NPI age
12 years
Enumerated 2013-06-20
● Active
Type 1 · Individual
DR. Michael John Weaver, MD
Weaver is 1 of 9 internal medicine providers in Twin Falls and 1 of 111 in Idaho.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
ID, UT, MO
3 states
Status
Active
No deactivations on record
Last NPPES update
2026-01-09
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 111 active internal medicine providers in Idaho.
NPI age
12 years
↓ 7 yr below median (19 yr)
State licenses
3 states
Top 85% — 14% of peers are multi-state
Subspecialties
1
In the 18% of peers with subspecialties
NPI lifetime · 2013 → 2026
2013-06Enumerated in NPPES
2013
2026
Where they practice
Practice location
775 Pole Line Rd W Ste 203
Twin Falls, ID 833015820
Mailing address
660 S Euclid Ave, C B 8121
Saint Louis, MO 631101010
Additional practice locations
1 secondary location on file with NPPES.
Location 2
4901 Forest Park Ave, Ste 2
Saint Louis, MO 631081402
Specialties
-
Internal Medicine PrimaryAn internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and...
-
General PracticeA physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
Practice context
Part of a multi-provider practice. 2 other active providers share this practice address in NPPES.
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