Theodore Chapin, PH.D.
NPI 1255393039 · Marriage & Family Therapist · Peoria, IL
Theodore Chapin, PH.D. is a Marriage & Family Therapist provider in Peoria, IL (NPI 1255393039).
Provider details
- NPI number
- 1255393039
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Psychologist103TC0700X
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
20 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
Mailing address
Registry dates
- Enumerated
- 2006-04-05
- Last updated
- 2025-09-11
Frequently asked questions
- What is Theodore Chapin's NPI number?
- Theodore Chapin's National Provider Identifier (NPI) is 1255393039, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theodore Chapin's specialty?
- Theodore Chapin is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Theodore Chapin located?
- Theodore Chapin's practice location on file with NPPES is 4940 N Weaverridge Blvd, Peoria, IL 61615-8910.
- What is Theodore Chapin's phone number?
- The practice phone number listed in the NPPES registry for Theodore Chapin is (309) 689-0681.
- Is Theodore Chapin's NPI active?
- Yes — Theodore Chapin's NPI (1255393039) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.