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

Mary Elizabeth Strain, PHD PLLC

Organization Clinical Psychologist · NPI 1841795275

Mary Elizabeth Strain, PHD PLLC provides Clinical Psychologist services in Barrington, Illinois. Licensed in Illinois. Registered with an NPI since 2018.

Licensed in
IL
In the registry since
2018
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

901 Fox Gln
Barrington, IL 60010-1863
Phone: (847) 920-7888
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 071007296 (IL)

Record details

NPI number1841795275
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mary Strain — Owner · (847) 920-7888
NPI enumeratedMarch 27, 2018
Last updated in NPPESJanuary 27, 2026
Certification dateJanuary 27, 2026
Mailing address901 Fox Glen, Barrington, IL 60010-1863

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