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Dr. Elizabeth Nieto, MD

Fullerton, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Nieto, Internist in Fullerton, CA?

    Dr. Elizabeth Nieto, MD is an Internist, who primarily practices in Fullerton, CA with 2 additional practice locations. She is board certified. Dr. Nieto is fluent in English, and is currently seeing new patients. Dr. Nieto’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Nieto’s office.

    What languages does Dr. Nieto speak?

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

    • English

    What conditions does Dr. Nieto treat?

    As a Internist, Dr. Nieto 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. Nieto. 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:

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

    ICD-10 Codes:

    • F419: Anxiety disorder, unspecified

    Also known as:

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

    ICD-10 Codes:

    • E785: Hyperlipidemia, unspecified

    Also known as:

    • Moderate Recurrent Major Depression
    • Moderate Major Depressive Disorder (Single Episode)
    • Depression
    • Moderate chronic depression
    • Moderate recurring depression
    • Moderate depressive episodes
    • Moderate clinical depression
    • Moderate unipolar depression
    • Moderate depressive episode

    ICD-10 Codes:

    • F331: Major depressive disorder, recurrent, moderate
    • F321: Major depressive disorder, single episode, moderate

    Also known as:

    • Insomnia
    • Sleeplessness
    • Trouble sleeping
    • Chronic insomnia

    ICD-10 Codes:

    • G4700: Insomnia, unspecified

    Also known as:

    • Age-Related Osteoporosis
    • Fractures
    • Osteoporosis
    • Senile Osteoporosis
    • Primary Osteoporosis
    • Bone Thinning from Aging

    ICD-10 Codes:

    • M810: Age-related osteoporosis without current pathological fracture

    Also known as:

    • Other Pre-Procedure Examination
    • Various pre-op checks
    • Miscellaneous pre-surgery exams
    • Other pre-treatment assessments

    ICD-10 Codes:

    • Z01818: Encounter for other preprocedural examination

    Also known as:

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

    ICD-10 Codes:

    • M5450: Low back pain, unspecified

    Also known as:

    • Right Shoulder Pain
    • Pain
    • Shoulder Injuries and Disorder
    • Sore Right Shoulder
    • Right Shoulder Ache
    • Right Shoulder Discomfort

    ICD-10 Codes:

    • M25511: Pain in right shoulder

    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:

    • 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:

    • 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:

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

    ICD-10 Codes:

    • E039: Hypothyroidism, unspecified

    Also known as:

    • Acid Reflux
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis

    Also known as:

    • Other Specific Healthcare Encounters
    • Special Medical Visits
    • Unusual Doctor Appointments
    • Healthcare for Unique Situations

    ICD-10 Codes:

    • Z7689: Persons encountering health services in other specified circumstances

    Also known as:

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

    ICD-10 Codes:

    • D649: Anemia, unspecified

    Which procedures does Dr. Nieto perform as a Internist?

    As a Internist, procedures performed by an Dr. Elizabeth Nieto may include:

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

    Does Dr. Nieto accept my insurance?

    Dr. Nieto accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Nieto accept in Fullerton, CA?

    Dr. Nieto in Fullerton, 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

    • CalOptima

    • CVS Health (formerly Aetna)

    • Medicare

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Nieto's office located?

    Dr. Elizabeth Nieto's Primary Practice

    1950 Sunny Crest Dr Ste 2900

    Fullerton, CA 92835

    Get Directions

    Dr. Elizabeth Nieto's Practice 2

    26800 Crown Valley Pkwy Ste 385

    Mission Viejo, CA 92691

    Get Directions

    Dr. Elizabeth Nieto's Practice 3

    27799 Medical Center Rd Ste 310

    Mission Viejo, CA 92691

    Get Directions

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

    Dr. Nieto's National Provider Identifier (NPI) number is 1689020760.

    What common questions do patients ask about Dr. Nieto?

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

    What is Dr. Elizabeth Nieto's specialty?

    Dr. Nieto is a Internist near Fullerton, 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. Nieto to book an appointment today.

    Is this Dr. Elizabeth Nieto affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Nieto is affiliated with Providence Mission Hospital Mission Viejo 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

    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 Elizabeth Nieto accepting new patients in Fullerton, CA?

    Yes, Dr. Elizabeth Nieto is accepting new patients at this time.

    Does Dr. Elizabeth Nieto offer online booking?

    Please contact Dr. Nieto's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Elizabeth Nieto?

    Please contact Dr. Nieto's office for information regarding telehealth appointment availability or for scheduling assistance.

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