DG
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Grewal, Cardiologist in Santa Ana, CA?
Dr. Dennis Grewal, DO is a Cardiologist, who primarily practices in Santa Ana, CA with 2 additional practice locations. He is board certified. Dr. Grewal is fluent in English and German, and is currently seeing new patients. Dr. Grewal’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Grewal’s office at (714) 245-1444.
What languages does Dr. Grewal speak?
Dr. Grewal and their clinical team can communicate with patients in the following languages:
English
German
What conditions does Dr. Grewal treat?
As a Cardiologist, Dr. Grewal 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. Grewal. 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:
- Atrial Fibrillation
- Heart Palpitations
- Slow Heart Rate
- Arrhythmia
- Afib
- A-fib
- Irregular heart rhythm
- Skipped Heartbeat
- Fluttering Heart
- Pounding Heart
- Persistent atrial fibrillation
- Bradycardia
- Slow Pulse
- Low Heart Rate
ICD-10 Codes:
- I480: Paroxysmal atrial fibrillation
- R002: Palpitations
- I4819: Other persistent atrial fibrillation
- I4891: Unspecified atrial fibrillation
- R001: Bradycardia, unspecified
Also known as:
- Routine Blood Pressure Check (Normal Findings)
- Pre-Procedure Heart Examination
- Vital Signs
- Normal BP reading
- Blood pressure screening, all clear
- Healthy blood pressure check
- Pre-Surgery Cardiac Checkup
- Heart Health Assessment (Before Procedure)
- Cardiovascular Clearance Exam
ICD-10 Codes:
- Z0130: Encounter for examination of blood pressure without abnormal findings
- Z01810: Encounter for preprocedural cardiovascular examination
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Chronic Systolic Heart Failure
- Heart Failure
- Long-term Systolic Heart Failure
- Chronic HFrEF
- Ongoing Pumping Heart Failure
ICD-10 Codes:
- I5022: Chronic systolic (congestive) heart failure
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:
- Shortness of Breath
- Breathing Problems
- Difficulty breathing
- Breathlessness
- Dyspnea
ICD-10 Codes:
- R0602: Shortness of breath
- R0609: Other forms of dyspnea
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Pectoral pain
ICD-10 Codes:
- R0789: Other chest pain
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:
- Fainting
- Syncope
- Passing out
- Collapse
ICD-10 Codes:
- R55: Syncope and collapse
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, 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:
- Heart Transplant Aftercare
- Heart Transplantation
- Post-heart transplant care
- Heart transplant follow-up
- Cardiac transplant recovery
ICD-10 Codes:
- Z4821: Encounter for aftercare following heart transplant
Also known as:
- Mixed High Cholesterol and Triglycerides
- Cholesterol
- Triglycerides
- Mixed hyperlipidemia
- Combined hyperlipidemia
- High lipids
ICD-10 Codes:
- E782: Mixed hyperlipidemia
Which procedures does Dr. Grewal perform as a Cardiologist?
As a Cardiologist, procedures performed by a Dr. Dennis Grewal may include:
- Absent Pulmonary Valve Repair
- Anomalous Coronary Artery Angiography
- Anticoagulation Management
- Aortic Stenosis Repair
- Aortic Valve Repair / Replacement
- Aortopulmonary Window Repair
- Arterial Doppler
- Balloon Septostomy
For detailed information, please contact Dr. Grewal's office.
Does Dr. Grewal accept my insurance?
Dr. Grewal accepts most major insurance plans. Important: Please call our office at (714) 245-1444 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Grewal accept in Santa Ana, CA?
Dr. Grewal in Santa Ana, 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
Centene
Hoag Memorial Hospital Presbyterian
Inland Empire
Kaiser Permanente
Medicare
Other Health Care Provider
UnitedHealthcare
View All Insurances
Where is Dr. Grewal's office located?
What is Dr. Grewal's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Grewal's National Provider Identifier (NPI) number is 1538556592.
What common questions do patients ask about Dr. Grewal?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Grewal
What is Dr. Dennis Grewal's specialty?
Dr. Grewal is a Cardiologist near Santa Ana, CA. 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. Contact Dr. Grewal to book an appointment today.
Is this Dr. Dennis Grewal affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Grewal 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 Cardiologist?
Explore 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 Dennis Grewal accepting new patients in Santa Ana, CA?
Yes, Dr. Dennis Grewal is accepting new patients at this time.
Does Dr. Dennis Grewal offer online booking?
Please contact Dr. Grewal's office at (714) 245-1444 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dennis Grewal?
Please contact Dr. Grewal's office at (714) 245-1444 for information regarding telehealth appointment availability or for scheduling assistance.
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