IndividualActive
Nona Onderdonk, RBT
NPI 1396496162 · Behavior Technician · O Fallon, IL
Nona Onderdonk, RBT is a Behavior Technician provider in O Fallon, IL (NPI 1396496162).
Provider details
- NPI number
- 1396496162
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Credential
- RBT
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
145 Springfield Ct
O Fallon, IL 62269-2495
Phone: (217) 525-8332
Fax: (217) 789-1420
Street-level locationGet directions
Mailing address
5220 6th Street Frontage Rd E Ste 1700
Springfield, IL 62703-5771
Registry dates
- Enumerated
- 2022-01-13
- Last updated
- 2022-01-13
- Certified
- 2022-01-13
Frequently asked questions
- What is Nona Onderdonk's NPI number?
- Nona Onderdonk's National Provider Identifier (NPI) is 1396496162, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nona Onderdonk's specialty?
- Nona Onderdonk is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Nona Onderdonk located?
- Nona Onderdonk's practice location on file with NPPES is 145 Springfield Ct, O Fallon, IL 62269-2495.
- What is Nona Onderdonk's phone number?
- The practice phone number listed in the NPPES registry for Nona Onderdonk is (217) 525-8332.
- Is Nona Onderdonk's NPI active?
- Yes — Nona Onderdonk's NPI (1396496162) is active in the NPPES registry as of the last update on 2022-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.