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

Gretta Bartels Duleba, MS, MA, LMFTA

Individual provider Marriage & Family Therapist · NPI 1952821498

Gretta Bartels Duleba, MS, MA, LMFTA is a Marriage & Family Therapist in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2017.

Licensed in
WA
In the registry since
2017
What do these letters mean?
MS — Master of Science
A graduate science degree.
MA — Master of Arts
A graduate arts degree.

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Practice location Address checks out

18 W Mercer St Ste 380
Seattle, WA 98119-3993
Phone: (206) 339-3538
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence MG60950250 (WA)

Record details

NPI number1952821498
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , MA , LMFTA
Sole proprietorNo
NPI enumeratedJune 26, 2017
Last updated in NPPESMay 1, 2019

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