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Edit this profileAt a glance
- 1135 116Th Ave Ne, Suite 600, Bellevue, WA 98004
About Dr. Heywood
Based in Bellevue, WA, John A. Heywood, M.D. is listed in the NPI registry under clinical cardiac electrophysiology. John graduated from University of Washington School of Medicine in 1989. Medicare claims data shows John provided 2,974 services to 1,770 patients. The services billed most often include evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only. NPI 1871513341 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (425) 454-2656
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1135 116TH AVE NE SUITE 600
Bellevue, WA 98004
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
Abnormal heart rhythms
- Atrial Tachycardia
- Premature atrial contractions
Conduction disorders
- Bundle Branch Block
- Junctional Rhythm
- Tachy-Brady Syndrome
- Heart block
Dangerous heart rhythms
- Ventricular Fibrillation
- Cardiac Arrest
- Ventricular tachycardia
Device issues
- Frequent Defibrillator Shocks
- Pacemaker Syndrome
Fainting & reflex disorders
- Carotid Sinus Hypersensitivity
Genetic heart conditions
- Brugada Syndrome
- Catecholaminergic Polymorphic Ventricular Tachycardia
- Arrhythmogenic Right Ventricular Dysplasia
- 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)
Most searched conditions
- AFib
- Arrhythmias
- Coronary artery disease
- Heart attack
Autonomic disorders
Device complications
- Pacemaker Infection
Procedures & services
Advanced therapies
- Stereotactic Cardiac Radioablation (STAR)
Catheter ablation
- AV Node Ablation
- Cardioneuroablation
- Epicardial Catheter Ablation
- Heart Flutter Ablation
- Pulsed Field Ablation
- PVC Ablation
- Ventricular Tachycardia Ablation
- Cryoablation
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
- Leadless Pacemaker Placement
- Pacemaker Battery Replacement
- Pacemaker Lead Removal
- Subcutaneous Defibrillator Placement
- Implantable cardioverter-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
Medication management
- Heart Rhythm Medication Management
Minor device procedures
- Loop Recorder Removal
Most searched procedures
- AFib ablation
- Angioplasty and stenting
- Cardiac catheterization
- Pacemaker implantation
- Watchman procedure
Heart rhythm treatments
Rhythm restoration
Stroke prevention
Procedures Most Often Billed to Medicare
2,974 services · 1,770 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
482 | More often than most peers in Clinical Cardiac Electrophysiology |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
425 | More often than most peers in Clinical Cardiac Electrophysiology |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
380 | As often as other peers in Clinical Cardiac Electrophysiology |
| Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | Treatment | 93295 |
337 | More often than most peers in Clinical Cardiac Electrophysiology |
| Programming of dual lead pacemaker system | Treatment | 93280 |
141 | As often as other peers in Clinical Cardiac Electrophysiology |
| Evaluation of cardiac rhythm monitor system, remote up to 30 days | Treatment | 93298 |
140 | As often as other peers in Clinical Cardiac Electrophysiology |
| Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | Treatment | 93296 |
102 | Less often than most peers in Clinical Cardiac Electrophysiology |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
94 | As often as other peers in Clinical Cardiac Electrophysiology |
| Programming of dual lead implantable defibrillator system | Treatment | 93283 |
69 | More often than most peers in Clinical Cardiac Electrophysiology |
| Programming of multiple lead implantable defibrillator system | Treatment | 93284 |
46 | 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.
Other clinical cardiac electrophysiology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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.
More connections — 25 related providers in 4 groups
Other clinical cardiac electrophysiology specialists in Bellevue 2
Same specialty, same city.
Trained at University of Washington School of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 1989 at University of Washington School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 8
Providers in WA who bill this service to Medicare most often.
Common questions
What does John A. Heywood specialize in?
John A. Heywood is a clinical cardiac electrophysiology in Bellevue, WA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is John A. Heywood located?
John A. Heywood is listed at 1135 116Th Ave Ne Suite 600, Bellevue, WA 98004. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John A. Heywood's phone number?
The number on file is (425) 454-2656. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John A. Heywood?
John A. Heywood's National Provider Identifier is 1871513341. 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 John A. Heywood train?
John A. Heywood attended University of Washington School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John A. Heywood have?
John A. Heywood has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What does John A. Heywood do most often?
According to Medicare billing data, John A. Heywood provides treatments such as evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is John A. Heywood's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John A. Heywood. If this is you, claiming it is free.
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