29 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Beldner, Cardiologist in Manhasset, NY?
Dr. Stuart Beldner, MD is a Cardiologist, who primarily practices in Manhasset, NY. He has been practicing for over 29 years and is board certified. Dr. Beldner graduated from Sackler School of Medicine (Tel Aviv University) and completed his residency at North Shore University Hospital. He is a member of the North Shore-LIJ Medical Group, American College of Cardiology, and Heart Rhythm Society. Dr. Beldner is fluent in English, and is currently seeing new patients. Dr. Beldner’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Beldner’s office at (516) 562-2300.
What are Areas of Expertise for Dr. Beldner?
Dr. Stuart Beldner, 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. Beldner empowers patients to confidently navigate their health journey, specializing in Arrhythmias, Catheter Ablation, Pacemakers/Defibrillators, and comprehensive wellness support. Serving the Manhasset, NY community, Dr. Beldner is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Beldner go to medical school and complete their residency?
Fellowship: North Shore University Hospital | Hospital of the University of Pennsylvania
Residency: North Shore University Hospital
Medical School: Sackler School of Medicine (Tel Aviv University)
Is Dr. Beldner board certified as a Cardiologist?
Yes, Dr. Stuart Beldner, MD is board certified by the American Board of Internal Medicine , American Board of Internal Medicine since 2005, American Board of Internal Medicine since 2003, American Board of Internal Medicine since 2013
What languages does Dr. Beldner speak?
Dr. Beldner and their clinical team can communicate with patients in the following languages:
English
What conditions does a Cardiologist like Dr. Beldner typically treat?
As a Cardiologist, Dr. Beldner 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. Beldner. 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:
- Atrial Fibrillation
- Afib
- A-fib
- Irregular heart rhythm
ICD-10 Codes:
- I4891: Unspecified atrial fibrillation
- I480: Paroxysmal atrial fibrillation
Also known as:
- Fainting
- Syncope
- Passing out
- Collapse
ICD-10 Codes:
- R55: Syncope and collapse
Also known as:
- Cardiovascular Disorder Screening
- Health Screening
- Heart Disease Screening
- Vascular Disease Check
- Cardiac Screening
ICD-10 Codes:
- Z136: Encounter for screening for cardiovascular disorders
Also known as:
- Ischemic Stroke
- Brain Attack
- Cerebral Infarction
- Brain Ischemia
ICD-10 Codes:
- I639: Cerebral infarction, unspecified
What procedures does a Cardiologist like Dr. Beldner typically perform?
As a Cardiologist, Dr. Beldner 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. Beldner. 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:
- Subcutaneous Cardiac Rhythm Monitor Insertion
- Implantable Loop Recorder Insertion
- Under-Skin Heart Monitor
- Cardiac Event Recorder Implant
CPT Codes:
- 33285: Insertion, subcutaneous cardiac rhythm monitor, including programming
Also known as:
- Removal of Implantable Heart Monitor
- Subcutaneous Cardiac Monitor Removal
- Loop Recorder Removal
- Implantable Loop Recorder Excision
CPT Codes:
- 33286: Removal, subcutaneous cardiac rhythm monitor
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:
- Left Ventricle Pacing Lead Insertion
- Cardiac Pacing Electrode Placement
- LV Lead Insertion
- Pacemaker Upgrade Lead
CPT Codes:
- 33225: Insertion of pacing electrode, cardiac venous system, for left ventricular pacing, at time of insertion of implantable defibrillator or pacemaker pulse generator (eg, for upgrade to dual chamber system) (List separately in addition to code for primary procedure)
Also known as:
- Left Atrial Appendage Closure
- LAA Closure
- Watchman Procedure
- Heart Appendage Sealing
- Stroke Prevention Device Implant
CPT Codes:
- 33340: Percutaneous transcatheter closure of the left atrial appendage with endocardial implant, including fluoroscopy, transseptal puncture, catheter placement(s), left atrial angiography, left atrial appendage angiography, when performed, and radiological supervision and interpretation
Also known as:
- Subcutaneous Implantable Defibrillator Placement
- S-ICD System Insertion
- Under-Skin Defibrillator Implant
- Permanent Subcutaneous Defibrillator Replacement
CPT Codes:
- 33270: Insertion or replacement of permanent subcutaneous implantable defibrillator system, with subcutaneous electrode, including defibrillation threshold evaluation, induction of arrhythmia, evaluation of sensing for arrhythmia termination, and programming or reprogramming of sensing or therapeutic parameters, when performed
Does Dr. Beldner accept my insurance?
Dr. Beldner accepts most major insurance plans. Important: Please call our office at (516) 562-2300 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Beldner accept in Manhasset, NY?
Dr. Beldner in Manhasset, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centers Plan For Healthy Living
Cigna Group
CVS Health (formerly Aetna)
Elderplan
International Brotherhood of Teamsters (IBT)
Medicare
Service Employees International Union (SEIU)
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Beldner's office located?
Recognitions
Memberships & Associations
North Shore-LIJ Medical Group
Member
American College of Cardiology
Fellow
Heart Rhythm Society
Fellow
Castle Connolly Doctor’s Choice Awards
Doctor’s Choice - All Time
Among the most nominated for the Castle Connolly Top Doctor recognition across all time
Doctor’s Choice - 2025
Among the most nominated for the Castle Connolly Top Doctor recognition in 2025
Doctor’s Choice - Last 5 Years
Among the most nominated for the Castle Connolly Top Doctor recognition in the last 5 years
What is Dr. Beldner's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Beldner's National Provider Identifier (NPI) number is 1720159114.
What common questions do patients ask about Dr. Beldner?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Beldner
What is Dr. Stuart Beldner's specialty?
Dr. Beldner is a Cardiologist near Manhasset, NY.
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. Stuart Beldner affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Beldner is affiliated with North Shore University Hospital, Long Island Jewish 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 Stuart Beldner accepting new patients in Manhasset, NY?
Yes, Dr. Stuart Beldner is accepting new patients at this time.
Does Dr. Stuart Beldner offer online booking?
Please contact Dr. Beldner's office at (516) 562-2300 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Stuart Beldner?
Please contact Dr. Beldner's office at (516) 562-2300 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Stuart Beldner have?
Dr. Stuart Beldner is certified by the American Board of Internal Medicine.
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Connect with DR. Beldner
Nsuh-Dept Of Med Div Of Cardiology
300 Community Dr
Manhasset, NY 11030