NPI age
7 years
Enumerated 2019-05-07
● Active
Type 1 · Individual
Spencer Delfino, MD
Delfino is 1 of 70 anesthesiology providers in Boise and 1 of 152 in Idaho.
Primary specialty
Anesthesiology
Plus 1 subspecialty
Licensed in
ID
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-08-29
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 152 active anesthesiology providers in Idaho.
NPI age
7 years
↓ 12 yr below median (19 yr)
State licenses
1 state
16% of peers hold multiple states
Subspecialties
1
In the 31% of peers with subspecialties
NPI lifetime · 2019 → 2026
2019-05Enumerated in NPPES
2019
2026
Where they practice
Practice location
1055 N Curtis Rd
Boise, ID 837061309
Mailing address
1055 N Curtis Rd
Boise, ID 837061309
Specialties
-
Anesthesiology PrimaryAn anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk...
-
Student in an Organized Health Care Education/Training ProgramAn individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Practice context
Part of a multi-provider practice. 378 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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