NPI age
16 years
Enumerated 2010-01-13
● Active
Type 1 · Individual
MR. Michael B. Karren, CRNA
Karren is 1 of 9 nurse anesthetist, certified registered providers in Rexburg and 1 of 575 in Idaho.
Primary specialty
Nurse Anesthetist, Certified Registered
Licensed in
ID
1 state
Status
Active
No deactivations on record
Last NPPES update
2017-02-28
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 575 active nurse anesthetist, certified registered providers in Idaho.
NPI age
16 years
≈ at median (15 yr)
State licenses
1 state
18% of peers hold multiple states
Subspecialties
0
32% of peers hold subspecialties
NPI lifetime · 2010 → 2026
2010-01Enumerated in NPPES
2010
2026
Where they practice
Practice location
450 E Main St
Rexburg, ID 834402048
Mailing address
656 Dell Dr
Rexburg, ID 834403585
Specialties
-
Nurse Anesthetist, Certified Registered Primary(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in...
Practice context
Part of a multi-provider practice. 41 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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