Clarence Reilly, MD
NPI 1669453338 · Diagnostic Radiology Physician · Springfield, IL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clarence Reilly, MD is a Diagnostic Radiology Physician provider in Springfield, IL (NPI 1669453338).
Provider details
- NPI number
- 1669453338
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 85494 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
996 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 349 | $8 |
| X-Ray of Chest, 2 Views71046 | 101 | $10 |
| Limited Ultrasound Scan of Abdomen76705 | 89 | $26 |
| Imaging for Evaluation of Swallowing Function74230 | 55 | $24 |
| Screening 3d Breast Mammography77063 | 40 | $27 |
| Screening Mammography77067 | 40 | $34 |
| X-Ray of Hip, 2-3 Views |
Practice location
Mailing address
Additional practice locations (1)
- 1 Good Samaritan WayMount Vernon, IL 62864-2402Phone: (618) 242-4600
Registry dates
- Enumerated
- 2005-11-09
- Last updated
- 2023-11-16
- Certified
- 2023-11-16
Frequently asked questions
- What is Clarence Reilly's NPI number?
- Clarence Reilly's National Provider Identifier (NPI) is 1669453338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clarence Reilly's specialty?
- Clarence Reilly is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Clarence Reilly located?
- Clarence Reilly's practice location on file with NPPES is 800 E Carpenter St, Springfield, IL 62769-2402.
- What is Clarence Reilly's phone number?
- The practice phone number listed in the NPPES registry for Clarence Reilly is (217) 544-6464.
- Does Clarence Reilly accept Medicare?
- Clarence Reilly is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clarence Reilly's NPI active?
- Yes — Clarence Reilly's NPI (1669453338) is active in the NPPES registry as of the last update on 2023-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.