Physician Profile
Unclaimed ProfileAbout SPEAR
William H Spear, M.D. is a healthcare provider in Evergreen Park, IL specializing in cardiac electrophysiology. William trained at University of Miami, Lm Miller School of Medicine, graduating in 2001. William is also listed as specializing in cardiovascular disease and clinical cardiac electrophysiology. Medicare claims data shows William provided 5,712 services to 3,508 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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (708) 346-5562
- Email not available
Practice Locations
3545 W 95TH ST
Evergreen Park, IL 60805
Procedures Most Often Billed to Medicare
5,712 services · 3,508 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Repair of left upper heart chamber with implant with review by radiologist | Procedure | 33340 |
101 |
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
52 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
1,193 |
| Evaluation of cardiac rhythm monitor system, remote up to 30 days | Treatment | 93298 |
300 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | Treatment | 93296 |
266 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
259 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
256 |
| Programming of dual lead pacemaker system | Treatment | 93280 |
158 |
| Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | Treatment | 93295 |
130 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
121 |
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 cardiac electrophysiology specialists at this location 3
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.
Trained at University of Miami, Lm Miller School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2001 at University of Miami, Lm Miller School of Medicine 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 IL who bill this service to Medicare most often.
Common questions
What does Dr. Spear specialize in?
Dr. Spear is a cardiac electrophysiology in Evergreen Park, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIAC ELECTROPHYSIOLOGY”.
NPI registry
Where is Dr. Spear located?
Dr. Spear is listed at 3545 W 95TH ST, Evergreen Park, IL 60805. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Spear's phone number?
The number on file is (708) 346-5562. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Spear?
Dr. Spear's National Provider Identifier is 1811085889. 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. Spear go to medical school?
Dr. Spear attended University of Miami, Lm Miller School of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Spear have?
Dr. Spear has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Spear do most often?
According to Medicare billing data, Dr. Spear performs procedures including repair of left upper heart chamber with implant with review by radiologist and insertion of needle into vein for collection of blood sample; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and evaluation of cardiac rhythm monitor system, remote up to 30 days, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Spear's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Spear. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.