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Dr. Ronald Hayashi, MD

Anesthesiologist

Sacramento, CA

35 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Hayashi, Anesthesiologist in Sacramento, CA?

    Dr. Ronald Hayashi, MD is an Anesthesiologist, who primarily practices in Sacramento, CA. He has been practicing for over 35 years and is board certified. Dr. Hayashi graduated from Duke University School of Medicine and completed his residency at Univ Hosp-S Tx Med Ctr, Anesthesiology; Univ Hosp-S Tx Med Ctr, Internal Medicine. Dr. Hayashi is fluent in English, and is currently seeing new patients. Dr. Hayashi’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hayashi’s office at (916) 481-6800.

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

    • Residency: Univ Hosp-S Tx Med Ctr, Anesthesiology; Univ Hosp-S Tx Med Ctr, Internal Medicine | University of Arkansas for Medical Sciences Regional Centers (South Central) Program

    • Medical School: Duke University School of Medicine | The University of Texas School of Medicine at San Antonio

    Is Dr. Hayashi board certified as an Anesthesiologist?

    Yes, Dr. Ronald Hayashi, MD is board certified by the American Board of Anesthesiology

    What languages does Dr. Hayashi speak?

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

    • English

    What conditions does an Anesthesiologist like Dr. Hayashi typically treat?

    As an Anesthesiologist, Dr. Hayashi 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. Hayashi. 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.

    Also known as:

    • Uncomplicated Childbirth
    • Cesarean Delivery
    • Childbirth
    • Normal Delivery
    • Natural Birth
    • Vaginal Delivery
    • C-section
    • Surgical Birth
    • Cesarean Section

    ICD-10 Codes:

    • O80: Encounter for full-term uncomplicated delivery
    • O82: Encounter for cesarean delivery without indication

    Also known as:

    • Cataract
    • Combined Age-Related Cataract
    • Cloudy lens
    • Lens clouding
    • Eye cloudiness
    • Mixed Type Cataract
    • Multiple Cataract Types

    ICD-10 Codes:

    • H2511: Age-related nuclear cataract, right eye
    • H2512: Age-related nuclear cataract, left eye
    • H25811: Combined forms of age-related cataract, right eye
    • H25812: Combined forms of age-related cataract, left eye

    Also known as:

    • Colon Cancer Screening
    • Health Screening
    • Colorectal Cancer Screening (PDQ®)
    • Screening Tests to Detect Colorectal Cancer and Polyps
    • Tests to Detect Colorectal Cancer and Polyps
    • Colorectal Cancer Screening
    • Colonoscopy Screening
    • Bowel Cancer Screening

    ICD-10 Codes:

    • Z1211: Encounter for screening for malignant neoplasm of colon

    What procedures does an Anesthesiologist like Dr. Hayashi typically perform?

    As an Anesthesiologist, Dr. Hayashi performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Hayashi. 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.

    Also known as:

    • Brachial Plexus Nerve Block
    • Shoulder Nerve Injection
    • Arm Pain Injection
    • Imaging-Guided Nerve Block

    CPT Codes:

    • 64415: Injection(s), anesthetic agent(s) and/or steroid; brachial plexus, including imaging guidance, when performed

    Also known as:

    • Femoral Nerve Block Injection
    • Femoral nerve injection
    • Thigh nerve block
    • Pain relief injection for thigh
    • Nerve block with imaging guidance

    CPT Codes:

    • 64447: Injection(s), anesthetic agent(s) and/or steroid; femoral nerve, including imaging guidance, when performed

    Also known as:

    • Sciatic Nerve Pain Injection
    • Sciatic Nerve Block
    • Sciatica Injection
    • Steroid Injection for Sciatica
    • Pain Relief for Sciatic Nerve

    CPT Codes:

    • 64445: Injection(s), anesthetic agent(s) and/or steroid; sciatic nerve, including imaging guidance, when performed

    Does Dr. Hayashi accept my insurance?

    Dr. Hayashi accepts most major insurance plans. Important: Please call our office at (916) 481-6800 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Hayashi accept in Sacramento, CA?

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

    Top Insurances

    • Blue Shield of California

    • Centene Corporation

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Hill Physicians Medical Group

    • Medicare

    • Molina Healthcare

    • State of California

    • UMR Administered Payer

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Hayashi's office located?

    Dr. Ronald Hayashi's Primary Practice

    3315 Watt Ave

    Sacramento, CA 95821

    (916) 481-6800

    Get Directions

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

    Dr. Hayashi's National Provider Identifier (NPI) number is 1558355677.

    What common questions do patients ask about Dr. Hayashi?

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

    What is Dr. Ronald Hayashi's specialty?

    Dr. Hayashi is an Anesthesiologist near Sacramento, CA.

    What does an Anesthesiologist do?

    A physician specialist in pain management and maintaining or restoring a stable state during and right after surgical, obstetric, or diagnostic operations is known as an anesthesiologist. This specialist assesses each patient's risk of surgery and tries to improve their condition before to, during, and following the procedure. Anesthesiologists provide medical management, pain management, and critical care consults in addition to these vital management responsibilities. They are responsible for managing patients with severe illnesses or injuries, supervising the recovery period following anesthesia, directing resuscitation efforts for patients experiencing cardiac or respiratory emergencies that may require artificial ventilation, and diagnosing and treating both acute and chronic pain, including pain related to cancer.

    Is Dr. Ronald Hayashi affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Hayashi is affiliated with Sutter Medical Center, Sacramento, Uc Davis Medical Center, Sutter Roseville Medical Center, Sutter Auburn Faith 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

    When to see an Anesthesiologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Anesthesiologist. Explore 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 Dr. Ronald Hayashi accepting new patients in Sacramento, CA?

    Yes, Dr. Ronald Hayashi is accepting new patients at this time.

    Does Dr. Ronald Hayashi offer online booking?

    Please contact Dr. Hayashi's office at (916) 481-6800 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Ronald Hayashi?

    Please contact Dr. Hayashi's office at (916) 481-6800 to schedule an appointment.

    Where is Dr. Hayashi's office located?

    Dr. Hayashi's office is located in Sacramento, CA.

    Which board certifications does Dr. Ronald Hayashi have?

    Dr. Ronald Hayashi is certified by the American Board of Anesthesiology.