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

John Michael Sadaj, MD

Individual provider Internal Medicine Physician · NPI 1407846140

John Michael Sadaj, MD is an Internal Medicine Physician in Nampa, Idaho. Licensed in Idaho. Registered with an NPI since 2005.

Licensed in
ID
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

215 E Hawaii Ave
Nampa, ID 83686-6011
Phone: (208) 463-3000
Fax: (208) 463-3044
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence M8703 (ID)

Record details

NPI number1407846140
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 25, 2005
Last updated in NPPESMay 11, 2016
Mailing address215 E Hawaii Ave, Nampa, ID 83686-6011

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