MB
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Blitzer, Cardiologist in Norwich, CT?
Dr. Mark Blitzer, MD is a Cardiologist, who primarily practices in Norwich, CT with 1 additional practice location. He is board certified. Dr. Blitzer graduated from Harvard Medical School, Boston, Massachusetts and completed his residency at Ny & Presby Hp-Columbia Campus, Cardiovascular Diseases; Brigham & Women'S Hosp, Internal Medicine. Dr. Blitzer is fluent in English and Spanish, and is currently seeing new patients. Dr. Blitzer’s practice accepts Medicare, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Blitzer’s office at (203) 867-5400.
What are Areas of Expertise for Dr. Blitzer?
Dr. Mark Blitzer, MD is a highly-rated, board-certified Cardiologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Blitzer empowers patients to confidently navigate their health journey, specializing in Atrial Fibrillation, Syncope, and comprehensive wellness support. Serving the Norwich, CT community, Dr. Blitzer is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Blitzer go to medical school and complete their residency?
Residency: Ny & Presby Hp-Columbia Campus, Cardiovascular Diseases; Brigham & Women'S Hosp, Internal Medicine | New York Presbyterian Hospital Program
Medical School: Harvard Medical School, Boston, Massachusetts | Harvard Medical School, Boston, Massachusetts
Is Dr. Blitzer board certified as a Cardiologist?
Yes, Dr. Mark Blitzer, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Blitzer speak?
Dr. Blitzer and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Cardiologist like Dr. Blitzer typically treat?
As a Cardiologist, Dr. Blitzer 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. Blitzer. 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:
- Atrial Fibrillation
- Afib
- A-fib
- Irregular heart rhythm
ICD-10 Codes:
- I480: Paroxysmal atrial fibrillation
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Other Heart Device Management
- Pacemakers and Implantable Defibrillators
- Implantable Defibrillator Management
- Cardiac Resynchronization Therapy Device Care
- Other Implanted Heart Device Care
ICD-10 Codes:
- Z4509: Encounter for adjustment and management of other cardiac device
Also known as:
- Abnormal EKG
- Heart Health Tests
- Irregular Electrocardiogram
- Unusual Heart Rhythm Test
- ECG Abnormalities
ICD-10 Codes:
- R9431: Abnormal electrocardiogram [ECG] [EKG]
What procedures does a Cardiologist like Dr. Blitzer typically perform?
As a Cardiologist, Dr. Blitzer 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. Blitzer. 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:
- 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:
- 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:
- 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
Does Dr. Blitzer accept my insurance?
Dr. Blitzer accepts most major insurance plans. Important: Please call our office at (203) 867-5400 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Blitzer accept in Norwich, CT?
Dr. Blitzer in Norwich, 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
Elevance Health Inc. (formerly Anthem)
Federal government of the United States
Humana
Medicare
Point32Health
State of Connecticut
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Blitzer's office located?
Dr. Mark Blitzer's Primary Practice
79 Wawecus St Ste 106
Norwich, CT 06360
(203) 867-5400
What is Dr. Blitzer's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Blitzer's National Provider Identifier (NPI) number is 1164428207.
What common questions do patients ask about Dr. Blitzer?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Blitzer
What is Dr. Mark Blitzer's specialty?
Dr. Blitzer is a Cardiologist near Norwich, 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. Mark Blitzer affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Blitzer is affiliated with Yale New Haven Hospital, York Street Campus 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
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 Mark Blitzer accepting new patients in Norwich, CT?
Yes, Dr. Mark Blitzer is accepting new patients at this time.
Does Dr. Mark Blitzer offer online booking?
Please contact Dr. Blitzer's office at (203) 867-5400 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Mark Blitzer?
Please contact Dr. Blitzer's office at (203) 867-5400 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Mark Blitzer have?
Dr. Mark Blitzer is certified by the American Board of Internal Medicine.
Other Cardiologist Near Norwich, CT

Cardiologist
Dr. Michael Fucci, DO is a Cardiologist, who primarily practices in Mystic, CT with 1 additional practice location. He has been practicing for over 23 years and is board certified.
Mystic, CT

Dr. Michael Dewar, MD is a Thoracic Surgeon, who primarily practices in New Haven, CT with 2 additional practice locations. He has been practicing for over 39 years and is board certified.
New Haven, CT
CG
Cardiologist
Dr. Cesia Maria Gallegos Kattan, MD is a Cardiologist, who primarily practices in Norwich, CT with 2 additional practice locations.
Norwich, CT