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

MS. Mary Theresa O'Sullivan, NP

Individual provider Special Hospital · NPI 1063736718

MS. Mary Theresa O'Sullivan, NP is a Special Hospital in Hines, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2010
Specialties on file
3
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

5000 S 5th Ave
Hines, IL 60141-3030
Phone: (708) 202-5988
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine Nurse Practitioner (primary) Taxonomy 363LC0200X · Licence 209007963 (IL)
Special Hospital Taxonomy 284300000X · Licence 209007963 (IL)
Critical Access Hospital Taxonomy 282NC0060X · Licence 209007963 (IL)

Record details

NPI number1063736718
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorYes
NPI enumeratedMarch 24, 2010
Last updated in NPPESFebruary 23, 2015