John Fiederlein, MD
NPI 1689642779 · Diagnostic Radiology Physician · Lafayette, IN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Fiederlein, MD is a Diagnostic Radiology Physician provider in Lafayette, IN (NPI 1689642779).
Provider details
- NPI number
- 1689642779
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01055952A (IN)
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
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
1,164 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, 2 Views71046 | 169 | $10 |
| X-Ray of Chest, 1 View71045 | 145 | $8 |
| X-Ray of Chest, 2 Views71046 | 120 | $10 |
| Ct Scan of Chest With Contrast71260 | 112 | $51 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 106 | $83 |
| Imaging for Evaluation of Swallowing Function74230 | 63 | $24 |
| Ct Scan of Chest Without Contrast |
Practice location
Mailing address
Additional practice locations (1)
- 1701 N Senate BlvdIndianapolis, IN 46202-1239Phone: (317) 962-6793
Registry dates
- Enumerated
- 2006-03-14
- Last updated
- 2024-01-09
- Certified
- 2024-01-09
Frequently asked questions
- What is John Fiederlein's NPI number?
- John Fiederlein's National Provider Identifier (NPI) is 1689642779, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Fiederlein's specialty?
- John Fiederlein is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Fiederlein located?
- John Fiederlein's practice location on file with NPPES is 1411 S Creasy Ln, Lafayette, IN 47905-7438.
- What is John Fiederlein's phone number?
- The practice phone number listed in the NPPES registry for John Fiederlein is (765) 447-7447.
- Does John Fiederlein accept Medicare?
- John Fiederlein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Fiederlein's NPI active?
- Yes — John Fiederlein's NPI (1689642779) is active in the NPPES registry as of the last update on 2024-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.