WILLIAM T O'ROURKE (MD) – Internal Medicine Physician, NPI 1013013119
Internal Medicine Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
Provider Addresses for WILLIAM T O'ROURKE (MD)
172 E Schiller St
Elmhurst, IL 60126
Phone: (331) 221-0000
Fax: (331) 221-2312
Type: Location
29373 NETWORK PL
CHICAGO, IL 606731293
Phone: (847) 390-5900
Type: Mailing
454 E ROOSEVELT RD
LOMBARD, IL 601484630
Phone: (630) 387-6424
Fax: (630) 387-6425
Type: Location
172, Schiller Street, Elmhurst, DuPage County, Illinois, 60126, United States
ELMHURST, IL 60126
Phone: (331) 221-0000
Fax: (331) 221-2312
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2010-05-20
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 |
|---|---|---|---|---|
| I20100520000510 | I | Internal Medicine | 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 | 795 | 393 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 271 | 271 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 150 | 75 | $0 |
| 93793 | Anticoagulant management of patient taking warfarin | 107 | 12 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 70 | 55 | $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 |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | IL | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 25 | 25 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine | IL | |
| A N E S T H E S I O L O G Y | IL | |
| - | MN | |
| - | IL | |
| - | IL | |
| Rheumatology, Internal Medicine | IL | |
| - | IL | |
| P S Y C H I A T R Y | IL | |
| - | IL | |
| - | IL |
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