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

Sandra K. Williams, APN

Individual provider Case Management Registered Nurse · NPI 1639380447

Sandra K. Williams, APN is a Case Management Registered Nurse in Saint Louis, Missouri. Licensed in Illinois and Missouri. Registered with an NPI since 2007.

Licensed in
IL, MO
In the registry since
2007
Specialties on file
3
What do these letters mean?
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.

See every abbreviation used in this directory →

Practice location Address checks out

12655 Olive Blvd 4th Fl
Saint Louis, MO 63141-6362
Phone: (314) 517-4832
Fax: (314) 851-4445
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence 061769 (MO)
Case Management Registered Nurse Taxonomy 163WC0400X · Licence 061769 (MO)
Adult Health Nurse Practitioner Taxonomy 363LA2200X · Licence 209-004555 (IL)

Record details

NPI number1639380447
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN
Sole proprietorNo
NPI enumeratedMay 24, 2007
Last updated in NPPESMay 12, 2011
Mailing addressPo Box 23340, Saint Louis, MO 63156-3340

Other providers in Saint Louis