NPPES file of Aug 9, 2026

Phuc D. Nguyen, MD

Family Medicine Physician · Houston, TX

Phuc D. Nguyen, MD is a family medicine physician with a practice address in Houston, Texas, and NPI 1720013626, issued on Jul 11, 2006. Check the license (Texas L8454, 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
1720013626
Name
Phuc D. Nguyen
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
L8454 TX
Self-reported in NPPES; status is on the state search
Practice location
6410 Fannin St Ste 170, Houston, TX 77030
Phone
(832) 325-6500
Enumerated
Jul 11, 2006
Record last updated
May 11, 2022
Fax
(713) 512-2236
Medicaid ID
166148001 TX
Medicare enrollment
Enrolled (PECOS I20040804001684); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 2001
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 6410 Fannin St Ste 170

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

  1. Michelle Barratt, M.D.Pediatrics Physician1336189752
  2. Vasiliki BeleriStudent in an Organized Health Care Education/Training Program1790586014
  3. Malek Ghandour, MDObstetrics & Gynecology Physician1992386445
  4. Shira Goldstein, MDFamily Medicine Physician1336415686
  5. Mary Ann LantiguaRegistered Dietitian1831673037
  6. Christopher Leidlein, MDObstetrics & Gynecology Physician1104313022

Verify Phuc D. Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L8454
    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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23% fewer Medicare Part D claims than the average family medicine physician in 2024

2,739 Medicare Part D claims for 244 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 70 claims were for opioids.

  1. Phuc Nguyen2,739
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium177 claims
  2. Amlodipine Besylate145 claims
  3. Gabapentin89 claims
  4. Baclofen83 claims
  5. Diclofenac Sodium81 claims
  6. Fluticasone Propionate67 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: $1,753.24

16 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Phuc Nguyen$1,753.24
  2. Specialty average$902.55

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

  1. UT Physicians Specialty ServicesHouston, TX

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

Phuc D. Nguyen among 11,119 family medicine physician records in Texas

Phuc D. Nguyen, MD is one of 11,119 family 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 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 54% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2001 · median 2004 among the 7,095 with a school on file
  • Record last updated2022 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,123 family medicine physician records list a practice address in Houston

They are 1,123 of the 61,221 NPPES records with a practice address in Houston, and 11,119 family medicine physician records in Texas.

The 8 family medicine physician records with the nearest ZIP codes

  1. Olasunkanmi Adeyinka, M.D.Houston, TX 770301013948181
  2. Michael Altman, M.D.Houston, TX 770301376570093
  3. Joe Bedford, M.D.Houston, TX 770301336170505
  4. Larry Butcher, M.D.Houston, TX 770301750310009
  5. Grant Fowler, MDHouston, TX 770301982639860
  6. David Hall, MDHouston, TX 770301710950027
  7. Deepa Iyengar, M.D.Houston, TX 770301700817129
  8. Thomas Kumenda, MDHouston, TX 770301053332171

Common questions

What is Phuc D. Nguyen, MD's NPI number?

Phuc D. Nguyen, MD's National Provider Identifier (NPI) is 1720013626, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Phuc D. Nguyen, MD located?

The NPPES record lists a practice address at 6410 Fannin St Ste 170, Houston, TX, 77030. Phone: (832) 325-6500. Providers update this record themselves, so call before visiting.

How can I verify Phuc D. Nguyen, MD's license?

NPPES lists Texas license number L8454, 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 Phuc D. Nguyen, MD prescribe under Medicare Part D?

In 2024, Phuc D. Nguyen, MD had 2,739 Medicare Part D claims for 244 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.