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

Mrs. Roxanne Jennifer Siemeck, APRN, CNS-BC, FNP-BC

Individual provider Adult Health Clinical Nurse Specialist · NPI 1972774560

Mrs. Roxanne Jennifer Siemeck, APRN, CNS-BC, FNP-BC is a Certified Clinical Nurse Specialist (Cns) in Oak Lawn, Illinois. Qualified in 2007, 19 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
19
Licensed in
IL
In the registry since
2008
Specialties on file
3
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.
FNP-BC — Family Nurse Practitioner, Board Certified
A family nurse practitioner certified by the ANCC.

See every abbreviation used in this directory →

Practice location Address checks out

4440 W 95th St 6th Fl Outpatient Pavilion
Oak Lawn, IL 60453-2600
Phone: (708) 684-9132
Fax: (708) 520-1871
Show map & directions

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

Specialties & licences

Clinical Nurse Specialist (primary) Taxonomy 364S00000X · Licence 209-007019 (IL)
Adult Health Clinical Nurse Specialist Taxonomy 364SA2200X · Licence 209007019 (IL)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 209013887 (IL)

Record details

NPI number1972774560
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN , CNS-BC , FNP-BC
Sole proprietorNo
NPI enumeratedMarch 21, 2008
Last updated in NPPESJuly 25, 2022
Certification dateJuly 25, 2022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED CLINICAL NURSE SPECIALIST (CNS)
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Advocate Health And Hospitals Corporation — 3079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Oak Lawn