MS. KAREN FERKAU (P.A.) – Physician Assistant, NPI 1013082809
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,035 PHYSICIAN ASSISTANT in IL
Provider Addresses for MS. KAREN FERKAU (P.A.)
259 E ERIE ST STE 1450
CHICAGO, IL 606113947
Phone: (312) 695-7746
Fax: (312) 694-6387
Type: Location
The Corner Bakery, 676, North Saint Clair Street, Streeterville, Near North Side, Chicago, Cook County, Illinois, 60611, United States
STE 450
CHICAGO, IL 606112927
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 23 Open Payments records for all available years, with a total value of $1,139.
Total Amount is formed as General ($1,139) + Research ($0) + Ownership ($0) = $1,139.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: Boston Scientific Corporation ($379).
Total Amount
$1,139
General + Research + Ownership
Payments
23
Total payment records
General Amount
$1,139
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $379 |
| ABBVIE INC. | $208 |
| SI-BONE, INC. | $172 |
| SPR Therapeutics, Inc | $152 |
| Nevro Corp. | $81 |
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: 2008-10-14
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 |
|---|---|---|---|---|
| I20081014000129 | I | Physician Assistant | 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 60611)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | IL | |
| Pain Management | DC | |
| Anesthesiology, Interventional Pain Management, Pain Management | IL | |
| Physician Assistant | IL | |
| A N E S T H E S I O L O G Y | IL |
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