DR. STEPHEN M ZAACKS (M.D.) – Cardiovascular Disease Physician, NPI 1225052327
Cardiovascular Disease Physician
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Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
464 INTERVENTIONAL CARDIOLOGY in IL
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Provider Addresses for DR. STEPHEN M ZAACKS (M.D.)
2650 RIDGE AVE STE 1223
EVANSTON, IL 602011700
Phone:
Type: Mailing
1632, West Central Road, Arlington Heights, Wheeling Township, Cook County, Illinois, 60005, United States
ARLINGTON HEIGHTS, IL 600052407
Phone: (847) 618-2500
Fax: (847) 253-8474
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 72 Open Payments records for all available years, with a total value of $2,120.
Total Amount is formed as General ($2,120) + Research ($0) + Ownership ($0) = $2,120.
Last reported payment date: 2024-12-27 • Largest payer in this snapshot: ABIOMED ($578).
Total Amount
$2,120
General + Research + Ownership
Payments
72
Total payment records
General Amount
$2,120
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-27
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: 2005-10-14
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 |
|---|---|---|---|---|
| I20051014000166 | 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 | 869 | 568 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 821 | 571 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 737 | 699 | $0 |
| 93793 | Anticoagulant management of patient taking warfarin | 283 | 29 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 267 | 169 | $0 |
Insurance plans in this area (ZIP 60201)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | IL | 92928 | Catheter insertion of stents in major coronary artery or branch, accessed through the skin | 35 | 32 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | IL | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 19 | 19 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | IL | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 23 | 20 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| N E U R O L O G Y | IL | |
| Hospitalist, Internal Medicine | IL | |
| O P H T H A L M O L O G Y | IL | |
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | IL | |
| Clinical Social Worker | IL | |
| Certified Nurse Midwife (Cnm) | IL |
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