NPI age
20 years
Enumerated 2005-10-25
● Active
Type 1 · Individual
John Michael Sadaj, M.D.
Sadaj is 1 of 21 internal medicine providers in Nampa and 1 of 504 in Idaho.
Primary specialty
Internal Medicine
Licensed in
ID
1 state
Status
Active
No deactivations on record
Last NPPES update
2016-05-11
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 504 active internal medicine providers in Idaho.
NPI age
20 years
↑ 4 yr above median (16 yr)
State licenses
1 state
23% of peers hold multiple states
Subspecialties
0
44% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-10Enumerated in NPPES
2005
2026
Where they practice
Practice location
215 E Hawaii Ave
Nampa, ID 836866011
Mailing address
215 E Hawaii Ave
Nampa, ID 836866011
Specialties
-
Internal Medicine PrimaryA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (ID) | 000010140225 | BLUE SHIELD |
| 01 (ID) | 290015068 | RAILROAD MEDICARE |
| 01 (ID) | 51573 | BLUE CROSS |
| 05 (ID) | 806441300 |
Practice context
Part of a multi-provider practice. 47 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
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