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Dr. John Ruddy, MD

Fremont, CA

39 Years of Experience

Accepting patients

    Who is Dr. Ruddy, Pulmonologist in Fremont, CA?

    Dr. John Ruddy, MD is a Pulmonologist, who primarily practices in Fremont, CA with 2 additional practice locations. He has been practicing for over 39 years and is board certified. Dr. Ruddy completed his residency at Presby/St Lukes Med Ctr. Dr. Ruddy is fluent in English and French, and is currently seeing new patients. Dr. Ruddy’s practice accepts Kaiser Permanente, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ruddy’s office at (925) 820-4472.

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

    • Residency: Presby/St Lukes Med Ctr

    What languages does Dr. Ruddy speak?

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

    • English

    • French

    What conditions does Dr. Ruddy treat?

    As a Pulmonologist, Dr. Ruddy 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. Ruddy. 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:

    • Obstructive Sleep Apnea
    • Sleep Apnea
    • Obstructive sleep apnea
    • OSA
    • Blocked airway during sleep
    • Snoring and gasping during sleep

    ICD-10 Codes:

    • G4733: Obstructive sleep apnea (adult) (pediatric)

    Also known as:

    • Excessive Sleepiness
    • Sleep Bruxism
    • Sleep Disorder
    • Tooth Disorder
    • Bruxism
    • Hypersomnia
    • Daytime sleepiness
    • Too much sleep
    • Night Grinding
    • Teeth Grinding During Sleep
    • Nocturnal Bruxism

    ICD-10 Codes:

    • G4710: Hypersomnia, unspecified
    • G4763: Sleep related bruxism

    Also known as:

    • Insomnia
    • Sleeplessness
    • Trouble sleeping
    • Chronic insomnia

    ICD-10 Codes:

    • G4700: Insomnia, unspecified

    Also known as:

    • Snoring
    • Loud breathing during sleep
    • Noisy sleep
    • Obstructive snoring

    ICD-10 Codes:

    • R0683: Snoring

    Does Dr. Ruddy accept my insurance?

    Dr. Ruddy accepts most major insurance plans. Important: Please call our office at (925) 820-4472 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Ruddy accept in Fremont, CA?

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

    Top Insurances

    • Alameda Alliance

    • All Other Third Party

    • Blue Shield of California

    • Centene

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Health Care Service Corporation (HCSC)

    • Hill Physicians Medical Group

    • Other Provider Networks

    • UnitedHealthcare

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    Where is Dr. Ruddy's office located?

    Dr. John Ruddy's Primary Practice

    39055 Hastings St Ste 106

    Fremont, CA 94538

    (925) 820-4472

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    Dr. John Ruddy's Practice 2

    295 89th St Ste 205

    Daly City, CA 94015

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    Dr. John Ruddy's Practice 3

    985 Atlantic Ave Ste 250

    Alameda, CA 94501

    (510) 263-3300

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

    Dr. Ruddy's National Provider Identifier (NPI) number is 1902890130.

    What common questions do patients ask about Dr. Ruddy?

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

    What is Dr. John Ruddy's specialty?

    Dr. Ruddy is a Pulmonologist near Fremont, CA. An internist specializing in the treatment of lung and airway diseases. The pulmonologist diagnoses and manages conditions such as cancer, pneumonia, pleurisy, asthma, occupational and environmental illnesses, bronchitis, sleep disorders, emphysema, and other complex lung disorders. Contact Dr. Ruddy to book an appointment today.

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

    No, Ruddy 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 Pulmonologist?

    Explore Pulmonologist 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 Ruddy accepting new patients in Fremont, CA?

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

    Does Dr. John Ruddy offer online booking?

    Please contact Dr. Ruddy's office at (925) 820-4472 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Ruddy?

    Please contact Dr. Ruddy's office at (925) 820-4472 for information regarding telehealth appointment availability or for scheduling assistance.

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