
33 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Nasir, Clinical Cardiac Electrophysiologist in Houston, TX?
Dr. Nadim Nasir, MD is a Clinical Cardiac Electrophysiologist, who primarily practices in Houston, TX with 2 additional practice locations. He has been practicing for over 33 years. Dr. Nasir is fluent in English and Spanish, and is currently seeing new patients. Dr. Nasir’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Nasir’s office at (281) 890-4848.
What are Areas of Expertise for Dr. Nasir?
Dr. Nadim Nasir, MD is a highly-rated, board-certified Clinical Cardiac Electrophysiologist 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. Nasir empowers patients to confidently navigate their health journey, specializing in Arrhythmias, Cardiac Catheterization, Pacemakers/Defibrillators, and comprehensive wellness support. Serving the Houston, TX community, Dr. Nasir is dedicated to enhancing lives through expert, patient-centered care.
What languages does Dr. Nasir speak?
Dr. Nasir and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Clinical Cardiac Electrophysiologist like Dr. Nasir typically treat?
As a Clinical Cardiac Electrophysiologist, Dr. Nasir 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. Nasir. 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
- Sick Sinus Syndrome
- Arrhythmia
- Sick sinus syndrome
- Afib
- A-fib
- Irregular heart rhythm
- Sinus Node Dysfunction
- Bradycardia-Tachycardia Syndrome
- SSS
- Persistent atrial fibrillation
ICD-10 Codes:
- I480: Paroxysmal atrial fibrillation
- I4891: Unspecified atrial fibrillation
- I495: Sick sinus syndrome
- I4819: Other persistent atrial fibrillation
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 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:
- Having an Implantable Cardiac Defibrillator (ICD)
- Pacemakers and Implantable Defibrillators
- ICD implant
- Automatic defibrillator
- Implanted heart shock device
ICD-10 Codes:
- Z95810: Presence of automatic (implantable) cardiac defibrillator
What procedures does a Clinical Cardiac Electrophysiologist like Dr. Nasir typically perform?
As a Clinical Cardiac Electrophysiologist, Dr. Nasir 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. Nasir. 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:
- 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:
- 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:
- 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:
- Implantable Defibrillator Placement
- ICD insertion
- Permanent defibrillator implant
- Heart defibrillator replacement
- Transvenous defibrillator system
CPT Codes:
- 33249: Insertion or replacement of permanent implantable defibrillator system, with transvenous lead(s), single or dual chamber
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
Does Dr. Nasir accept my insurance?
Dr. Nasir accepts most major insurance plans. Important: Please call our office at (281) 890-4848 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Nasir accept in Houston, TX?
Dr. Nasir in Houston, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene Corporation
Cigna Group
CVS Health (formerly Aetna)
Federal government of the United States
Health Care Service Corporation
Humana
Medicare
Other Health Care Provider
UnitedHealth Group
View All Insurances
Where is Dr. Nasir's office located?
Dr. Nadim Nasir's Primary Practice
5115 Fannin St Ste 801
Houston, TX 77004
(281) 890-4848
Ratings & Reviews
5.0
Overall rating
Based on 1 reviews
Office Experience
100% of patients found the doctor and staff friendly and the office clean and modern
Wait Times
100% of patients were satisfied with the wait time
Diagnosis
100% of patients were satisfied with the doctor's diagnosis and explanation of their condition
Patients give Dr. Nadim Nasir an Excellent overall experience rating of 5 out of 5 stars. Dr. Nasir has been rated and reviewed by 1 patient. These ratings are based on a variety of factors, including the amount of time patients spent with Dr. Nasir, his bedside manner, appointment waiting time, friendliness of the office staff, clarity of diagnosis, and more.
Read Patient ReviewsWhat is Dr. Nasir's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Nasir's National Provider Identifier (NPI) number is 1952364788.
What common questions do patients ask about Dr. Nasir?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Nasir
What is Dr. Nadim Nasir's specialty?
Dr. Nasir is a Clinical Cardiac Electrophysiologist near Houston, TX.
What does a Clinical Cardiac Electrophysiologist do?
A specialized domain within the cardiovascular disease subspecialty of Internal Medicine that involves advanced technical procedures to evaluate heart rhythms and determine the most appropriate treatments.
Is this Dr. Nadim Nasir affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Nasir is affiliated with Houston Methodist Hospital, Houston Methodist Willowbrook 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 Clinical Cardiac Electrophysiologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Clinical Cardiac Electrophysiologist. 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 Nadim Nasir accepting new patients in Houston, TX?
Yes, Dr. Nadim Nasir is accepting new patients at this time.
Does Dr. Nadim Nasir offer online booking?
Please contact Dr. Nasir's office at (281) 890-4848 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Nadim Nasir?
Please contact Dr. Nasir's office at (281) 890-4848 for information regarding telehealth appointment availability or for scheduling assistance.
Other Clinical Cardiac Electrophysiologist Near Houston, TX

Clinical Cardiac Electrophysiologist
Clinical Cardiac Electrophysiologist
