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

Gandis G Mazeika MD Ps

Organization Sleep Disorder Diagnostic Clinic/Center · NPI 1639117393

Gandis G Mazeika MD Ps is a Sleep Disorder Diagnostic Clinic/Center in Edmonds, Washington. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
WA
In the registry since
2006
Specialties on file
3

Practice location Address checks out

21701 76th Ave W Ste 206
Edmonds, WA 98026-7536
Phone: (425) 636-2400
Fax: (425) 636-2401
Show map & directions

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

Specialties & licences

Sleep Disorder Diagnostic Clinic/Center (primary) Taxonomy 261QS1200X · Licence MD00044962 (WA)
Sleep Disorder Diagnostic Clinic/Center Taxonomy 261QS1200X · Licence MD000386959 (WA)
Sleep Disorder Diagnostic Clinic/Center Taxonomy 261QS1200X · Licence RN00103961 (WA)

Record details

NPI number1639117393
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Gandis Mazeika — President · (425) 636-2400
Other names Sleep Medicine Northwest; Sleep Medicine Northwest
NPI enumeratedJune 3, 2006
Last updated in NPPESOctober 12, 2022
Certification dateOctober 12, 2022
Mailing address16150 Ne 85th St Ste 203, Redmond, WA 98052-3543

Other providers in Edmonds