NPPES file of Aug 9, 2026

Chi Dang Nguyen, MD

Otolaryngology Physician · Brownsville, TX

Chi Dang Nguyen, MD is an otolaryngology physician with a practice address in Brownsville, Texas, and NPI 1447324785, issued on Nov 20, 2006. Check the license (Texas K1586, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447324785
Name
Chi Dang Nguyen
Credential
MD
Primary taxonomy
Otolaryngology Physician 207Y00000X
License number
K1586 TX
Self-reported in NPPES; status is on the state search
Practice location
4770 N Expressway, Brownsville, TX 78526
Phone
(956) 544-3336
Enumerated
Nov 20, 2006
Record last updated
Sep 28, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(956) 544-1705
Medicaid ID
030272101 TX
Medicare enrollment
Enrolled (PECOS I20120905000093); accepts Medicare assignment
Medical or professional school
University Of Nebraska College Of Medicine, 1988
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4770 N Expressway

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Luis Gaitan, M.D.Neurology Physician1275605974
  2. Juan Galvan, P.A.C.Physician Assistant1659604619
  3. Regina Ortiz, PA-CMedical Physician Assistant1073844171
  4. Rodolfo Walss, M.D.Obstetrics Physician1184683104

Verify Chi Dang Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license K1586
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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14% fewer Medicare Part D claims than the average otolaryngology physician in 2024

465 Medicare Part D claims for 239 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Chi Nguyen465
  2. Specialty average541

Most prescribed

  1. Fluticasone Propionate69 claims
  2. Ipratropium Bromide54 claims
  3. Azelastine Hcl52 claims
  4. Ofloxacin34 claims
  5. Cephalexin29 claims
  6. Cefdinir21 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: $592.84

18 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chi Nguyen$592.84
  2. Specialty average$1,922.50

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Chi Dang Nguyen among 790 otolaryngology physician records in Texas

Chi Dang Nguyen, MD is one of 790 otolaryngology physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 20% of them.

  • NPI issued2006 · 20% of these records are older, 48% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1988 · median 2003 among the 552 with a school on file
  • Record last updated2011 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in Texas

There are 790 otolaryngology physician records in Texas.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Rafael Arredondo, MDBrownsville, TX 785201689749301
  2. Eugene Mackie, M.D.Edinburg, TX 785391407801103
  3. James Wright, MDEdinburg, TX 785391902801988
  4. Helen Yoo Bowne, M.D.Edinburg, TX 785391659480515
  5. Melecio Medina, MDMcAllen, TX 785041114347606
  6. Tan Nguyen, MDMcAllen, TX 785041639106107
  7. Brian Perry, M.D.McAllen, TX 785041619915832
  8. Sarah Rodriguez, M.D.McAllen, TX 785041144278151

Common questions

What is Chi Dang Nguyen, MD's NPI number?

Chi Dang Nguyen, MD's National Provider Identifier (NPI) is 1447324785, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Chi Dang Nguyen, MD located?

The NPPES record lists a practice address at 4770 N Expressway, Brownsville, TX, 78526. Phone: (956) 544-3336. Providers update this record themselves, so call before visiting.

How can I verify Chi Dang Nguyen, MD's license?

NPPES lists Texas license number K1586, 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 Chi Dang Nguyen, MD prescribe under Medicare Part D?

In 2024, Chi Dang Nguyen, MD had 465 Medicare Part D claims for 239 beneficiaries; the average among otolaryngology physician prescribers was 541. 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.