Physician Profile
Unclaimed ProfileAbout Dr. Chen
Based in Longview, TX, Justin Ray Chen, M.D. is listed in the NPI registry under allergy/immunology. Justin graduated from University of Texas Southwestern Medical School at Dallas in 2010. Justin is also listed as specializing in internal medicine and allergy & immunology. According to Medicare claims data, Justin cared for 287 Medicare patients across 2,770 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (903) 757-3808
- Email not available
Practice Locations
1009 N 4TH ST STE A
Longview, TX 75601
Procedures Most Often Billed to Medicare
2,770 services · 287 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
1,058 |
| Test for allergy using allergenic extract | Treatment | 95004 |
692 |
| Professional service for single injection of allergen | Treatment | 95115 |
535 |
| Professional service for multiple injections of allergen | Treatment | 95117 |
150 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
147 |
| Influenza vaccine, trivalent derived from recombinant dna | Treatment | 90673 |
16 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
100 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
23 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
20 |
| Administration of influenza virus vaccine | Billing code | G0008 |
17 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at University of Texas Southwestern Medical School at Dallas 8
Other providers in the same specialty who trained at the same institution.
Class of 2010 at University of Texas Southwestern Medical School at Dallas 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Professional service for preparation and provision of 1 or more antigens 8
Providers in TX who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Chen?
Dr. Chen is an allergy/immunology in Longview, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ALLERGY/IMMUNOLOGY”.
NPI registry
What is Dr. Chen's address?
Dr. Chen is listed at 1009 N 4TH ST STE A, Longview, TX 75601. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Chen?
The number on file is (903) 757-3808. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chen's NPI number?
Dr. Chen's National Provider Identifier is 1962728642. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Chen train?
Dr. Chen attended University of Texas Southwestern Medical School at Dallas, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chen been practicing?
Dr. Chen has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Chen perform?
According to Medicare billing data, Dr. Chen provides treatments such as professional service for preparation and provision of 1 or more antigens and test for allergy using allergenic extract, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chen. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.