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

Mrs. Mary Lee Dunning, APN, RN, BC

Individual provider Adult Psychiatric/Mental Health Clinical Nurse Specialist · NPI 1669472379

Mrs. Mary Lee Dunning, APN, RN, BC is an Adult Psychiatric/Mental Health Clinical Nurse Specialist in Centralia, Illinois. Licensed in Illinois. Registered with an NPI since 2005.

Licensed in
IL
In the registry since
2005
What do these letters mean?
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
BC — Board Certified
Appended to another credential to show current board certification, as in APRN-BC.

See every abbreviation used in this directory →

Practice location Address checks out

126 S Lincoln Blvd
Centralia, IL 62801-3654
Phone: (618) 533-4166
Fax: (618) 533-4166
Show map & directions

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

Specialties & licences

Adult Psychiatric/Mental Health Clinical Nurse Specialist (primary) Taxonomy 364SP0809X (IL)

Record details

NPI number1669472379
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN , RN , BC
Sole proprietorNo
NPI enumeratedJuly 22, 2005
Last updated in NPPESJuly 13, 2026