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

Dr. Trisha N. Halvorsen, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1245585959

Dr. Trisha N. Halvorsen, MD is an Obstetrics & Gynecology Physician in Mount Vernon, Washington. Licensed in Nebraska and Washington. Registered with an NPI since 2012.

Licensed in
NE, WA
In the registry since
2012
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1400 E Kincaid St
Mount Vernon, WA 98274-4127
Phone: (360) 428-2575
Fax: (360) 428-6471
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence MD60654825 (WA)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 6838 (NE)

Record details

NPI number1245585959
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2012
Last updated in NPPESOctober 18, 2016

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