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John Sadaj, M.D.
NPI 1407846140 · Internal Medicine Physician · Nampa, ID
John Sadaj, M.D. is a Internal Medicine Physician provider in Nampa, ID (NPI 1407846140).
Provider details
- NPI number
- 1407846140
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- M8703 (ID)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
215 E Hawaii Ave
Nampa, ID 83686-6011
Phone: (208) 463-3000
Fax: (208) 463-3044
Street-level locationGet directions
Mailing address
215 E Hawaii Ave
Nampa, ID 83686-6011
Registry dates
- Enumerated
- 2005-10-25
- Last updated
- 2016-05-11
Frequently asked questions
- What is John Sadaj's NPI number?
- John Sadaj's National Provider Identifier (NPI) is 1407846140, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Sadaj's specialty?
- John Sadaj is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Sadaj located?
- John Sadaj's practice location on file with NPPES is 215 E Hawaii Ave, Nampa, ID 83686-6011.
- What is John Sadaj's phone number?
- The practice phone number listed in the NPPES registry for John Sadaj is (208) 463-3000.
- Is John Sadaj's NPI active?
- Yes — John Sadaj's NPI (1407846140) is active in the NPPES registry as of the last update on 2016-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.