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

MS. Mary Catherin Vercellino, RN, APN, CNS

Individual provider Adult Health Clinical Nurse Specialist · NPI 1760767966

MS. Mary Catherin Vercellino, RN, APN, CNS is an Adult Health Clinical Nurse Specialist in Naperville, Illinois. Licensed in Illinois. Registered with an NPI since 2011.

Licensed in
IL
In the registry since
2011
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.
CNS — Clinical Nurse Specialist
An advanced practice nurse specialising in a patient population or setting.

See every abbreviation used in this directory →

Practice location Address checks out

801 S Washington St
Naperville, IL 60540-7430
Phone: (630) 527-3070
Show map & directions

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

Specialties & licences

Adult Health Clinical Nurse Specialist (primary) Taxonomy 364SA2200X · Licence 209009086 (IL)

Record details

NPI number1760767966
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , APN , CNS
Sole proprietorNo
NPI enumeratedOctober 19, 2011
Last updated in NPPESOctober 19, 2011

Other providers in Naperville