NPPES file of Aug 9, 2026

Chi-Tam Paul Nguyen, MD

Emergency Medicine Physician · Temple, TX

Chi-Tam Paul Nguyen, MD is an emergency medicine physician with a practice address in Temple, Texas, and NPI 1639630031, issued on Mar 28, 2019. Check the license (Texas S9195, 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
1639630031
Name
Chi-Tam Paul Nguyen
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
S9195 TX
Self-reported in NPPES; status is on the state search
Practice location
2401 S 31St St, Temple, TX 76508
Phone
(254) 724-5815
Enumerated
Mar 28, 2019
Record last updated
Aug 11, 2022
Medicare enrollment
Enrolled (PECOS I20210216000071); accepts Medicare assignment
Medical or professional school
University Of Texas Medical Branch At Galveston, 2019
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 2401 S 31St St

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

  1. Qamar Abbas, DOInternal Medicine Physician1063090967
  2. Stephen Abernathy, M.D.Surgery Physician1851389779
  3. Ossama Abou HassanCardiovascular Disease Physician1083252332
  4. Jose Marri Abril, MDSurgery Physician1336620806
  5. Kellie Achord, PA-CPhysician Assistant1841754355
  6. Alisa Acosta, MD, MPHPediatric Nephrology Physician1053553214

Verify Chi-Tam Paul Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S9195
    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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26% more Medicare Part D claims than the average emergency medicine physician in 2024

284 Medicare Part D claims for 198 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 30 claims were for opioids.

  1. Chi-Tam Nguyen284
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt59 claims
  2. Hydrocodone-Acetaminophen29 claims
  3. Sucralfate19 claims
  4. Metoclopramide Hcl16 claims
  5. Prednisone15 claims
  6. Amoxicillin-Clavulanate Potass13 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. Travis County Emergency Physicians PAHouston, TX

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

Chi-Tam Paul Nguyen among 4,885 emergency medicine physician records in Texas

Chi-Tam Paul Nguyen, MD is one of 4,885 emergency medicine 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 2019, is newer than 81% of them.

  • NPI issued2019 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2019 · median 2013 among the 2,779 with a school on file
  • Record last updated2022 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

168 emergency medicine physician records list a practice address in Temple

They are 168 of the 4,612 NPPES records with a practice address in Temple, and 4,885 emergency medicine physician records in Texas.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Bill Bass, M.D.Temple, TX 765081871553099
  2. Bruce Bollinger, M.D.Temple, TX 765081437118288
  3. Aleta Bonner, M.D.Temple, TX 765081417917600
  4. Christopher Colvin, M.D.Temple, TX 765081861454670
  5. David Fritz, M.D.Temple, TX 765081609836386
  6. Robert Greenberg, M.D.Temple, TX 765081023078722
  7. Gregory Hobbs, M.D.Temple, TX 765081801858550
  8. Thomas Jones, M.D.Temple, TX 765081629038146

Common questions

What is Chi-Tam Paul Nguyen, MD's NPI number?

Chi-Tam Paul Nguyen, MD's National Provider Identifier (NPI) is 1639630031, issued on Mar 28, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Chi-Tam Paul Nguyen, MD located?

The NPPES record lists a practice address at 2401 S 31St St, Temple, TX, 76508. Phone: (254) 724-5815. Providers update this record themselves, so call before visiting.

How can I verify Chi-Tam Paul Nguyen, MD's license?

NPPES lists Texas license number S9195, 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-Tam Paul Nguyen, MD prescribe under Medicare Part D?

In 2024, Chi-Tam Paul Nguyen, MD had 284 Medicare Part D claims for 198 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.