MICHAEL ABECASSIS (MD) – Transplant Surgery Physician, NPI 1134117377
Transplant Surgery Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for MICHAEL ABECASSIS (MD)
675, North Saint Clair Street, Streeterville, Near North Side, Chicago, Cook County, Illinois, 60611, United States
GALTER17-200
CHICAGO, IL 606115975
Phone: (312) 695-8900
Fax: (312) 695-9194
Type: Mailing
680 North Lake Shore Drive, 680, North Lake Shore Drive, Streeterville, Near North Side, Chicago, Cook County, Illinois, 60611, United States
SUITE 1000
CHICAGO, IL 606114546
Phone: (312) 695-4022
Type: Location
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 $850.
Total Amount is formed as General ($850) + Research ($0) + Ownership ($0) = $850.
Last reported payment date: 2024-04-23 • Largest payer in this snapshot: ROCHE MOLECULAR SYSTEMS, INC. ($850).
Total Amount
$850
General + Research + Ownership
Payments
1
Total payment records
General Amount
$850
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ROCHE MOLECULAR SYSTEMS, INC. | $850 |
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: 2019-12-26
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 |
|---|---|---|---|---|
| I20191226002302 | I | General Surgery | AZ | 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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