NPI age
20 years
Enumerated 2006-01-24
● Active
Type 1 · Individual
DR. Nils Siegfried Erikson, M.D.
Erikson is 1 of 6 internal medicine providers in Longview and 1 of 749 in Texas.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
TX, FL
2 states
Status
Active
No deactivations on record
Last NPPES update
2012-10-03
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 749 active internal medicine providers in Texas.
NPI age
20 years
↑ 2 yr above median (18 yr)
State licenses
2 states
Top 85% — 15% of peers are multi-state
Subspecialties
1
In the 34% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-01Enumerated in NPPES
2006
2026
Where they practice
Practice location
2101 W Loop 281
Longview, TX 756042506
Mailing address
Po Box 4207
Longview, TX 756064207
Specialties
-
Internal Medicine PrimaryAn internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and "collagen" diseases.
-
Preventive MedicineAerospace medicine focuses on the clinical care, research, and operational support of the health, safety, and performance of crewmembers and passengers of air and space vehicles, together with the support personnel who assist operation...
Practice context
Part of a multi-provider practice. 7 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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