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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. 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 Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ritzo’s office at (650) 343-4003.

    What are Areas of Expertise for Dr. Ritzo?

    Dr. Dale Ritzo, MD is a highly-rated, board-certified Internist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Ritzo empowers patients to confidently navigate their health journey, specializing in Concierge Medicine, Preventive Medicine, or comprehensive wellness support. Serving the San Mateo/CA community, Dr. Ritzo is dedicated to enhancing lives through expert, patient-centered care.

    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 as an 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 an 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. Learn more about our claims-based healthcare methodology here.

    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

    Which procedures does Dr. Ritzo perform as an Internist?

    As an Internist, procedures performed by 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 Corporation

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Medicare

    • Mutual of Omaha

    • UnitedHealth Group

    • Unknown

    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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