Steven Addonizio, MD
NPI 1184604811 · Diagnostic Radiology Physician · Knoxville, TN
Steven Addonizio, MD is a Diagnostic Radiology Physician provider in Knoxville, TN (NPI 1184604811).
Provider details
- NPI number
- 1184604811
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD16222 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-19
- Last updated
- 2015-07-23
Frequently asked questions
- What is Steven Addonizio's NPI number?
- Steven Addonizio's National Provider Identifier (NPI) is 1184604811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Addonizio's specialty?
- Steven Addonizio is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Addonizio located?
- Steven Addonizio's practice location on file with NPPES is 2001 Laurel Ave, Knoxville, TN 37916-1810.
- What is Steven Addonizio's phone number?
- The practice phone number listed in the NPPES registry for Steven Addonizio is (865) 766-6870.
- Is Steven Addonizio's NPI active?
- Yes — Steven Addonizio's NPI (1184604811) is active in the NPPES registry as of the last update on 2015-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.