Physician Profile
Unclaimed ProfileAbout HARDING
John D. Harding, M.D. is a healthcare provider in Doylestown, PA specializing in cardiac electrophysiology. John trained at Temple University School of Medicine, graduating in 2000. John is also listed as specializing in cardiovascular disease and clinical cardiac electrophysiology. Medicare claims data shows John provided 2,985 services to 2,355 patients.
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
Areas of Expertise
Common questions
What does Dr. Harding specialize in?
Dr. Harding is a cardiac electrophysiology in Doylestown, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIAC ELECTROPHYSIOLOGY”.
NPI registry
Where is Dr. Harding located?
Dr. Harding is listed at 599 W STATE ST SUITE 200, Doylestown, PA 18901. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Harding's phone number?
The number on file is (267) 893-6800. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Harding?
Dr. Harding's National Provider Identifier is 1144218835. 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 Dr. Harding go to medical school?
Dr. Harding attended Temple University School of Medicine, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Harding have?
Dr. Harding has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Harding do most often?
According to Medicare billing data, Dr. Harding provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only 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 Dr. Harding's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Harding. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (267) 893-6800
- Email not available
Practice Locations
599 W STATE ST SUITE 200
Doylestown, PA 18901
Procedures Most Often Billed to Medicare
2,985 services · 2,355 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
782 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
563 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
158 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | Treatment | 93296 |
117 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
74 |
| Comprehensive electrophysiologic evaluation with catheter destruction of abnormality causing atrial fibrillation (uncoordinated contraction of upper chambers of heart) by pulmonary vein isolation | Treatment | 93656 |
72 |
| Destruction of tissue of upper heart chamber through tube to treat abnormal heart rhythm | Treatment | 93657 |
62 |
| Evaluation of cardiac rhythm monitor system, remote up to 30 days | Treatment | 93298 |
49 |
| Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | Treatment | 93295 |
48 |
| Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days | Treatment | 93244 |
39 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other cardiac electrophysiology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
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 cardiac electrophysiology specialists in Doylestown 3
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Temple University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Temple University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 8
Providers in PA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.