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

Britt Themann Gonsoulin, MD, MPH

Individual provider Psychiatry Physician · NPI 1336303742

Britt Themann Gonsoulin, MD, MPH is a Psychiatry in Seattle, Washington. Graduated from Tulane University School of Medicine in 2008, 18 years ago. Practices with Seattle Neuropsychiatric Treatment Center PLLC, a 14-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
18
Trained at
Tulane University School of Medicine
Licensed in
WA
In the registry since
2008
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

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Practice location Address checks out

1959 NE Pacific St Box 356560
Seattle, WA 98195-0001
Phone: (206) 280-8494
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 17791 Fjord Dr Ne Ste 140, Poulsbo, WA 98370-8482 — (206) 467-6300
  • 805 Madison St Ste 401, Seattle, WA 98104-1172 — (206) 467-6300

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence ML 60018999 (WA)

Record details

NPI number1336303742
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedJuly 15, 2008
Last updated in NPPESMarch 19, 2026
Certification dateMarch 19, 2026

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2008 (18 years in practice)
Group practice Seattle Neuropsychiatric Treatment Center Pllc — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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