JOHN MICHAEL CAHILL (MD) – Interventional Cardiology Physician, NPI 1124071337
Interventional Cardiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
464 INTERVENTIONAL CARDIOLOGY in IL
Provider Addresses for JOHN MICHAEL CAHILL (MD)
133 E BRUSH HILL RD STE 202
ELMHURST, IL 601265661
Phone: (331) 231-6200
Fax: (331) 231-6201
Type: Mailing
South Meyers Road, Oakbrook Terrace, DuPage County, Illinois, 60148, United States
SUITE 202
OAKBROOK TERRACE, IL 601815243
Phone: (630) 873-7305
Fax: (630) 416-3189
Type: Mailing
133, East Brush Hill Road, Elmhurst, DuPage County, Illinois, 60126, United States
SUITE 202
ELMHURST, IL 601265658
Phone: (630) 782-4050
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 64 Open Payments records for all available years, with a total value of $1,296.
Total Amount is formed as General ($1,296) + Research ($0) + Ownership ($0) = $1,296.
Last reported payment date: 2024-12-13 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($241).
Total Amount
$1,296
General + Research + Ownership
Payments
64
Total payment records
General Amount
$1,296
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-13
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2004-06-17
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20040617000958 | I | Interventional Cardiology | IL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 1,393 | 800 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 431 | 275 | $0 |
| J2785 | Injection, regadenoson, 0.1 mg | 376 | 94 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 364 | 345 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 209 | 197 | $0 |
Insurance plans in this area (ZIP 60126)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERVENTIONAL CARDIOLOGY | IL | 93280 | Evaluation, testing, and programming adjustment of permanent dual lead pacemaker system with physician analysis, review, and report | 37 | 36 |
| INTERVENTIONAL CARDIOLOGY | IL | 93284 | Evaluation, testing and programming adjustment of defibrillator with analysis, review and report | 16 | 15 |
| INTERVENTIONAL CARDIOLOGY | IL | 93458 | Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart | 39 | 39 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | IL | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | IL | |
| - | IL | |
| Physician Assistant | IL | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | IL | |
| - | IL | |
| Emergency Medicine | IL | |
| Emergency Medicine | IL | |
| - | IL | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology), Internal Medicine | IL |
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