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General NPI Number Information
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NPI Number | 1053399568
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Entity Type | Individual
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Provider Name | PETER K SIEN MD
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Gender | Male
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Dates
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Enumeration Date | 01/04/2006
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Last Update Date | 01/05/2026
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Provider Practice Location Address
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Address Line | 7379 W DESCHUTES AVE STE 100
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City | KENNEWICK
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State | WA
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Zip | 99336-7900
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Country | US
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Telephone | 509-987-1800
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Fax | 509-987-1808
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Provider Business Mailing Address
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Address Line | 163 VALLEYVIEW WAY
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City | SOUTH SAN FRANCISCO
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State | CA
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Zip | 94080-5553
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Country | US
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Telephone | 510-410-0188
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Fax | 239-931-7385
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Authorized Official
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Title or Position |
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Name |
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Credential |
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Telephone |
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Scope of Practice (Provider's specialty)
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Taxonomy #1
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Taxonomy Code | 2085R0001X
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Taxonomy Name | Radiation Oncology Physician
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License Number | MD60698178
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License Number State | WA
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Taxonomy #2
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Taxonomy Code | 2085R0001X
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Taxonomy Name | Radiation Oncology Physician
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License Number | 18502
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License Number State | AZ
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Taxonomy #3
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Taxonomy Code | 2085R0001X
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Taxonomy Name | Radiation Oncology Physician
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License Number | G32267
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License Number State | CA
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