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

Kathy Hollenbaugh Sullivan, RN, MSN

Individual provider Adult Health Nurse Practitioner · NPI 1659309086

Kathy Hollenbaugh Sullivan, RN, MSN is an Adult Health Nurse Practitioner in Newark, Delaware. Licensed in Delaware. Registered with an NPI since 2006.

Licensed in
DE
In the registry since
2006
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

300 Biddle Ave Ste 201
Newark, DE 19702-3969
Phone: (302) 838-4700
Fax: (302) 838-4793
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 LB0000194 (DE)

Record details

NPI number1659309086
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , MSN
Sole proprietorNo
NPI enumeratedJune 28, 2006
Last updated in NPPESDecember 9, 2015

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