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

Dr. Janet Marie Trowbridge, MD, PHD

Individual provider Dermatology Physician · NPI 1912017914

Dr. Janet Marie Trowbridge, MD, PHD is a Dermatology in Longview, Washington. Graduated from New York University School of Medicine in 1999, 27 years ago. Practices with Providence Health and Services- Washington, a 526-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
27
Trained at
New York University School of Medicine
Licensed in
WA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1615 Delaware St
Longview, WA 98632-2367
Phone: (360) 501-3547
Fax: (360) 578-3355
Show map & directions

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

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence MD00047047 (WA)

Record details

NPI number1912017914
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedAugust 30, 2006
Last updated in NPPESJuly 6, 2020
Certification dateJuly 6, 2020

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDERMATOLOGY
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice Providence Health And Services- Washington — 526 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Longview