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

Michael Manchang Siew Jr., DDS, MD

Individual provider Oral and Maxillofacial Surgery (Dentist) · NPI 1164959169

Michael Manchang Siew Jr., DDS, MD is an Oral and Maxillofacial Surgery (Dentist) in Seattle, Washington. Licensed in Texas and Washington. Registered with an NPI since 2017.

Licensed in
TX, WA
In the registry since
2017
Specialties on file
4
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

916 NE Ravenna Blvd Ste B
Seattle, WA 98115-5566
Phone: (206) 525-6181
Fax: (206) 385-5820
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Specialties & licences

Oral and Maxillofacial Surgery (Dentist) (primary) Taxonomy 1223S0112X · Licence 70011270 (WA)
Oral and Maxillofacial Surgery (Dentist) Taxonomy 1223S0112X · Licence 37666 (TX)
Oral & Maxillofacial Surgery (D.M.D.) Taxonomy 204E00000X · Licence 70011270 (WA)
Oral & Maxillofacial Surgery (D.M.D.) Taxonomy 204E00000X · Licence 37666 (TX)

Record details

NPI number1164959169
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS , MD
Sole proprietorNo
NPI enumeratedMay 22, 2017
Last updated in NPPESJuly 6, 2026
Certification dateJuly 6, 2026

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