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Dr. Dale Ritzo, MD

Dr. Dale Ritzo, MD

San Mateo, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Ritzo, Internist in San Mateo, CA?

    Dr. Dale Ritzo, MD is an Internist, who primarily practices in San Mateo, CA. He is board certified by the American Board of Internal Medicine. Dr. Ritzo graduated from Keck School of Medicine of the University of Southern California and completed his residency at Scripps Mercy Hosp, Internal Medicine. Dr. Ritzo is fluent in English, and is currently seeing new patients. Dr. Ritzo’s practice accepts Cigna, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ritzo’s office at (650) 343-4003.

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

    • Residency: Scripps Mercy Hosp, Internal Medicine | Scripps Mercy Hospital Program

    • Medical School: University of Southern Ca Sch of Med, Los Angeles Ca | Keck School of Medicine of the University of Southern California

    Is Dr. Ritzo board certified in Internist?

    Yes, Dr. Dale Ritzo, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Ritzo speak?

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

    • English

    What conditions does Dr. Ritzo treat?

    As a Internist, Dr. Ritzo 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. Ritzo. 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:

    • High Fasting Blood Sugar
    • Blood Glucose
    • Impaired Fasting Glucose
    • Prediabetes (Fasting)
    • Borderline Diabetes (Fasting)

    ICD-10 Codes:

    • R7301: Impaired fasting glucose

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

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

    ICD-10 Codes:

    • E7800: Pure hypercholesterolemia, unspecified

    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:

    • 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:

    • Other Long-Term Drug Therapy
    • Chronic medication use
    • Ongoing drug treatment
    • Extended drug therapy

    ICD-10 Codes:

    • Z79899: Other long term (current) drug therapy

    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:

    • Vitamin B12 Deficiency Anemia
    • Anemia
    • B Vitamins
    • B12 Anemia
    • Dietary B12 Anemia
    • Cobalamin Deficiency Anemia

    ICD-10 Codes:

    • D513: Other dietary vitamin B12 deficiency anemia

    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:

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

    ICD-10 Codes:

    • D649: Anemia, unspecified

    Also known as:

    • Congenital Hypothyroidism with Goiter
    • Hypothyroidism
    • Congenital hypothyroidism
    • Birth Hypothyroidism with Goiter
    • Neonatal Hypothyroidism with Thyroid Swelling
    • Underactive Thyroid at Birth with Goiter

    ICD-10 Codes:

    • E030: Congenital hypothyroidism with diffuse goiter

    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:

    • Abnormal Enzyme Levels
    • Elevated Enzymes
    • Enzyme Imbalance
    • Unspecified Enzyme Abnormality

    ICD-10 Codes:

    • R749: Abnormal serum enzyme level, unspecified

    Also known as:

    • Multiple Site Bone Density and Structure Disorder
    • Bone Density
    • Bone Disease
    • Widespread Bone Density Disorder
    • Generalized Bone Structure Problem
    • Multi-site Bone Disorder

    ICD-10 Codes:

    • M8589: Other specified disorders of bone density and structure, multiple sites

    Also known as:

    • Special Medical Examination
    • Specific health check
    • Detailed medical assessment
    • Special health screening

    ICD-10 Codes:

    • Z0189: Encounter for other specified special examinations

    Also known as:

    • Blood in Urine
    • Urine and Urination
    • Hematuria (Blood in the Urine)
    • Hematuria
    • Bloody urine
    • Red urine

    ICD-10 Codes:

    • R319: Hematuria, unspecified

    Also known as:

    • Cough
    • Coughing
    • Persistent cough
    • Chronic cough

    ICD-10 Codes:

    • R059: Cough, 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:

    • Chronic Kidney Disease, Stage 1
    • Chronic Kidney Disease
    • Chronic Kidney Disease (CKD)
    • CKD Stage 1
    • Early Chronic Kidney Disease

    ICD-10 Codes:

    • N181: Chronic kidney disease, stage 1

    Also known as:

    • Low Sodium Levels
    • Fluid and Electrolyte Balance
    • Sodium
    • Hyponatremia
    • Low Blood Sodium
    • Sodium Deficiency

    ICD-10 Codes:

    • E871: Hypo-osmolality and hyponatremia

    Which procedures does Dr. Ritzo perform as a Internist?

    As a Internist, procedures performed by an Dr. Dale Ritzo may include:

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

    Does Dr. Ritzo accept my insurance?

    Dr. Ritzo accepts most major insurance plans. Important: Please call our office at (650) 343-4003 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Ritzo accept in San Mateo, CA?

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

    Top Insurances

    • BCBS Unspecified

    • Blue Shield of California

    • Centene

    • Cigna

    • CVS Health (formerly Aetna)

    • Department of Defense / Tricare

    • Humana

    • Medicare

    • Mutual of Omaha

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Ritzo's office located?

    Dr. Dale Ritzo's Primary Practice

    101 S San Mateo Dr Ste 206

    San Mateo, CA 94401

    (650) 343-4003

    Get Directions

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

    Dr. Ritzo's National Provider Identifier (NPI) number is 1255499323.

    What common questions do patients ask about Dr. Ritzo?

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

    What is Dr. Dale Ritzo's specialty?

    Dr. Ritzo is a Internist near San Mateo, 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. Ritzo to book an appointment today.

    Is this Dr. Dale Ritzo affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Ritzo is affiliated with Mills-Peninsula Medical Center 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 Dale Ritzo accepting new patients in San Mateo, CA?

    Yes, Dr. Dale Ritzo is accepting new patients at this time.

    Does Dr. Dale Ritzo offer online booking?

    Please contact Dr. Ritzo's office at (650) 343-4003 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dale Ritzo?

    Please contact Dr. Ritzo's office at (650) 343-4003 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Dale Ritzo have?

    Dr. Dale Ritzo is certified by the American Board of Internal Medicine.

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