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

Ann Marie Cullen, MSN, APRN, CCNS

Individual provider Critical Care Medicine Clinical Nurse Specialist · NPI 1871218677

Ann Marie Cullen, MSN, APRN, CCNS is a Critical Care Medicine Clinical Nurse Specialist in Baltimore, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2022
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

1800 Orleans St
Baltimore, MD 21287-0010
Phone: (410) 615-0725
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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 CS00053 (MD)

Record details

NPI number1871218677
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSN , APRN , CCNS
Sole proprietorYes
NPI enumeratedOctober 5, 2022
Last updated in NPPESOctober 5, 2022
Certification dateOctober 14, 2020

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