Nicholas Waddell, MD
NPI 1255580627 · Diagnostic Radiology Physician · Knoxville, TN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Waddell, MD is a Diagnostic Radiology Physician provider in Knoxville, TN (NPI 1255580627).
Provider details
- NPI number
- 1255580627
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 13310 (WI)
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
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,105 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 | 607 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 309 | $38 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 134 | $83 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 96 | $82 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 84 | $80 |
| Ct Scan of Blood Vessels of Head With Contrast70496 | 83 | $80 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-09-10
- Last updated
- 2025-07-22
- Certified
- 2025-07-22
Frequently asked questions
- What is Nicholas Waddell's NPI number?
- Nicholas Waddell's National Provider Identifier (NPI) is 1255580627, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Waddell's specialty?
- Nicholas Waddell is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Waddell located?
- Nicholas Waddell's practice location on file with NPPES is 1924 Alcoa Hwy # 46, Knoxville, TN 37920-1511.
- What is Nicholas Waddell's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Waddell is (865) 305-6871.
- Does Nicholas Waddell accept Medicare?
- Nicholas Waddell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Waddell's NPI active?
- Yes — Nicholas Waddell's NPI (1255580627) is active in the NPPES registry as of the last update on 2025-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.