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Dr. Richard Chang, MD

Dr. Richard Chang, MD

Interventional Cardiologist, Internist, Cardiologist

Walnut Creek, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Chang, Interventional Cardiologist in Walnut Creek, CA?

    Dr. Richard Chang, MD is an Interventional Cardiologist, who primarily practices in Walnut Creek, CA with 2 additional practice locations. He is board certified. Dr. Chang graduated from Manila Central University / College of Medicine and completed his residency at Nyu Hospitals Center, Hematology-Internal Medicine; Univ Of S Ca/Lac & Usc, Internal Medicine. Dr. Chang is fluent in English, Korean, Spanish, and Tagalog, and is currently seeing new patients. Dr. Chang’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Chang’s office at (925) 937-1770.

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

    • Fellowship: Loma Linda University in California

    • Residency: Nyu Hospitals Center, Hematology-Internal Medicine; Univ Of S Ca/Lac & Usc, Internal Medicine | Loma Linda University in California

    • Medical School: Manila Central University / College of Medicine | Manila Central University-Filemon D. Tanchoco Foundation College of Medicine

    Is Dr. Chang board certified as an Interventional Cardiologist?

    Yes, Dr. Richard Chang, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Chang speak?

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

    • English
    • Korean
    • Spanish
    • Tagalog

    What conditions does an Interventional Cardiologist like Dr. Chang typically treat?

    As an Interventional Cardiologist, Dr. Chang 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. Chang. 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:

    • Having a Pacemaker
    • Pacemakers and Implantable Defibrillators
    • Heart pacemaker
    • Artificial pacemaker
    • Implanted heart device

    ICD-10 Codes:

    • Z950: Presence of cardiac pacemaker

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Hardening of the Arteries in the Heart without Chest Pain
    • Atherosclerosis
    • Coronary Artery Disease
    • Silent Coronary Artery Disease
    • Asymptomatic Atherosclerosis

    ICD-10 Codes:

    • I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris

    Also known as:

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

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    Also known as:

    • Atrial Fibrillation
    • Afib
    • A-fib
    • Irregular heart rhythm

    ICD-10 Codes:

    • I480: Paroxysmal atrial fibrillation

    What procedures does an Interventional Cardiologist like Dr. Chang typically perform?

    As an Interventional Cardiologist, Dr. Chang 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. Chang. 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:

    • Implantable Defibrillator Placement
    • ICD insertion
    • Permanent defibrillator implant
    • Heart defibrillator replacement
    • Transvenous defibrillator system

    CPT Codes:

    • 33249: Insertion or replacement of permanent implantable defibrillator system, with transvenous lead(s), single or dual chamber

    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:

    • Left Ventricle Pacing Lead Insertion
    • Cardiac Pacing Electrode Placement
    • LV Lead Insertion
    • Pacemaker Upgrade Lead

    CPT Codes:

    • 33225: Insertion of pacing electrode, cardiac venous system, for left ventricular pacing, at time of insertion of implantable defibrillator or pacemaker pulse generator (eg, for upgrade to dual chamber system) (List separately in addition to code for primary procedure)

    Also known as:

    • Defibrillator Generator Replacement
    • ICD Generator Change
    • Implantable Defibrillator Battery Change
    • Defibrillator Device Replacement

    CPT Codes:

    • 33264: Removal of implantable defibrillator pulse generator with replacement of implantable defibrillator pulse generator; multiple lead system

    Also known as:

    • Subcutaneous Cardiac Rhythm Monitor Insertion
    • Implantable Loop Recorder Insertion
    • Under-Skin Heart Monitor
    • Cardiac Event Recorder Implant

    CPT Codes:

    • 33285: Insertion, subcutaneous cardiac rhythm monitor, including programming

    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:

    • Coronary Artery Lithotripsy
    • Heart artery shockwave therapy
    • Intravascular lithotripsy (IVL)
    • Percutaneous coronary lithotripsy
    • Coronary artery calcification treatment

    CPT Codes:

    • 92972: Percutaneous transluminal coronary lithotripsy (List separately in addition to code for primary procedure)

    Does Dr. Chang accept my insurance?

    Dr. Chang accepts most major insurance plans. Important: Please call our office at (925) 937-1770 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Chang accept in Walnut Creek, CA?

    Dr. Chang in Walnut Creek, 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

    • Contra Costa

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Hill Physicians Medical Group

    • Humana

    • Medicare

    • Molina Healthcare

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Chang's office located?

    Dr. Richard Chang's Primary Practice

    1450 Treat Blvd Ste 220B

    Walnut Creek, CA 94597

    (925) 937-1770

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    Dr. Richard Chang's Practice 2

    2700 Grant St Ste 106

    Concord, CA 94520

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    Dr. Richard Chang's Practice 3

    1399 Ygnacio Valley Rd Ste 11

    Walnut Creek, CA 94598

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

    Dr. Chang's National Provider Identifier (NPI) number is 1275669954.

    What common questions do patients ask about Dr. Chang?

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

    What is Dr. Richard Chang's specialty?

    Dr. Chang is an Interventional Cardiologist near Walnut Creek, CA.

    What does an Interventional Cardiologist do?

    A branch of medicine within cardiology that employs advanced imaging and diagnostic techniques to assess blood flow and pressure in the coronary arteries and heart chambers. This specialty also utilizes technical procedures and medications to address abnormalities that affect cardiovascular function.

    Is Dr. Richard Chang affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Chang is affiliated with John Muir Health Concord Medical Center, John Muir Health Walnut Creek Medical Center, Stanford Health Care - Valleycare, Sutter Delta Medical Center, Kaiser Permanente Oakland Medical Center, Sutter Solano 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 an Interventional Cardiologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Interventional 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. Richard Chang accepting new patients in Walnut Creek, CA?

    Yes, Dr. Richard Chang is accepting new patients at this time.

    Does Dr. Richard Chang offer online booking?

    Please contact Dr. Chang's office at (925) 937-1770 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Richard Chang?

    Please contact Dr. Chang's office at (925) 937-1770 to schedule an appointment.

    Where is Dr. Chang's office located?

    Dr. Chang's offices are located in Walnut Creek, CA and Concord, CA.

    Which board certifications does Dr. Richard Chang have?

    Dr. Richard Chang is certified by the American Board of Internal Medicine.