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

Mary Jeffrey

Individual provider Behavior Analyst · NPI 1336828623

Mary Jeffrey is a Behavior Analyst in LA Grange, Illinois. Practices as a sole proprietor. Registered with an NPI since 2023.

In the registry since
2023

Practice location Address checks out

18 N Catherine Ave
LA Grange, IL 60525-5930
Phone: (708) 482-9453
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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 number1336828623
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedJuly 13, 2023
Last updated in NPPESJuly 13, 2023
Certification dateJuly 13, 2023
Mailing address18 N Catherine Ave, La Grange, IL 60525-5930

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