Justin Ray Chen, M.D.
Allergy & Immunology Physician · Longview, TX
Justin Ray Chen, M.D. is an allergy & immunology physician with a practice address in Longview, Texas, and NPI 1962728642, issued on Apr 20, 2010. Check the license (Texas Q0616, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Justin Ray Chen
- Credential
- M.D.
- Primary taxonomy
- Allergy & Immunology Physician 207K00000X
- License number
- Q0616 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1009 N 4TH St Ste A, Longview, TX 75601
- Phone
- (903) 757-3808
- Enumerated
- Apr 20, 2010
- Record last updated
- Sep 23, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (903) 757-3893
- Medicaid ID
- 341689306 TX
- Medicare enrollment
- Enrolled (PECOS I20150105000447); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 2010
- Entity
- Type 1 · individual
8 nearest allergy & immunology physician records → All 327 in Texas → Look up another NPI →
Also registered at 1009 N 4TH St Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Emily Williams, PAPhysician Assistant1881790913
Verify Justin Ray Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q0616Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% more Medicare Part D claims than the average allergy & immunology physician in 2024
803 Medicare Part D claims for 149 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Montelukast Sodium161 claims
- Fluticasone Propionate128 claims
- Ipratropium Bromide71 claims
- Azelastine Hcl51 claims
- Albuterol Sulfate Hfa37 claims
- Advair Hfa29 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $3,007.27
117 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Associated Clinicians OF East TexasLongview, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Justin Ray Chen among 327 allergy & immunology physician records in Texas
Justin Ray Chen, M.D. is one of 327 allergy & immunology physician records with a practice address in Texas. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 70% of them.
- NPI issued2010 · 70% of these records are older, 26% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2010 · median 2003 among the 228 with a school on file
- Record last updated2019 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy & Immunology Physician providers in Texas
There are 327 allergy & immunology physician records in Texas.
All 327 in Texas → Every provider in Longview → Allergy & Immunology Physician nationwide →
The 8 allergy & immunology physician records with the nearest ZIP codes
- Todd Holman, M.D.Longview, TX 756011982607776
- Beth Gill, MDTexarkana, TX 755031376543793
- Francis Lachowsky, M.D.Texarkana, TX 755031023122322
- Paul Whitt, M.D.Texarkana, TX 755031396749883
- Jonathan Buttram, MDTyler, TX 757011497714984
- Jack Harris, M.D.Tyler, TX 757011467445452
- Mark McCabeTyler, TX 757011396107371
- Lakshmi Puvvada, M.DPalestine, TX 758011063595890
Common questions
What is Justin Ray Chen, M.D.'s NPI number?
Justin Ray Chen, M.D.'s National Provider Identifier (NPI) is 1962728642, issued on Apr 20, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Justin Ray Chen, M.D. located?
The NPPES record lists a practice address at 1009 N 4TH St Ste A, Longview, TX, 75601. Phone: (903) 757-3808. Providers update this record themselves, so call before visiting.
How can I verify Justin Ray Chen, M.D.'s license?
NPPES lists Texas license number Q0616, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Justin Ray Chen, M.D. prescribe under Medicare Part D?
In 2024, Justin Ray Chen, M.D. had 803 Medicare Part D claims for 149 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.