JN
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Nan, Interventional Cardiologist in Newport Beach, CA?
Dr. John Nan, MD is an Interventional Cardiologist, who primarily practices in Newport Beach, CA with 2 additional practice locations. Dr. Nan is fluent in English, and is currently seeing new patients. Dr. Nan’s practice accepts Cigna, Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Nan’s office at (949) 548-9611.
What languages does Dr. Nan speak?
Dr. Nan and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Nan treat?
As an Interventional Cardiologist, Dr. Nan 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. Nan. 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:
- Heart Palpitations
- Atrial Fibrillation
- Arrhythmia
- Skipped Heartbeat
- Fluttering Heart
- Pounding Heart
- Afib
- A-fib
- Irregular heart rhythm
ICD-10 Codes:
- R002: Palpitations
- I480: Paroxysmal atrial fibrillation
- I4891: Unspecified atrial fibrillation
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:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Narrowed Aortic Valve
- Leaky Mitral Valve
- Heart Valve Disease
- Aortic Valve Stenosis
- Tight Aortic Valve
- Mitral Valve Insufficiency
- Mitral Regurgitation
ICD-10 Codes:
- I350: Nonrheumatic aortic (valve) stenosis
- I340: Nonrheumatic mitral (valve) insufficiency
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Pectoral pain
ICD-10 Codes:
- R0789: Other chest pain
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, unspecified
Also known as:
- Shortness of Breath
- Breathing Problems
- Dyspnea
- Difficulty breathing
- Breathlessness
ICD-10 Codes:
- R0609: Other forms of dyspnea
Also known as:
- Pre-Procedure Heart Examination
- Pre-Surgery Cardiac Checkup
- Heart Health Assessment (Before Procedure)
- Cardiovascular Clearance Exam
ICD-10 Codes:
- Z01810: Encounter for preprocedural cardiovascular examination
Also known as:
- Cardiomyopathy
- Heart Muscle Disease
- Enlarged Heart
ICD-10 Codes:
- I429: Cardiomyopathy, unspecified
Also known as:
- Long-Term Blood Thinner Use
- Blood Thinners
- Chronic anticoagulant therapy
- Ongoing blood thinner treatment
- Anticoagulant medication use
ICD-10 Codes:
- Z7901: Long term (current) use of anticoagulants
Also known as:
- Heart Failure
- Congestive Heart Failure
- CHF
- Cardiac Insufficiency
ICD-10 Codes:
- I509: Heart failure, unspecified
Also known as:
- Having a Prosthetic Heart Valve
- Heart Valve Disease
- Artificial heart valve
- Mechanical heart valve
- Bioprosthetic valve
ICD-10 Codes:
- Z952: Presence of prosthetic heart valve
Also known as:
- Fainting
- Syncope
- Passing out
- Collapse
ICD-10 Codes:
- R55: Syncope and collapse
Also known as:
- Having an Implantable Cardiac Defibrillator (ICD)
- Pacemakers and Implantable Defibrillators
- ICD implant
- Automatic defibrillator
- Implanted heart shock device
ICD-10 Codes:
- Z95810: Presence of automatic (implantable) cardiac defibrillator
Also known as:
- Chronic Atrial Fibrillation
- Atrial Fibrillation
- Persistent AFib
- Long-term AFib
- Ongoing Atrial Fibrillation
ICD-10 Codes:
- I4820: Chronic atrial fibrillation, unspecified
Also known as:
- Past Heart Attack
- Heart Attack
- Previous Heart Attack
- Old Myocardial Infarction
- Prior Heart Attack
ICD-10 Codes:
- I252: Old myocardial infarction
Also known as:
- Thoracic Aortic Widening
- Dilated Thoracic Aorta
- Thoracic Aortic Dilation
- Enlarged Chest Aorta
ICD-10 Codes:
- I77810: Thoracic aortic ectasia
Which procedures does Dr. Nan perform as an Interventional Cardiologist?
As an Interventional Cardiologist, procedures performed by Dr. John Nan may include:
- Balloon Angioplasty / Stent
- Cardiac Catheterization
- Carotid Endarterectomy
- Heart Valve Repair / Valvuloplasty
- Pacemaker Implant
For detailed information, please contact Dr. Nan's office.
Does Dr. Nan accept my insurance?
Dr. Nan accepts most major insurance plans. Important: Please call our office at (949) 548-9611 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Nan accept in Newport Beach, CA?
Dr. Nan in Newport Beach, 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
CalOptima
Crown Cork and Seal Company
HealthComp
Hoag Memorial Hospital Presbyterian
Medicare
Other Provider Networks
Scan Health Plan
UnitedHealthcare
View All Insurances
Where is Dr. Nan's office located?
Dr. John Nan's Primary Practice
455 Old Newport Blvd Ste 200
Newport Beach, CA 92663
(949) 548-9611
What is Dr. Nan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Nan's National Provider Identifier (NPI) number is 1013336643.
What common questions do patients ask about Dr. Nan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Nan
What is Dr. John Nan's specialty?
Dr. Nan is a Interventional Cardiologist near Newport Beach, CA. 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. Contact Dr. Nan to book an appointment today.
Is this Dr. John Nan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Nan is affiliated with Hoag Hospital Newport Beach which is a Castle Connolly Top Hospital. 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 Interventional Cardiologist?
Explore Interventional Cardiologist 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 John Nan accepting new patients in Newport Beach, CA?
Yes, Dr. John Nan is accepting new patients at this time.
Does Dr. John Nan offer online booking?
Please contact Dr. Nan's office at (949) 548-9611 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Nan?
Please contact Dr. Nan's office at (949) 548-9611 for information regarding telehealth appointment availability or for scheduling assistance.
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