MR
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ramsis, Cardiologist in San Diego, CA?
Dr. Mattheus Ramsis is a Cardiologist, who primarily practices in San Diego, CA with 1 additional practice location. Dr. Ramsis is fluent in English, and is currently seeing new patients. Dr. Ramsis’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ramsis’s office at (617) 732-5500.
What languages does Dr. Ramsis speak?
Dr. Ramsis and their clinical team can communicate with patients in the following languages:
English
What conditions does a Cardiologist like Dr. Ramsis typically treat?
As a Cardiologist, Dr. Ramsis 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. Ramsis. 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:
- 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:
- Abnormal EKG
- Heart Health Tests
- Irregular Electrocardiogram
- Unusual Heart Rhythm Test
- ECG Abnormalities
ICD-10 Codes:
- R9431: Abnormal electrocardiogram [ECG] [EKG]
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
What procedures does a Cardiologist like Dr. Ramsis typically perform?
As a Cardiologist, procedures performed by Dr. Mattheus Ramsis 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
Please contact Dr. Ramsis' office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Ramsis accept my insurance?
Dr. Ramsis accepts most major insurance plans. Important: Please call our office at (617) 732-5500 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ramsis accept in San Diego, CA?
Dr. Ramsis in San Diego, 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
Humana
Inland Empire Health Plan
Medicare
Molina Healthcare
Other Health Care Provider
Other Provider Networks
Other Support Agencies/Consultants
UnitedHealth Group
View All Insurances
Where is Dr. Ramsis' office located?
What hospitals are Dr. Ramsis affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Ramsis has admitting privileges at the following hospitals:
Jacobs Medical Center At Uc San Diego Health,La Jolla, CA
Ranked in 2 Procedures

Jacobs Medical Center At Uc San Diego Health,La Jolla, CA
Ranked in 2 Procedures
Scripps Mercy Hospital San Diego,San Diego, CA
Ranked Cancer Surgery

Ranked in 4 Procedures

Scripps Mercy Hospital San Diego,San Diego, CA
Ranked Cancer Surgery
Ranked in 4 Procedures
Palomar Medical Center Poway,Poway, CA
Ranked General Surgery

Ranked Hernia Repair Surgery

Palomar Medical Center Poway,Poway, CA
Ranked General Surgery
Ranked Hernia Repair Surgery
Kaiser Permanente San Diego Medical Center,San Diego, CA
Ranked in 2 Specialties

Ranked in 3 Procedures

Kaiser Permanente San Diego Medical Center,San Diego, CA
Ranked in 2 Specialties
Ranked in 3 Procedures
El Centro Regional Medical Center,El Centro, CA
El Centro Regional Medical Center,El Centro, CA
What is Dr. Ramsis's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ramsis's National Provider Identifier (NPI) number is 1609225135.
What common questions do patients ask about Dr. Ramsis?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ramsis
What is Dr. Mattheus Ramsis's specialty?
Dr. Ramsis is a Cardiologist near San Diego, 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. Mattheus Ramsis affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ramsis is affiliated with Jacobs Medical Center At Uc San Diego Health, Scripps Mercy Hospital San Diego, Palomar Medical Center Poway, Kaiser Permanente San Diego 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. Mattheus Ramsis accepting new patients in San Diego, CA?
Yes, Dr. Mattheus Ramsis is accepting new patients at this time.
Does Dr. Mattheus Ramsis offer online booking?
Please contact Dr. Ramsis' office at (617) 732-5500 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. Mattheus Ramsis?
Please contact Dr. Ramsis' office at (617) 732-5500 to schedule an appointment.
Where is Dr. Ramsis' office located?
Dr. Ramsis' office is located in San Diego, CA.
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