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

John R Siddoway, MD

Individual provider Otolaryngology Physician · NPI 1356338388

John R Siddoway, MD is an Otolaryngology Physician in Ogden, Utah. Licensed in Utah. Registered with an NPI since 2005.

Licensed in
UT
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4650 Harrison Blvd
Ogden, UT 84403-4303
Phone: (801) 475-3075
Fax: (801) 475-3076
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence 185189-1205 (UT)

Record details

NPI number1356338388
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 4, 2005
Last updated in NPPESJanuary 19, 2017

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