NPI age
14 years
Enumerated 2012-05-11
● Active
Type 1 · Individual
DR. Matthew David Hermansen, D.O., PHARMD
Hermansen is 1 of 19 anesthesiology providers in Longview and 1 of 6023 in Texas.
Primary specialty
Anesthesiology
Plus 3 subspecialties
Licensed in
TX, IN
2 states
Status
Active
No deactivations on record
Last NPPES update
2025-10-15
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 6023 active anesthesiology providers in Texas.
NPI age
14 years
↓ 4 yr below median (18 yr)
State licenses
2 states
Top 87% — 12% of peers are multi-state
Subspecialties
2
In the 31% of peers with subspecialties
NPI lifetime · 2012 → 2026
2012-05Enumerated in NPPES
2012
2026
Where they practice
Practice location
700 E Marshall Ave
Longview, TX 756015580
Mailing address
980 Ragon Rd
Harleton, TX 756513675
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...
-
PharmacistAn individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation,...
-
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. 165 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.