Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John Michael Guercio, PHDBCBA-DCBIST

Individual provider Behavior Analyst · NPI 1861710485

Dr. John Michael Guercio, PHDBCBA-DCBIST is a Behavior Analyst in Jerseyville, Illinois. Practices as a sole proprietor. Registered with an NPI since 2010.

In the registry since
2010

Practice location Address checks out

214 Hartcourt Ave
Jerseyville, IL 62052-2053
Phone: (618) 946-6188
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X

Record details

NPI number1861710485
Entity typeIndividual (Type 1)
GenderMale
Credentials PHDBCBA-DCBIST
Sole proprietorYes
NPI enumeratedMay 6, 2010
Last updated in NPPESMay 6, 2010
Mailing address214 Hartcourt Ave, Jerseyville, IL 62052-2053

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