IRISHA GERRHEA CLARK (MD) – Emergency Medicine Physician, NPI 1285217760
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,845 EMERGENCY MEDICINE in IL
Provider Addresses for IRISHA GERRHEA CLARK (MD)
1401 E STATE ST
ROCKFORD, IL 611042315
Phone: (779) 696-4400
Type: Mailing
16001 W 9 MILE RD
SOUTHFIELD, MI 480754818
Phone: (248) 849-3015
Fax: (248) 849-2078
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $114.
Total Amount is formed as General ($114) + Research ($0) + Ownership ($0) = $114.
Last reported payment date: 2023-01-26 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($114).
Total Amount
$114
General + Research + Ownership
Payments
1
Total payment records
General Amount
$114
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-01-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $114 |
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: 2024-07-11
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 |
|---|---|---|---|---|
| I20240711002537 | I | Emergency 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 61104)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | WI | |
| Emergency Medicine | WI | |
| Emergency Medicine | IA | |
| Emergency Medicine | IL | |
| Emergency Medicine | IL | |
| Emergency Medicine | IL | |
| Emergency Medicine | MI | |
| Emergency Medicine | WI | |
| Emergency Medicine | IL | |
| Emergency Medicine | IL |
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