Physician Profile
Unclaimed ProfileAbout SCALLY
Based in O Fallon, IL, John Patrick Scally, MD is listed in the NPI registry under cardiovascular disease (cardiology). John graduated from George Washington University School of Medicine in 2000. John is also listed as specializing in specialist and cardiovascular disease. According to Medicare claims data, John cared for 3,117 Medicare patients across 3,963 services.
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
- (618) 233-6044
- Email not available
Practice Locations
THREE SAINT ELIZABETH BLVD STE 2800
O Fallon, IL 62269
Procedures Most Often Billed to Medicare
3,963 services · 3,117 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
35 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
688 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
476 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
231 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | Treatment | 93296 |
229 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
219 |
| Routine electrocardiogram (ecg) using at least 12 leads with tracing | Treatment | 93005 |
219 |
| Evaluation of cardiac rhythm monitor system, remote up to 30 days | Treatment | 93298 |
124 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
110 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
90 |
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 cardiovascular diseases at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 27 related providers in 4 groups
Other cardiovascular diseases in O Fallon 3
Same specialty, same city.
Trained at George Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at George Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Nuclear medicine studies of heart muscle at rest and with stress and spect 8
Providers in IL who bill this service to Medicare most often.
Common questions
What is Dr. Scally's specialty?
Dr. Scally is a cardiovascular disease (cardiology) in O Fallon, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
Where can I find Dr. Scally?
Dr. Scally is listed at THREE SAINT ELIZABETH BLVD STE 2800, O Fallon, IL 62269. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Scally?
The number on file is (618) 233-6044. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Scally's NPI number?
Dr. Scally's National Provider Identifier is 1508952318. 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
What is Dr. Scally's medical education?
Dr. Scally attended George Washington University School of Medicine, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Scally been practicing?
Dr. Scally has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Scally known for?
According to Medicare billing data, Dr. Scally performs imaging including nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and ultrasound of heart with color-depicted blood flow, rate, direction and valve function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Scally confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Scally. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.