Physician Profile
Unclaimed ProfileAbout DELIS
Constantine Geor Delis, DO is a healthcare provider in Melrose Park, IL specialising in nephrology. Constantine trained at Chicago College of Osteopathy, graduating in 1993.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Delis's specialty?
Dr. Delis is a nephrology in Melrose Park, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NEPHROLOGY”.
NPI registry
Where can I find Dr. Delis?
Dr. Delis is listed at 675 W NORTH AVE STE 209, Melrose Park, IL 60160. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Delis?
The number on file is (312) 654-2744. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Delis?
Dr. Delis's National Provider Identifier is 1003892043. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Delis's medical education?
Dr. Delis attended Chicago College of Osteopathy, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Delis have?
Dr. Delis has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Delis known for?
According to Medicare billing data, Dr. Delis provides treatments such as dialysis services, 4 or more physician visits per month and hemodialysis procedure with physician evaluation, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Delis's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Delis. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (312) 654-2744
- Email not available
Practice Locations
675 W NORTH AVE STE 209
Melrose Park, IL 60160
Procedures Most Often Billed to Medicare
1,549 services · 443 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Dialysis services, 4 or more physician visits per month (20 years or older) | Treatment | 90960 |
205 |
| Hemodialysis procedure with physician evaluation | Treatment | 90935 |
198 |
| Dialysis services, 2-3 physician visits per month (20 years or older) | Treatment | 90961 |
46 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
682 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
190 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
67 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
65 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
64 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
32 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other nephrology specialists in Melrose Park 8
Same specialty, same city.
More connections — 19 related providers in 3 groups
Trained at Chicago College of Osteopathy 5
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Chicago College of Osteopathy 8
Providers who graduated from the same medical school in the same year.
Also performs Dialysis services, 4 or more physician visits per month (20 years or older) 6
Providers in IL who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.