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

Mrs. Stacy Ann Duffy, RN, MSN, ANP-BC

Individual provider Nurse Practitioner · NPI 1184897837

Mrs. Stacy Ann Duffy, RN, MSN, ANP-BC is a Nurse Practitioner in Saint Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2008.

Licensed in
MO
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.

See every abbreviation used in this directory →

Practice location Address checks out

1 Barnes Jewish Hospital Plz Mail Stop 90-59-360
Saint Louis, MO 63110-1003
Phone: (314) 454-7177
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 138051 (MO)

Record details

NPI number1184897837
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , MSN , ANP-BC
Sole proprietorNo
NPI enumeratedApril 2, 2008
Last updated in NPPESJune 8, 2015

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