Physician Profile
Chockalingam A. Narayanan, M.D.
Unclaimed ProfileAbout Dr. Narayanan
Based in Galveston, TX, Chockalingam A. Narayanan, M.D. is listed in the NPI registry under clinical cardiac electrophysiology. According to Medicare claims data, Chockalingam cared for 1,006 Medicare patients across 1,496 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, evaluation of cardiac rhythm monitor system, remote up to 30 days, and visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient'.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (409) 772-2328
- Email not available
Practice Locations
1005 HARBORSIDE DR 6TH FL
Galveston, TX 77555
Conditions Commonly Evaluated or Treated
Within Clinical Cardiac Electrophysiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- AFib
- Arrhythmias
- Coronary artery disease
- Heart attack
Abnormal heart rhythms
- Atrial Tachycardia
- Premature atrial contractions
Autonomic disorders
- Orthostatic hypotension
- Postural orthostatic tachycardia syndrome
Conduction disorders
- Bundle Branch Block
- Heart block
- Junctional Rhythm
- Tachy-Brady Syndrome
Dangerous heart rhythms
- Cardiac Arrest
- Ventricular Fibrillation
- Ventricular tachycardia
Device complications
- Pacemaker Infection
Device issues
- Frequent Defibrillator Shocks
- Pacemaker Syndrome
Fainting & reflex disorders
- Carotid Sinus Hypersensitivity
Genetic heart conditions
- Arrhythmogenic Right Ventricular Dysplasia
- Brugada Syndrome
- Catecholaminergic Polymorphic Ventricular Tachycardia
- Long QT syndrome
Heart failure and muscle
- Weak Heart Muscle
Heart muscle conditions
- Cardiac Sarcoidosis
- Hypertrophic cardiomyopathy
Heart rhythm disorders
- Inappropriate Sinus Tachycardia
- Supraventricular tachycardia
- Wolff-Parkinson-White Syndrome
Inherited rhythm disorders
- Short QT Syndrome
Structural heart conditions
- Arrhythmic Mitral Valve Prolapse
Symptoms
- Dizziness and Lightheadedness
- Fainting and syncope
- Heart palpitations
- Premature ventricular contractions
- Slow heart rate (bradycardia)
Procedures & services
Most searched procedures
- AFib ablation
- Angioplasty and stenting
- Cardiac catheterization
- Pacemaker implantation
- Watchman procedure
Advanced therapies
- Stereotactic Cardiac Radioablation (STAR)
Catheter ablation
- AV Node Ablation
- Cardioneuroablation
- Cryoablation
- Epicardial Catheter Ablation
- Heart Flutter Ablation
- Pulsed Field Ablation
- PVC Ablation
- Ventricular Tachycardia Ablation
Device care
- Pacemaker Check
- Remote Device Monitoring
Device management
- Pacemaker or Defibrillator Reprogramming
Device placement
- Extravascular Defibrillator Placement (EV-ICD)
Device procedures
- Cardiac resynchronization therapy device placement
- Conduction System Pacing
- Implantable cardioverter-defibrillator placement
- Leadless Pacemaker Placement
- Pacemaker Battery Replacement
- Pacemaker Lead Removal
- Subcutaneous Defibrillator Placement
Diagnostic imaging
- Cardiac MRI for Heart Scarring
- Transesophageal echocardiogram
Diagnostic monitoring
- 24-Hour Holter Monitor
- Exercise Stress Test for Arrhythmia
Diagnostic testing
- Brugada Drug Challenge Test
- Carotid Sinus Massage
Diagnostic tests
- 30-Day Cardiac Event Monitor
- Electrophysiology study
- Genetic Arrhythmia Testing
- Heart monitor
- Implantable Loop Recorder (Cardiac Monitor Implant)
- Tilt Table Test
- Wearable Heart Patch Monitor
External devices
- LifeVest Fitting
Heart rhythm treatments
- AED Shock or Defibrillation
Medication management
- Heart Rhythm Medication Management
Minor device procedures
- Loop Recorder Removal
Rhythm restoration
- Electrical cardioversion
Stroke prevention
- Left atrial appendage closure
Procedures Most Often Billed to Medicare
1,496 services · 1,006 patients · 21 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Repair of left upper heart chamber with implant with review by radiologist | Procedure | 33340 |
36 | As often as other peers in Clinical Cardiac Electrophysiology |
| Insertion of pacemaker and upper and lower heart chamber electrode | Procedure | 33208 |
22 | As often as other peers in Clinical Cardiac Electrophysiology |
| Insertion of heart rhythm monitor under skin | Procedure | 33285 |
11 | Less often than most peers in Clinical Cardiac Electrophysiology |
| Evaluation of cardiac rhythm monitor system, remote up to 30 days | Treatment | 93298 |
164 | As often as other peers in Clinical Cardiac Electrophysiology |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
134 | Less often than most peers in Clinical Cardiac Electrophysiology |
| Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | Treatment | 93295 |
105 | As often as other peers in Clinical Cardiac Electrophysiology |
| Programming of dual lead pacemaker system | Treatment | 93280 |
92 | As often as other peers in Clinical Cardiac Electrophysiology |
| Programming of multiple lead implantable defibrillator system | Treatment | 93284 |
42 | As often as other peers in Clinical Cardiac Electrophysiology |
| Programming of dual lead implantable defibrillator system | Treatment | 93283 |
38 | As often as other peers in Clinical Cardiac Electrophysiology |
| Evaluation of cardiac rhythm monitor system | Treatment | 93291 |
28 | As often as other peers in Clinical Cardiac Electrophysiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other clinical cardiac electrophysiology specialists in Galveston 4
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Repair of left upper heart chamber with implant with review by radiologist 8
Providers in TX who bill this service to Medicare most often.
Common questions
What does Chockalingam A. Narayanan specialize in?
Chockalingam A. Narayanan is a clinical cardiac electrophysiology in Galveston, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Chockalingam A. Narayanan located?
Chockalingam A. Narayanan is listed at 1005 Harborside Dr 6Th Fl, Galveston, TX 77555. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Chockalingam A. Narayanan's phone number?
The number on file is (409) 772-2328. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Chockalingam A. Narayanan's NPI number?
Chockalingam A. Narayanan's National Provider Identifier is 1508276296. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Chockalingam A. Narayanan train?
Chockalingam A. Narayanan attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How long has Chockalingam A. Narayanan been practicing?
Chockalingam A. Narayanan has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Chockalingam A. Narayanan do most often?
According to Medicare billing data, Chockalingam A. Narayanan performs procedures including repair of left upper heart chamber with implant with review by radiologist, insertion of pacemaker and upper and lower heart chamber electrode and insertion of heart rhythm monitor under skin; provides treatments such as evaluation of cardiac rhythm monitor system, remote up to 30 days and evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Chockalingam A. Narayanan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Chockalingam A. Narayanan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.