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

Erin Kathleen O'Brien, MD

Individual provider Pediatrics Physician · NPI 1437114394

Erin Kathleen O'Brien, MD is a Pediatrics Physician in Lake in the Hills, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

301 N Randall Rd
Lake in the Hills, IL 60156-5961
Phone: (847) 658-6065
Fax: (847) 658-6136
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 036-108-387 (IL)
Pediatrics Physician Taxonomy 208000000X · Licence 036108387 (IL)

Record details

NPI number1437114394
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 20, 2006
Last updated in NPPESJuly 14, 2016

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