Doctor profile · Federal record

Dr. Constantine Delis, DO

Nephrology Physician (CMS: Nephrology) · Melrose Park, IL

  • NPI 1003892043
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
675 W North Ave Ste 209
Melrose Park, IL 601601630
(312) 654-2744
fax (708) 338-1790
Mailing address
210 S Desplaines St
Chicago, IL 606615500

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
July 28, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Illinois #036092711
Medicaid
IL #036092711

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003892043. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,290
Distinct HCPCS
9
Medicare allowed
$188,760
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 633 133 $83
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 175 32 $365
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 157 75 $124
90935 Hemodialysis procedure with physician evaluation 99 35 $74
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 65 65 $182
99214 Established patient office or other outpatient visit, 30-39 minutes 52 19 $111
90966 Home dialysis services per month (20 years or older) 45 11 $304
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 33 12 $304
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 31 27 $137

In context: peer comparison

Among 7 peers in Melrose Park Nephrology Physician, average services per provider: 217. This provider delivers 5.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$317
Transactions
9
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Amgen INC. 4 $185.68
Shield Therapeutics INC 1 $51.25
Fresenius USA Marketing, INC. 2 $48.20
AstraZeneca Pharmaceuticals Lp 2 $32.05

By nature of payment

Food and Beverage
$301
Education
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
126
Patients
24
Total drug cost
$71,475
Drug Type Claims Patients Total cost
Sevelamer Carbonate Generic 64 24 $17,608
Lisinopril Generic 19 0 $166
Allopurinol Generic 15 0 $98
Velphoro (Sucroferric Oxyhydroxide) Brand 15 0 $53,294
Calcitriol Generic 13 0 $309

Frequently asked questions

Auto-generated from federal data
What is Dr. Constantine Delis's medical specialty?
Dr. Constantine Delis practices Nephrology Physician in Melrose Park, IL.
Where does Dr. Constantine Delis practice?
Dr. Constantine Delis practices at 675 W North Ave Ste 209, Melrose Park, IL 601601630. Office phone: 3126542744.
What is Dr. Constantine Delis's NPI?
Dr. Constantine Delis's National Provider Identifier (NPI) is 1003892043, issued by NPPES.
Does Dr. Constantine Delis accept Medicare assignment?
Yes. Dr. Constantine Delis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Constantine Delis commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.