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Dr. Byung Ahn, MD

Dr. Byung Ahn, MD

Upland, CA

41 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Ahn, Cardiologist in Upland, CA?

    Dr. Byung Ahn, MD is a Cardiologist, who primarily practices in Upland, CA with 1 additional practice location. He has been practicing for over 41 years and is board certified. Dr. Ahn graduated from Harvard Medical School, Boston, Massachusetts and completed his residency at Lac-King/Drew Med Ctr, Cardiovascular Diseases; Wright State Univ Sch Of Med, Internal Medicine. Dr. Ahn is fluent in English and Korean, and is currently seeing new patients. Dr. Ahn’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ahn’s office at (909) 982-6500.

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

    • Residency: Lac-King/Drew Med Ctr, Cardiovascular Diseases; Wright State Univ Sch Of Med, Internal Medicine | Lac King/Drew Med Center | Wright State University Affiliated Hospitals | KING DREW MEDICAL CENTER

    • Medical School: Kyunghee University, Coll of Med, Dong-Dae-Moonka, Seoul, So Korea | Kyunghee University / College of Medicine | Harvard Medical School, Boston, Massachusetts | Kyunghee University / College of Medicine

    Is Dr. Ahn board certified as a Cardiologist?

    Yes, Dr. Byung Ahn, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Ahn speak?

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

    • English
    • Korean

    What conditions does a Cardiologist like Dr. Ahn typically treat?

    As a Cardiologist, 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:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Abnormal EKG
    • Heart Health Tests
    • Irregular Electrocardiogram
    • Unusual Heart Rhythm Test
    • ECG Abnormalities

    ICD-10 Codes:

    • R9431: Abnormal electrocardiogram [ECG] [EKG]

    Also known as:

    • Heart Palpitations
    • Arrhythmia
    • Skipped Heartbeat
    • Fluttering Heart
    • Pounding Heart

    ICD-10 Codes:

    • R002: Palpitations

    Also known as:

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

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    What procedures does a Cardiologist like Dr. Ahn typically perform?

    As a Cardiologist, 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:

    • Pacemaker Battery Replacement (Dual Lead)
    • Pacemaker Generator Exchange
    • Dual Lead Pacemaker Replacement
    • Heart Pacemaker Battery Change
    • Pacemaker Pulse Generator Replacement

    CPT Codes:

    • 33228: Removal of permanent pacemaker pulse generator with replacement of pacemaker pulse generator; dual lead system

    Also known as:

    • Dual-Chamber Pacemaker Insertion
    • Permanent Pacemaker Placement
    • Atrial and Ventricular Pacemaker
    • Heart Rhythm Device Implantation

    CPT Codes:

    • 33208: Insertion of new or replacement of permanent pacemaker with transvenous electrode(s); atrial and ventricular

    Also known as:

    • Pacemaker Generator Insertion with Existing Leads
    • Pacemaker Battery Replacement
    • Dual Lead Pacemaker Generator Implant
    • Cardiac Pacemaker Pulse Generator Insertion

    CPT Codes:

    • 33213: Insertion of pacemaker pulse generator only; with existing dual leads

    Also known as:

    • Removal of Implantable Heart Monitor
    • Subcutaneous Cardiac Monitor Removal
    • Loop Recorder Removal
    • Implantable Loop Recorder Excision

    CPT Codes:

    • 33286: Removal, subcutaneous cardiac rhythm monitor

    Does Dr. Ahn accept my insurance?

    Dr. Ahn accepts most major insurance plans. Important: Please call our office at (909) 982-6500 before your appointment to verify that your specific plan and network are accepted.

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

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

    Top Insurances

    • Alignment Healthcare

    • Centene Corporation

    • CVS Health (formerly Aetna)

    • Heritage Health

    • Humana

    • Inland Empire Health Plan

    • Medicare

    • OptumRx Administered Payer

    • Other Health Care Provider

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Ahn's office located?

    Dr. Byung Ahn's Primary Practice

    685 N 13th Ave

    Upland, CA 91786

    (909) 982-6500

    Get Directions

    Dr. Byung Ahn's Practice 2

    1382 E Foothill Blvd

    Upland, CA 91786

    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 1194715193.

    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. Byung Ahn's specialty?

    Dr. Ahn is a Cardiologist near Upland, CA.

    What does a Cardiologist do?

    An internist specializing in cardiovascular diseases focuses on the diagnosis and management of complex heart and blood vessel conditions, including heart attacks and life-threatening arrhythmias.

    Is Dr. Byung Ahn affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Ahn is affiliated with San Antonio Regional Hospital, Kaiser Permanente Riverside Medical Center, St. Bernardine Medical Center, Alhambra Hospital Medical Center 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 a Cardiologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Cardiologist. 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. Byung Ahn accepting new patients in Upland, CA?

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

    Does Dr. Byung Ahn offer online booking?

    Please contact Dr. Ahn's office at (909) 982-6500 for information about online booking, telehealth, or to schedule an appointment.

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

    Please contact Dr. Ahn's office at (909) 982-6500 to schedule an appointment.

    Where is Dr. Ahn's office located?

    Dr. Ahn's office is located in Upland, CA.

    Which board certifications does Dr. Byung Ahn have?

    Dr. Byung Ahn is certified by the American Board of Internal Medicine.