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

Theresa A Sigsworth, RN, MSN, CNS

Individual provider Critical Care Medicine Clinical Nurse Specialist · NPI 1871764142

Theresa A Sigsworth, RN, MSN, CNS is a Critical Care Medicine Clinical Nurse Specialist in Westlake, Ohio. Practices as a sole proprietor. Licensed in Ohio.

Licensed in
OH
In the registry since
2008
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
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

25200 Center Ridge Rd Ste 3400
Westlake, OH 44145-4141
Phone: (440) 835-2700
Fax: (440) 331-3197
Show map & directions

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

Specialties & licences

Critical Care Medicine Clinical Nurse Specialist (primary) Taxonomy 364SC0200X · Licence COA 06242 NS (OH)

Record details

NPI number1871764142
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , MSN , CNS
Sole proprietorYes
NPI enumeratedMarch 14, 2008
Last updated in NPPESMarch 14, 2008