CI
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ionescu, Cardiologist in Waterford, CT?
Dr. Costin Ionescu, MD, PHD is a Cardiologist, who primarily practices in Waterford, CT with 2 additional practice locations. He is board certified. Dr. Ionescu is fluent in English and Romanian; Moldavian; Moldovan, and is currently seeing new patients. Dr. Ionescu’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ionescu’s office at (203) 789-6045.
Is Dr. Ionescu board certified as a Cardiologist?
Yes, Dr. Costin Ionescu, MD, PHD is board certified by the American Board of Internal Medicine
What languages does Dr. Ionescu speak?
Dr. Ionescu and their clinical team can communicate with patients in the following languages:
English
Romanian; Moldavian; Moldovan
What conditions does a Cardiologist like Dr. Ionescu typically treat?
As a Cardiologist, Dr. Ionescu 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. Ionescu. 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:
- 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 Cholesterol
- Cholesterol
- Triglycerides
- Hyperlipidemia
- High lipids
- Dyslipidemia
ICD-10 Codes:
- E785: Hyperlipidemia, unspecified
What procedures does a Cardiologist like Dr. Ionescu typically perform?
As a Cardiologist, procedures performed by Dr. Costin Ionescu 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. Ionescu's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Ionescu accept my insurance?
Dr. Ionescu accepts most major insurance plans. Important: Please call our office at (203) 789-6045 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ionescu accept in Waterford, CT?
Dr. Ionescu in Waterford, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Cigna Group
CVS Health (formerly Aetna)
EmblemHealth
Globe Life
Medicare
Point32Health
State of Connecticut
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Ionescu's office located?
Dr. Costin Ionescu's Primary Practice
196 Parkway S Unit 103
Waterford, CT 06385
(203) 789-6045
What is Dr. Ionescu's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ionescu's National Provider Identifier (NPI) number is 1063513703.
What common questions do patients ask about Dr. Ionescu?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ionescu
What is Dr. Costin Ionescu's specialty?
Dr. Ionescu is a Cardiologist near Waterford, CT.
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 this Dr. Costin Ionescu affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ionescu is affiliated with Smilow Cancer Hospital At Yale New Haven, Griffin Hospital, Bridgeport Hospital, Westerly Hospital, Lawrence & Memorial Hospital 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 Costin Ionescu accepting new patients in Waterford, CT?
Yes, Dr. Costin Ionescu is accepting new patients at this time.
Does Dr. Costin Ionescu offer online booking?
Please contact Dr. Ionescu's office at (203) 789-6045 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Costin Ionescu?
Please contact Dr. Ionescu's office at (203) 789-6045 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Costin Ionescu have?
Dr. Costin Ionescu is certified by the American Board of Internal Medicine.
Other Cardiologist Near Waterford, CT
MF
Clinical Cardiac Electrophysiologist
Dr. Meir Friedman, MD is a Clinical Cardiac Electrophysiologist, who primarily practices in Waterford, CT with 2 additional practice locations. He has been practicing for over 18 years and is board certified.
Waterford, CT

Dr. Brian Cambi, MD is an Interventional Cardiologist, who primarily practices in Waterford, CT with 2 additional practice locations. He is board certified.
Waterford, CT
RD
Clinical Cardiac Electrophysiologist
Dr. Ralph Debiasi, MD is a Clinical Cardiac Electrophysiologist, who primarily practices in New Haven, CT with 2 additional practice locations.
New Haven, CT