NPI age
19 years
Enumerated 2006-06-14
● Active
Type 1 · Individual
John A Baker, M.D.
Baker is 1 of 21 internal medicine providers in Twin Falls and 1 of 504 in Idaho.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
ID
1 state
Status
Active
No deactivations on record
Last NPPES update
2014-12-04
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
19 years
↑ 3 yr above median (16 yr)
State licenses
1 state
23% of peers hold multiple states
Subspecialties
1
In the 44% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-06Enumerated in NPPES
2006
2026
Where they practice
Practice location
775 Pole Line Rd W, Suite 302
Twin Falls, ID 833015814
Mailing address
Po Box 587
Twin Falls, ID 833030587
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,...
-
Internal MedicineAn internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (ID) | 806703100 | |
| 01 (ID) | P00095566 | RR MEDICARE |
Practice context
Part of a multi-provider practice. 58 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 →
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