Paul Nikolaidis, MD
NPI 1902833346 · Diagnostic Radiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Nikolaidis, MD is a Diagnostic Radiology Physician provider in Chicago, IL (NPI 1902833346).
Provider details
- NPI number
- 1902833346
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,252 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 239 | $89 |
| Mri Scan of Abdomen Before and After Contrast74183 | 187 | $108 |
| Ct Scan of Chest With Contrast71260 | 123 | $55 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 119 | $86 |
| Mri Scan of Pelvis Before and After Contrast72197 | 99 | $108 |
| Ct Scan of Abdomen and Pelvis Before and After Contrast74178 | 53 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is Paul Nikolaidis's NPI number?
- Paul Nikolaidis's National Provider Identifier (NPI) is 1902833346, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Nikolaidis's specialty?
- Paul Nikolaidis is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Nikolaidis located?
- Paul Nikolaidis's practice location on file with NPPES is 680 N Lake Shore Dr, Chicago, IL 60611-4546.
- What is Paul Nikolaidis's phone number?
- The practice phone number listed in the NPPES registry for Paul Nikolaidis is (312) 695-9797.
- Does Paul Nikolaidis accept Medicare?
- Paul Nikolaidis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Nikolaidis's NPI active?
- Yes — Paul Nikolaidis's NPI (1902833346) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.