Z00129: Encounter for routine child health examination without abnormal findings

    Also known as:

    • Dizziness
    • Dizziness and Vertigo
    • Lightheadedness
    • Giddiness
    • Vertigo

    ICD-10 Codes:

    • R42: Dizziness and giddiness

    Also known as:

    • Dermatitis
    • Eczema
    • Rashes
    • Atopic Dermatitis
    • Skin Inflammation
    • Skin Rash

    ICD-10 Codes:

    • L309: Dermatitis, unspecified

    Also known as:

    • Neck Pain
    • Neck Injuries and Disorder
    • Cervical Pain
    • Sore Neck
    • Neck Ache

    ICD-10 Codes:

    • M542: Cervicalgia

    Also known as:

    • Cellulitis of Right Upper Limb
    • Cellulitis
    • Right Arm Skin Infection
    • Bacterial Right Arm Infection
    • Spreading Right Arm Infection

    ICD-10 Codes:

    • L03113: Cellulitis of right upper limb

    Also known as:

    • Fatigue
    • Tiredness
    • Lack of energy
    • Exhaustion

    ICD-10 Codes:

    • R5383: Other fatigue

    Also known as:

    • Skin Disorder
    • Skin Condition
    • Skin Problem
    • Dermatological Condition
    • Skin Ailment

    ICD-10 Codes:

    • L989: Disorder of the skin and subcutaneous tissue, unspecified

    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

    Which procedures does Dr. Cheng perform as a Internist?

    As a Internist, procedures performed by an Dr. Leon Cheng may include:

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

    Does Dr. Cheng accept my insurance?

    Dr. Cheng accepts most major insurance plans. Important: Please call our office at (408) 730-4262 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Cheng accept in Sunnyvale, CA?

    Dr. Cheng in Sunnyvale, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Alignment Health Plan

    • All Other Third Party

    • Centene

    • Corporate Services

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Medicare

    • Santa Clara Family Health Plan

    • UnitedHealthcare

    • Valley Health Plan

    View All Insurances

    Where is Dr. Cheng's office located?

    Dr. Leon Cheng's Primary Practice

    301 Old San Francisco Rd

    Sunnyvale, CA 94086

    (408) 730-4262

    Get Directions

    Dr. Leon Cheng's Practice 2

    3200 Kearney St

    Fremont, CA 94538

    Get Directions

    Dr. Leon Cheng's Practice 3

    915 San Ramon Valley Blvd

    Danville, CA 94526

    Get Directions

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

    Dr. Cheng's National Provider Identifier (NPI) number is 1104834407.

    What common questions do patients ask about Dr. Cheng?

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

    What is Dr. Leon Cheng's specialty?

    Dr. Cheng is a Internist near Sunnyvale, CA.

    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. Cheng to book an appointment today.

    Is this Dr. Leon Cheng affiliated with a ranked Castle Connolly Top Hospital?

    No, Cheng is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals 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 Leon Cheng accepting new patients in Sunnyvale, CA?

    Yes, Dr. Leon Cheng is accepting new patients at this time.

    Does Dr. Leon Cheng offer online booking?

    Please contact Dr. Cheng's office at (408) 730-4262 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Leon Cheng?

    Please contact Dr. Cheng's office at (408) 730-4262 for information regarding telehealth appointment availability or for scheduling assistance.

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