NPI age
16 years
Enumerated 2010-04-20
● Active
Type 1 · Individual
DR. Justin Ray Chen, M.D.
Chen is 1 of 2 allergy & immunology providers in Longview and 1 of 506 in Texas.
Primary specialty
Allergy & Immunology
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2019-09-23
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 506 active allergy & immunology providers in Texas.
NPI age
16 years
↓ 3 yr below median (19 yr)
State licenses
1 state
9% of peers hold multiple states
Subspecialties
1
In the 28% of peers with subspecialties
NPI lifetime · 2010 → 2026
2010-04Enumerated in NPPES
2010
2026
Where they practice
Practice location
1009 N 4th St Ste A
Longview, TX 756014768
Mailing address
Po Box 610393
Dallas, TX 752610393
Specialties
-
Allergy & Immunology PrimaryAn allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and...
-
Internal MedicineA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 341689306 |
Practice context
Part of a multi-provider practice. 2 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.
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