NPPES file of Aug 9, 2026

Y Nguyen Pham, M.D.

Internal Medicine Physician · Marshall, TX

Y Nguyen Pham, M.D. is an internal medicine physician with a practice address in Marshall, Texas, and NPI 1538161567, issued on Aug 10, 2005. Check the license (Texas L5093, 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
1538161567
Name
Y Nguyen Pham
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
L5093 TX
Self-reported in NPPES; status is on the state search
Practice location
815 S Washington Ave, Marshall, TX 75670
Phone
(903) 927-6800
Enumerated
Aug 10, 2005
Record last updated
Jun 20, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(903) 935-0617
Medicaid ID
154432201 TX
Medicare enrollment
Enrolled (PECOS I20090731000066); accepts Medicare assignment
Medical or professional school
Ohio Medical University, 1999
Telehealth
Offers telehealth (CMS)
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 815 S Washington Ave

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

  1. Valarie Allman, M.D.Internal Medicine Physician1689675753
  2. Angelica Belo, MDGastroenterology Physician1710192828
  3. James Facello, D.O.Internal Medicine Physician1508867680
  4. Charles Gaskin, M.D.Obstetrics & Gynecology Physician1790822443
  5. Marjorie Jarrell, FNPFamily Nurse Practitioner1851406854
  6. Charles Kilpatrick, MDSurgery Physician1649254129

Verify Y Nguyen Pham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license L5093    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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7.2 times the Medicare Part D claims of the average internal medicine physician in 2024

22,715 Medicare Part D claims for 990 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 1,290 claims were for opioids.

  1. Y Pham22,715
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium984 claims
  2. Amlodipine Besylate983 claims
  3. Hydrocodone-Acetaminophen735 claims
  4. Levothyroxine Sodium527 claims
  5. Metformin Hcl510 claims
  6. Gabapentin483 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. Christus Trinity ClinicTyler, TX

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

14 internal medicine physician records list a practice address in Marshall

They are 14 of the 253 NPPES records with a practice address in Marshall, and 9,175 internal medicine physician records in Texas.

All 14 in Marshall → All 9,175 in Texas → Every provider in Marshall →

Other internal medicine physician records in Texas

  1. Muhammad A. Sattar, MDDallas, TX1760465553
  2. Gayatri Aaluri, MDGalveston, TX1821928508
  3. Anunaya AashishDenton, TX1134246374
  4. Queenie Ann Abad, M.D.San Antonio, TX1174979785
  5. Fuad Abaleka, M.DLubbock, TX1861925596
  6. Carol Abalihi, M.D.El Paso, TX1326136243
  7. Oliverio Abarca Guzman, MDHarlingen, TX1346972940
  8. Obinna Abaribe, M.DMansfield, TX1457704355
  9. Enyinnaya Abarikwu, MDTyler, TX1174788178
  10. Sulaiman Abawi, D.O.Frisco, TX1780845255

Common questions

What is Y Nguyen Pham, M.D.'s NPI number?

Y Nguyen Pham, M.D.'s National Provider Identifier (NPI) is 1538161567, issued on Aug 10, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Y Nguyen Pham, M.D. located?

The NPPES record lists a practice address at 815 S Washington Ave, Marshall, TX, 75670. Phone: (903) 927-6800. Providers update this record themselves, so call before visiting.

How can I verify Y Nguyen Pham, M.D.'s license?

NPPES lists Texas license number L5093, 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 Y Nguyen Pham, M.D. prescribe under Medicare Part D?

In 2024, Y Nguyen Pham, M.D. had 22,715 Medicare Part D claims for 990 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.

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.