IndividualActive
Eric Toennies, DC
NPI 1952819971 · Chiropractor · O Fallon, IL
Provider details
- NPI number
- 1952819971
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Male
- Sole proprietor
- No
- License
- 038.013102 (IL)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
904 E Highway 50
O Fallon, IL 62269
Phone: (618) 589-9400
Street-level locationGet directions
Mailing address
902 Phillip Ct
O Fallon, IL 62269-3100
Registry dates
- Enumerated
- 2018-01-11
- Last updated
- 2018-08-10
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.