NPPES file of Aug 9, 2026

Trung Nguyen, D.O

Internal Medicine Physician · Kingwood, TX

Trung Nguyen, D.O is an internal medicine physician with a practice address in Kingwood, Texas, and NPI 1639631492, issued on Apr 2, 2019. Check the license (Texas T4987, 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
1639631492
Name
Trung Nguyen
Credential
D.O
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
T4987 TX
Self-reported in NPPES; status is on the state search
Practice location
22999 US 59 N, Kingwood, TX 77339
Phone
(281) 348-8000
Enumerated
Apr 2, 2019
Record last updated
Jul 7, 2022
Medicare enrollment
Enrolled (PECOS I20220916001132); accepts Medicare assignment
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 22999 US 59 N

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

  1. Shinyeong Jeong, MDStudent in an Organized Health Care Education/Training Program1609458363
  2. Vincente LoeraEmergency Medicine Physician1528701794
  3. Cassandra Olsen, MS, RD, LDRegistered Dietitian1386225167
  4. Charles Orr, MDEmergency Medicine Physician1942889530

Verify Trung Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license T4987
    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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90% fewer Medicare Part D claims than the average internal medicine physician in 2024

310 Medicare Part D claims for 133 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 15 claims were for opioids.

  1. Trung Nguyen310
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium25 claims
  2. Eliquis17 claims
  3. Cefdinir15 claims
  4. Clopidogrel14 claims
  5. Nifedipine Er14 claims
  6. Prednisone12 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.

Bills Medicare through one group practice

  1. Hospital Medicine Services OF TX, PLLCHouston, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Trung Nguyen among 9,175 internal medicine physician records in Texas

Trung Nguyen, D.O is one of 9,175 internal medicine 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 2019, is newer than 82% of them.

  • NPI issued2019 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2018 · median 2004 among the 6,088 with a school on file
  • Record last updated2022 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

42 internal medicine physician records list a practice address in Kingwood

They are 42 of the 1,799 NPPES records with a practice address in Kingwood, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Rizwan Ali, M.DKingwood, TX 773391588005276
  2. Jane Beauvais, M.D.Kingwood, TX 773391871517417
  3. Allan Daniels, M.D.Kingwood, TX 773391538265905
  4. Amanda Dodson-Mooring, DOKingwood, TX 773391215431481
  5. Kim Elliott, MDKingwood, TX 773391407954738
  6. Kevin Garnepudi, DOKingwood, TX 773391952621294
  7. Nirmal Kumar Kumaradas Antonio, M.DKingwood, TX 773391518186451
  8. Edward McCoig, MDKingwood, TX 773391912933284

Common questions

What is Trung Nguyen, D.O's NPI number?

Trung Nguyen, D.O's National Provider Identifier (NPI) is 1639631492, issued on Apr 2, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Trung Nguyen, D.O located?

The NPPES record lists a practice address at 22999 US 59 N, Kingwood, TX, 77339. Phone: (281) 348-8000. Providers update this record themselves, so call before visiting.

How can I verify Trung Nguyen, D.O's license?

NPPES lists Texas license number T4987, 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 Trung Nguyen, D.O prescribe under Medicare Part D?

In 2024, Trung Nguyen, D.O had 310 Medicare Part D claims for 133 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.