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

Holly Grennan

Individual provider Mental Health Counselor · NPI 1235481698

Holly Grennan is a Mental Health Counselor in Portland, Oregon. Registered with an NPI since 2012.

In the registry since
2012

Practice location Address checks out

2514 SE Ankeny St Apt 4
Portland, OR 97214-1774
Phone: (503) 980-5730
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1235481698
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedOctober 10, 2012
Last updated in NPPESOctober 10, 2012

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