Joel Ringdahl, PHD
NPI 1427218585 · Behavior Analyst · Carbondale, IL
Joel Ringdahl, PHD is a Behavior Analyst provider in Carbondale, IL (NPI 1427218585).
Provider details
- NPI number
- 1427218585
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 01017 (IA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2008-06-12
- Last updated
- 2013-03-05
Frequently asked questions
- What is Joel Ringdahl's NPI number?
- Joel Ringdahl's National Provider Identifier (NPI) is 1427218585, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joel Ringdahl's specialty?
- Joel Ringdahl is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Joel Ringdahl located?
- Joel Ringdahl's practice location on file with NPPES is 500c S Lewis Ln, Carbondale, IL 62901-3448.
- What is Joel Ringdahl's phone number?
- The practice phone number listed in the NPPES registry for Joel Ringdahl is (618) 453-8295.
- Is Joel Ringdahl's NPI active?
- Yes — Joel Ringdahl's NPI (1427218585) is active in the NPPES registry as of the last update on 2013-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.