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Dr. Ralph Koenker, MD

Novato, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Koenker, Diagnostic Radiologist in Novato, CA?

    Dr. Ralph Koenker, MD is a Diagnostic Radiologist, who primarily practices in Novato, CA with 2 additional practice locations. He is board certified by the American Board of Radiology. Dr. Koenker completed his residency at Mass Gen Hosp, Diagnostic Radiology; Univ Ca San Diego Med Ctr, Internal Medicine. Dr. Koenker is fluent in English, and is currently seeing new patients. Dr. Koenker’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Koenker’s office at (415) 290-1500.

    What are Areas of Expertise for Dr. Koenker?

    Dr. Ralph Koenker, MD is a highly-rated, board-certified Diagnostic Radiologist 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. Koenker empowers patients to confidently navigate their health journey, specializing in Interventional Radiology, Neuroradiology, Vascular Medicine, or comprehensive wellness support. Serving the Novato/CA community, Dr. Koenker is dedicated to enhancing lives through expert, patient-centered care.

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

    • Residency: Mass Gen Hosp, Diagnostic Radiology; Univ Ca San Diego Med Ctr, Internal Medicine

    • Medical School: University of Ca, San Diego, Sch of Med, La Jolla Ca

    Is Dr. Koenker board certified in Diagnostic Radiologist?

    Yes, Dr. Ralph Koenker, MD is board certified by the American Board of Radiology

    What languages does Dr. Koenker speak?

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

    • English

    What conditions does Dr. Koenker treat?

    As a Diagnostic Radiologist, Dr. Koenker 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. Koenker. 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:

    • 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:

    • Chest Pain
    • Chest discomfort
    • Thoracic pain
    • Upper body pain

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    Also known as:

    • Head Injury
    • Head Injuries
    • Head Trauma
    • Cranial Injury
    • Brain Injury

    ICD-10 Codes:

    • S0990XA: Unspecified injury of head, initial encounter

    Also known as:

    • Neck Injury
    • Neck Injuries and Disorder
    • Neck Trauma
    • Neck Damage
    • Injured Neck

    ICD-10 Codes:

    • S199XXA: Unspecified injury of neck, initial encounter

    Also known as:

    • Chest Injury
    • Chest Injuries and Disorder
    • Thoracic Injury
    • Chest Trauma
    • Rib Cage Injury

    ICD-10 Codes:

    • S299XXA: Unspecified injury of thorax, initial encounter

    Also known as:

    • Cough
    • Coughing
    • Persistent cough
    • Chronic cough

    ICD-10 Codes:

    • R059: Cough, unspecified

    Also known as:

    • Other Lung Disease
    • Lung Disease
    • Various lung conditions
    • Unspecified lung disorder
    • Miscellaneous lung problems

    ICD-10 Codes:

    • J984: Other disorders of lung

    Also known as:

    • Other Abnormal Findings on Lung Scan
    • Unusual Lung Scan Results
    • Atypical Lung Imaging
    • Nonspecific Lung Abnormality

    ICD-10 Codes:

    • R918: Other nonspecific abnormal finding of lung field

    Also known as:

    • Acquired Kidney Cyst
    • Kidney Cysts
    • Acquired Cystic Kidney Disease
    • Renal Cyst
    • Simple Kidney Cyst

    ICD-10 Codes:

    • N281: Cyst of kidney, acquired

    Also known as:

    • Shortness of Breath
    • Breathing Problems
    • Difficulty breathing
    • Breathlessness
    • Dyspnea

    ICD-10 Codes:

    • R0602: Shortness of breath

    Also known as:

    • Joint Replacement Aftercare
    • Hip Replacement
    • Joint Disorder
    • Knee Replacement
    • Post-joint replacement care
    • Joint surgery recovery
    • Orthopedic aftercare

    ICD-10 Codes:

    • Z471: Aftercare following joint replacement surgery

    Also known as:

    • Pleural Effusion
    • Pleural Disorder
    • Fluid in lungs
    • Water on the lung
    • Fluid around lungs

    ICD-10 Codes:

    • J90: Pleural effusion, not elsewhere classified

    Also known as:

    • Abnormal Breast Imaging Results
    • Mammography
    • Inconclusive mammogram
    • Unclear breast scan results
    • Abnormal breast scan

    ICD-10 Codes:

    • R928: Other abnormal and inconclusive findings on diagnostic imaging of breast

    Also known as:

    • Brain Ischemia
    • Ischemic Stroke
    • Lack of Blood Flow to Brain
    • Brain Hypoxia

    ICD-10 Codes:

    • I6782: Cerebral ischemia

    Also known as:

    • Abdominal Pain
    • Stomach Ache
    • Belly Pain
    • Stomach Pain

    ICD-10 Codes:

    • R109: Unspecified abdominal pain

    Also known as:

    • Fatty Liver Disease
    • Liver Disease
    • Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
    • Nonalcoholic Fatty Liver Disease & NASH in Children
    • NAFLD
    • NASH
    • Hepatic steatosis

    ICD-10 Codes:

    • K760: Fatty (change of) liver, not elsewhere classified

    Also known as:

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

    ICD-10 Codes:

    • M5450: Low back pain, unspecified

    Also known as:

    • Vascular Access Device Management
    • Vascular Access Care
    • Port Management
    • Catheter Care

    ICD-10 Codes:

    • Z452: Encounter for adjustment and management of vascular access device

    Also known as:

    • Pain in Left Knee
    • Knee Injuries and Disorder
    • Pain
    • Left Knee Ache
    • Left Knee Discomfort
    • Sore Left Knee

    ICD-10 Codes:

    • M25562: Pain in left knee

    Also known as:

    • Headache
    • Head pain
    • Cephalalgia
    • Tension headache

    ICD-10 Codes:

    • R519: Headache, unspecified

    Which procedures does Dr. Koenker perform as a Diagnostic Radiologist?

    As a Diagnostic Radiologist, procedures performed by a Dr. Ralph Koenker may include:

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

    Does Dr. Koenker accept my insurance?

    Dr. Koenker accepts most major insurance plans. Important: Please call our office at (415) 290-1500 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Koenker accept in Novato, CA?

    Dr. Koenker in Novato, 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

    • Blue Shield of California

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Hill Physicians Medical Group

    • Kaiser Permanente

    • Medicare

    • Other Provider Networks

    • Partnership Health Plan

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Koenker's office located?

    Dr. Ralph Koenker's Primary Practice

    180 Rowland Way

    Novato, CA 94945

    (415) 290-1500

    Get Directions

    Dr. Ralph Koenker's Practice 2

    1701 4th St Ste 120

    Santa Rosa, CA 95404

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    Dr. Ralph Koenker's Practice 3

    347 Andrieux St

    Sonoma, CA 95476

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

    Dr. Koenker's National Provider Identifier (NPI) number is 1891734265.

    What common questions do patients ask about Dr. Koenker?

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

    What is Dr. Ralph Koenker's specialty?

    Dr. Koenker is a Diagnostic Radiologist near Novato, CA. A radiologist is a medical doctor who specializes in using imaging technologies to diagnose, manage, and treat various medical conditions. Radiologists typically focus on Diagnostic Radiology, Interventional Radiology, or Radiation Oncology, and may also obtain certifications in a range of subspecialties, such as neuroradiology, musculoskeletal radiology, or pediatric radiology. Additionally, board certifications are available in Medical Physics, which ensures the safe and effective use of radiation in imaging and treatment. Radiologists collaborate with other healthcare professionals to interpret imaging results and help guide patient care decisions. Contact Dr. Koenker to book an appointment today.

    Is this Dr. Ralph Koenker affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Koenker is affiliated with MarinHealth Medical Center, Novato Community Hospital 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 Diagnostic Radiologist?

    Explore Diagnostic Radiologist 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 Ralph Koenker accepting new patients in Novato, CA?

    Yes, Dr. Ralph Koenker is accepting new patients at this time.

    Does Dr. Ralph Koenker offer online booking?

    Please contact Dr. Koenker's office at (415) 290-1500 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Ralph Koenker?

    Please contact Dr. Koenker's office at (415) 290-1500 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Ralph Koenker have?

    Dr. Ralph Koenker is certified by the American Board of Radiology.

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