NPI age
7 years
Enumerated 2019-03-28
● Active
Type 1 · Individual
DR. Spencer James Harris, MD
Harris is 1 of 2 ophthalmology providers in Idaho Falls and 1 of 4 in Idaho.
Primary specialty
Ophthalmology
Plus 1 subspecialty
Licensed in
ID
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-09-23
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 4 active ophthalmology providers in Idaho.
NPI age
7 years
↓ 5 yr below median (12 yr)
State licenses
1 state
50% of peers hold multiple states
Subspecialties
1
In the 75% of peers with subspecialties
NPI lifetime · 2019 → 2026
2019-03Enumerated in NPPES
2019
2026
Where they practice
Practice location
2025 E 17th St
Idaho Falls, ID 834046430
Mailing address
2025 E 17th St
Idaho Falls, ID 834046430
Specialties
-
Ophthalmology PrimaryAn ophthalmologist who specializes in diseases of the cornea, sclera, eyelids, conjunctiva, and anterior segment of the eye.
-
OphthalmologyAn ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual...
Practice context
Part of a multi-provider practice. 8 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.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.