CONSTANTINE GEOR DELIS (DO) – Nephrology Physician, NPI 1003892043
Nephrology Physician
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NPPES metrics only — not quality of care.
629 NEPHROLOGY in IL
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Provider Addresses for CONSTANTINE GEOR DELIS (DO)
1111, Superior Street, Melrose Park, Proviso Township, Cook County, Illinois, 60160, United States
SUITE 203
MELROSE PARK, IL 601604138
Phone: (708) 338-1780
Fax: (708) 338-1790
Type: Location
The Edge Lofts and Tower, 210, South Desplaines Street, Greektown, Near West Side, University Village/Little Italy, Chicago, Cook County, Illinois, 60661, United States
CHICAGO, IL 606615500
Phone: (312) 654-2700
Fax: (312) 654-9930
Type: Mailing
675 W NORTH AVE STE 209
MELROSE PARK, IL 601601630
Phone: (312) 654-2744
Fax: (708) 338-1790
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 19 Open Payments records for all available years, with a total value of $637.
Total Amount is formed as General ($637) + Research ($0) + Ownership ($0) = $637.
Last reported payment date: 2024-09-26 • Largest payer in this snapshot: Amgen Inc. ($186).
Total Amount
$637
General + Research + Ownership
Payments
19
Total payment records
General Amount
$637
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-26
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: 2004-02-03
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 |
|---|---|---|---|---|
| I20040203000514 | I | Nephrology | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 633 | 133 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 175 | 32 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 157 | 75 | $0 |
| 90935 | Hemodialysis procedure with physician evaluation | 99 | 35 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 65 | 65 | $0 |
Insurance plans in this area (ZIP 60160)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NEPHROLOGY | IL | 90935 | Hemodialysis procedure with one physician evaluation | 312 | 93 |
| NEPHROLOGY | IL | 90961 | Dialysis services (2-3 physician visits per month), patient 20 years of age and older | 99 | 31 |
| NEPHROLOGY | IL | 90966 | Home dialysis services per month, patient 20 years of age or older | 117 | 31 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| N E P H R O L O G Y | IL | |
| Nephrology, Internal Medicine | IN | |
| - | IL | |
| - | IL | |
| N E P H R O L O G Y | IL | |
| - | IL | |
| - | IL | |
| Internal Medicine, Nephrology | IL | |
| Nephrology, Internal Medicine | IL |
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