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

MS. Andrea Frances Merkler, APN, CDE

Individual provider Perinatal Clinical Nurse Specialist · NPI 1477613073

MS. Andrea Frances Merkler, APN, CDE is a Certified Clinical Nurse Specialist (Cns) in Oak Lawn, Illinois. Qualified in 1989, 37 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
37
Licensed in
IL
In the registry since
2006
Specialties on file
2
What do these letters mean?
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.
CDE — Certified Diabetes Educator
Teaches people to manage diabetes day to day.

See every abbreviation used in this directory →

Practice location Address checks out

4440 W 95th St
Oak Lawn, IL 60453-2600
Phone: (708) 684-1678
Fax: (708) 684-3371
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 209-001607 (IL)
Perinatal Clinical Nurse Specialist Taxonomy 364SP1700X · Licence 209001607 (IL)

Record details

NPI number1477613073
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN , CDE
Sole proprietorNo
NPI enumeratedDecember 12, 2006
Last updated in NPPESNovember 13, 2017

Medicare enrollment

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

Medicare specialtyCERTIFIED CLINICAL NURSE SPECIALIST (CNS)
Medical schoolOTHER
Graduated 1989 (37 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