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

Michael Augustus Sullivan

Individual provider Case Manager/Care Coordinator · NPI 1750856597

Michael Augustus Sullivan is a Case Manager/Care Coordinator in Seattle, Washington. Practices as a sole proprietor. Registered with an NPI since 2018.

In the registry since
2018

Practice location Address checks out

2600 SW Holden St
Seattle, WA 98126-3505
Phone: (206) 779-1248
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Case Manager/Care Coordinator (primary) Taxonomy 171M00000X

Record details

NPI number1750856597
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedOctober 8, 2018
Last updated in NPPESOctober 17, 2018
Mailing address2600 Sw Holden St, Seattle, WA 98126-3505

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