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

Mary Ellen O'Keefe, ARNP

Individual provider Adult Psychiatric/Mental Health Registered Nurse · NPI 1043341019

Mary Ellen O'Keefe, ARNP is an Adult Psychiatric/Mental Health Registered Nurse in Bellingham, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2007
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

See every abbreviation used in this directory →

Practice location Address checks out

1000 McKenzie Ave #25
Bellingham, WA 98225-7003
Phone: (360) 255-2111
Fax: (360) 306-3945
Show map & directions

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

Specialties & licences

Adult Psychiatric/Mental Health Registered Nurse (primary) Taxonomy 163WP0809X · Licence AP30003009 (WA)

Record details

NPI number1043341019
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorYes
NPI enumeratedMarch 8, 2007
Last updated in NPPESSeptember 19, 2012

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