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Dr. John Chia, MD

Dr. John Chia, MD

Torrance, CA

40 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Chia, Infectious Disease Specialist in Torrance, CA?

    Dr. John Chia, MD is an Infectious Disease Specialist, who primarily practices in Torrance, CA. He has been practicing for over 40 years and is board certified by the American Board of Internal Medicine. Dr. Chia completed his residency at Nat'L Naval Med Ctr, Infectious Diseases; Cedars-Sinai Med Ctr, Internal Medicine. Dr. Chia is fluent in English and Chinese, and is currently seeing new patients. Dr. Chia’s practice accepts Cigna, Medicaid, Medicare, UnitedHealthcare, Aetna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chia’s office at (310) 784-5880.

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

    • Residency: Nat'L Naval Med Ctr, Infectious Diseases; Cedars-Sinai Med Ctr, Internal Medicine

    • Medical School: University of Ca, Los Angeles, Ucla Sch of Med, Los Angeles Ca

    Is Dr. Chia board certified in Infectious Disease Specialist?

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

    What languages does Dr. Chia speak?

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

    • Chinese

    • English

    What conditions does Dr. Chia treat?

    As a Infectious Disease Specialist, Dr. Chia 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. Chia. 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:

    • Enterovirus Infection
    • Viral Infection
    • Enteroviral disease
    • Intestinal virus infection

    ICD-10 Codes:

    • B341: Enterovirus infection, 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:

    • Chronic fatigue syndrome
    • Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
    • Myalgic encephalomyelitis
    • ME/CFS
    • Systemic exertion intolerance disease

    ICD-10 Codes:

    • G9332: Myalgic encephalomyelitis/chronic fatigue syndrome

    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:

    • Chronic Fatigue Syndrome (CFS)
    • Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
    • Myalgic encephalomyelitis (ME)
    • Long-term tiredness
    • Persistent fatigue

    ICD-10 Codes:

    • R5382: Chronic fatigue, unspecified

    Also known as:

    • Non-Hereditary Low Immunoglobulin Levels
    • Immune System and Disorder
    • Acquired Antibody Deficiency
    • Non-Genetic Immune Deficiency

    ICD-10 Codes:

    • D801: Nonfamilial hypogammaglobulinemia

    Also known as:

    • Urinary Tract Infection
    • UTI
    • Bladder infection
    • Kidney infection
    • Urine infection

    ICD-10 Codes:

    • N390: Urinary tract infection, site not specified

    Also known as:

    • HIV
    • Human Immunodeficiency Virus
    • AIDS virus

    ICD-10 Codes:

    • B20: Human immunodeficiency virus [HIV] disease

    Also known as:

    • Blood Infection
    • Sepsis
    • Bacteremia
    • Bacteria in blood
    • Bloodstream infection

    ICD-10 Codes:

    • R7881: Bacteremia

    Also known as:

    • Long COVID
    • COVID-19 (Coronavirus Disease 2019)
    • Post-COVID Syndrome
    • Long-Haul COVID
    • Chronic COVID

    ICD-10 Codes:

    • U099: Post COVID-19 condition, unspecified

    Also known as:

    • Bacterial Infection
    • Bacterial Disease
    • Germ Infection
    • Microbial Infection

    ICD-10 Codes:

    • A498: Other bacterial infections of unspecified site

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Postural orthostatic tachycardia syndrome
    • Arrhythmia
    • POTS
    • Orthostatic intolerance
    • Postural tachycardia syndrome

    ICD-10 Codes:

    • G90A: Postural orthostatic tachycardia syndrome [POTS]

    Also known as:

    • Low Lymphocyte Count
    • Blood Disorder
    • Lymphocytopenia
    • Lymphopenia
    • Low white blood cells (lymphocytes)

    ICD-10 Codes:

    • D72810: Lymphocytopenia

    Also known as:

    • Fibromyalgia
    • Widespread pain syndrome
    • Chronic muscle pain
    • Fibromyositis

    ICD-10 Codes:

    • M797: Fibromyalgia

    Also known as:

    • Viral Encephalitis
    • Encephalitis
    • Viral Infection
    • Brain Inflammation from Virus
    • Viral Brain Infection

    ICD-10 Codes:

    • A86: Unspecified viral encephalitis

    Also known as:

    • Non-Infectious Gastroenteritis and Colitis
    • Digestive Disease
    • Inflammation of Stomach and Intestines
    • Non-Bacterial Colitis
    • Gut Inflammation

    ICD-10 Codes:

    • K529: Noninfective gastroenteritis and colitis, unspecified

    Also known as:

    • Local Skin Infection
    • Skin Infection
    • Skin bacterial infection
    • Subcutaneous tissue infection
    • Localized skin infection

    ICD-10 Codes:

    • L089: Local infection of the skin and subcutaneous tissue, unspecified

    Also known as:

    • Fever
    • High temperature
    • Pyrexia
    • Elevated body temperature

    ICD-10 Codes:

    • R509: Fever, unspecified

    Also known as:

    • Shingles
    • Herpes Zoster
    • Zoster

    ICD-10 Codes:

    • B029: Zoster without complications

    Which procedures does Dr. Chia perform as a Infectious Disease Specialist?

    Does Dr. Chia accept my insurance?

    Dr. Chia accepts most major insurance plans. Important: Please call our office at (310) 784-5880 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Chia accept in Torrance, CA?

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

    Top Insurances

    • All Other Third Party

    • BCBS Unspecified

    • Blue Shield of California

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Medicare

    • OptumRx

    • Other Health Care Provider

    • Other Provider Networks

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Chia's office located?

    Dr. John Chia's Primary Practice

    23430 Hawthorne Blvd Ste 200

    Torrance, CA 90505

    (310) 784-5880

    Get Directions

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

    Dr. Chia's National Provider Identifier (NPI) number is 1801876412.

    What common questions do patients ask about Dr. Chia?

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

    What is Dr. John Chia's specialty?

    Dr. Chia is a Infectious Disease Specialist near Torrance, CA.

    An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

    Contact Dr. Chia to book an appointment today.

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

    Yes, Dr. Chia is affiliated with Torrance Memorial Medical Center, Providence Little Company of Mary Medical Center Torrance 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 Infectious Disease Specialist?

    Explore Infectious Disease 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 John Chia accepting new patients in Torrance, CA?

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

    Does Dr. John Chia offer online booking?

    Please contact Dr. Chia's office at (310) 784-5880 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Chia?

    Please contact Dr. Chia's office at (310) 784-5880 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. John Chia have?

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

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