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Dr. Mark Ahn, MD

Anesthesiologist

Gilroy, CA

28 Years of Experience

Accepting patients

    Who is Dr. Ahn, Anesthesiologist in Gilroy, CA?

    Dr. Mark Ahn, MD is an Anesthesiologist, who primarily practices in Gilroy, CA with 1 additional practice location. He has been practicing for over 28 years and is board certified. Dr. Ahn graduated from University of Chicago Division of the Biological Sciences The Pritzker School of Medicine and completed his residency at Nassau Co Med Ctr, Anesthesiology; Univ Ca Irvine Med Ctr, Internal Medicine. Dr. Ahn is fluent in English, and is currently seeing new patients. Dr. Ahn’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ahn’s office at (408) 848-2000.

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

    • Residency: Nassau Co Med Ctr, Anesthesiology; Univ Ca Irvine Med Ctr, Internal Medicine

    • Medical School: University of Chicago Division of the Biological Sciences The Pritzker School of Medicine

    Is Dr. Ahn board certified as an Anesthesiologist?

    Yes, Dr. Mark Ahn, MD is board certified by the American Board of Anesthesiology

    What languages does Dr. Ahn speak?

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

    • English

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

    As an Anesthesiologist, Dr. Ahn 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. Ahn. 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:

    • Cataract
    • Cloudy lens
    • Lens clouding
    • Eye cloudiness

    ICD-10 Codes:

    • H2511: Age-related nuclear cataract, right eye
    • H2512: Age-related nuclear cataract, left eye

    Also known as:

    • Acute pain after medical procedure
    • Pain
    • Acute post-operative pain
    • Pain after surgery
    • Post-procedural pain

    ICD-10 Codes:

    • G8918: Other acute postprocedural pain

    Also known as:

    • Osteoarthritis of the left knee
    • Primary Osteoarthritis in Right Knee
    • Osteoarthritis
    • Degenerative joint disease
    • Wear-and-tear arthritis
    • Arthrosis
    • Joint degeneration
    • Right Knee Arthritis
    • Right Knee Degenerative Joint Disease

    ICD-10 Codes:

    • M1712: Unilateral primary osteoarthritis, left knee
    • M1711: Unilateral primary osteoarthritis, right knee

    Also known as:

    • Knee Ligament Sprain
    • Anterior Cruciate Ligament Sprain
    • Knee Injuries and Disorder
    • Sprains and Strains
    • Sprained Knee Ligament
    • Ligament Injury in Knee
    • ACL Sprain
    • ACL Injury
    • Knee Ligament Tear

    ICD-10 Codes:

    • S83512A: Sprain of anterior cruciate ligament of left knee, initial encounter
    • S83511A: Sprain of anterior cruciate ligament of right knee, initial encounter

    Also known as:

    • Deviated Septum
    • Nose Injuries and Disorder
    • Crooked nose septum
    • Nasal blockage
    • Septal deviation

    ICD-10 Codes:

    • J342: Deviated nasal septum

    Also known as:

    • Droopy Eyelid
    • Eyelid Disorder
    • Ptosis
    • Eyelid Drooping
    • Upper Eyelid Sagging
    • Fallen Eyelid

    ICD-10 Codes:

    • H02403: Unspecified ptosis of bilateral eyelids

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

    As an Anesthesiologist, Dr. Ahn 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. Ahn. 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:

    • 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:

    • 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

    Does Dr. Ahn accept my insurance?

    Dr. Ahn accepts most major insurance plans. Important: Please call our office at (408) 848-2000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Ahn accept in Gilroy, CA?

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

    Top Insurances

    • All Other Commercial

    • Blue Shield of California

    • Centene Corporation

    • CVS Health (formerly Aetna)

    • HealthRight Group

    • Medicare

    • Molina Healthcare

    • Other Health Care Provider

    • Sutter Health

    View All Insurances

    Where is Dr. Ahn's office located?

    Dr. Mark Ahn's Primary Practice

    9400 N Name Uno

    Gilroy, CA 95020

    (408) 848-2000

    Get Directions

    Dr. Mark Ahn's Practice 2

    450 Sutter St Rm 500

    San Francisco, CA 94108

    Get Directions

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

    Dr. Ahn's National Provider Identifier (NPI) number is 1417934670.

    What common questions do patients ask about Dr. Ahn?

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

    What is Dr. Mark Ahn's specialty?

    Dr. Ahn is an Anesthesiologist near Gilroy, 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. Mark Ahn affiliated with a ranked Castle Connolly Top Hospital?

    No, Dr. Ahn 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

    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. Mark Ahn accepting new patients in Gilroy, CA?

    Yes, Dr. Mark Ahn is accepting new patients at this time.

    Does Dr. Mark Ahn offer online booking?

    Please contact Dr. Ahn's office at (408) 848-2000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Mark Ahn?

    Please contact Dr. Ahn's office at (408) 848-2000 to schedule an appointment.

    Where is Dr. Ahn's office located?

    Dr. Ahn's offices are located in Gilroy, CA and San Francisco, CA.

    Which board certifications does Dr. Mark Ahn have?

    Dr. Mark Ahn is certified by the American Board of Anesthesiology.