Ryan Williamson, ATC
NPI 1881901593 · Athletic Trainer · Decatur, IL
Ryan Williamson, ATC is a Athletic Trainer provider in Decatur, IL (NPI 1881901593).
Provider details
- NPI number
- 1881901593
- Entity type
- Individual
- Primary specialty
- Athletic TrainerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- ATC
- Sex
- Male
- Sole proprietor
- No
- License
- 096.002425 (IL)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2010-09-02
- Last updated
- 2010-09-02
Frequently asked questions
- What is Ryan Williamson's NPI number?
- Ryan Williamson's National Provider Identifier (NPI) is 1881901593, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Williamson's specialty?
- Ryan Williamson is listed in the NPPES registry with a primary specialty of Athletic Trainer (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Ryan Williamson located?
- Ryan Williamson's practice location on file with NPPES is 304 W Hay St, Decatur, IL 62526-6328.
- What is Ryan Williamson's phone number?
- The practice phone number listed in the NPPES registry for Ryan Williamson is (217) 877-2088.
- Is Ryan Williamson's NPI active?
- Yes — Ryan Williamson's NPI (1881901593) is active in the NPPES registry as of the last update on 2010-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.