Teresa Cook Guercio, BCBA
NPI 1700045127 · Behavior Analyst · Jerseyville, IL
Teresa Cook Guercio, BCBA is a Behavior Analyst provider in Jerseyville, IL (NPI 1700045127).
Provider details
- NPI number
- 1700045127
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Credential
- BCBA
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1-10-7580 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
2 documented practice locations
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
Additional practice locations (1)
- 214 Hartcourt AveJerseyville, IL 62052-2053Phone: (618) 946-2068Fax: (888) 638-4615
Registry dates
- Enumerated
- 2008-06-02
- Last updated
- 2023-06-06
- Certified
- 2023-06-06
Frequently asked questions
- What is Teresa Cook Guercio's NPI number?
- Teresa Cook Guercio's National Provider Identifier (NPI) is 1700045127, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Teresa Cook Guercio's specialty?
- Teresa Cook Guercio is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Teresa Cook Guercio located?
- Teresa Cook Guercio's practice location on file with NPPES is 722 W County Rd Ste F, Jerseyville, IL 62052-2598.
- What is Teresa Cook Guercio's phone number?
- The practice phone number listed in the NPPES registry for Teresa Cook Guercio is (618) 226-5646.
- Is Teresa Cook Guercio's NPI active?
- Yes — Teresa Cook Guercio's NPI (1700045127) is active in the NPPES registry as of the last update on 2023-06-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.