NPPES file of Aug 9, 2026

Son K. Nguyen, M.D.

Pain Medicine (Anesthesiology) Physician · Houston, TX

Son K. Nguyen, M.D. is a pain medicine (anesthesiology) physician with a practice address in Houston, Texas, and NPI 1619930799, issued on Apr 10, 2006. Check the license (Texas G9040, 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
1619930799
Name
Son K. Nguyen
Credential
M.D.
Primary taxonomy
Pain Medicine (Anesthesiology) Physician 207LP2900X
License number
G9040 TX
Self-reported in NPPES; status is on the state search
Practice location
1120A Dennis St, Houston, TX 77004
Phone
(713) 759-0932
Enumerated
Apr 10, 2006
Record last updated
Mar 7, 2023
Fax
(713) 759-0966
Medicaid ID
117862601 TX
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest pain medicine (anesthesiology) physician records → All 382 in Texas → Look up another NPI →

Verify Son K. Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license G9040    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

99% fewer Medicare Part D claims than the average pain medicine (anesthesiology) physician in 2024

23 Medicare Part D claims for 15 beneficiaries, against an average of 1,750 among the 2,982 providers of this specialty who prescribed in Part D.

  1. Son Nguyen23
  2. Specialty average1,750

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.

Son K. Nguyen among 382 pain medicine (anesthesiology) physician records in Texas

Son K. Nguyen, M.D. is one of 382 pain medicine (anesthesiology) physician records with a practice address in Texas. 85% 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 12% of them.

  • NPI issued2006 · 12% of these records are older, 59% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileNo · 74% of these records are
  • Record last updated2023 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LP2900X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pain Medicine (Anesthesiology) Physician providers in Texas

There are 382 pain medicine (anesthesiology) physician records in Texas.

All 382 in Texas → Every provider in Houston → Pain Medicine (Anesthesiology) Physician nationwide →

The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes

  1. Kenneth Alo, MDHouston, TX 770041275592800
  2. David Leiman, M.D.Houston, TX 770041184925703
  3. Phillip Phan, M.D.Houston, TX 770041942399548
  4. Hui-Ming Chang, M.D.Houston, TX 770051316095813
  5. Kimberly Henderson, M.D.Houston, TX 770021548208895
  6. Joe Lin, MDHouston, TX 770081831112150
  7. Akkara Paul, MDHouston, TX 770081467563072
  8. Maya Prabhu, MDHouston, TX 770081093889065

Common questions

What is Son K. Nguyen, M.D.'s NPI number?

Son K. Nguyen, M.D.'s National Provider Identifier (NPI) is 1619930799, issued on Apr 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Son K. Nguyen, M.D. located?

The NPPES record lists a practice address at 1120A Dennis St, Houston, TX, 77004. Phone: (713) 759-0932. Providers update this record themselves, so call before visiting.

How can I verify Son K. Nguyen, M.D.'s license?

NPPES lists Texas license number G9040, 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 Son K. Nguyen, M.D. prescribe under Medicare Part D?

In 2024, Son K. Nguyen, M.D. had 23 Medicare Part D claims for 15 beneficiaries; the average among pain medicine (anesthesiology) physician prescribers was 1,750. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.