James N. Bui, M.D.
Internal Medicine Physician · Harlingen, TX
James N. Bui, M.D. is an internal medicine physician with a practice address in Harlingen, Texas, and NPI 1306100912, issued on Jun 28, 2012. Check the license (Texas T8099, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- James N. Bui
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- T8099 TX
MD-44926 IA
29003 NE
Self-reported in NPPES; status is on the state search - Practice location
- 2106 Treasure Hills Blvd, Harlingen, TX 78550
- Phone
- (210) 567-6685
- Enumerated
- Jun 28, 2012
- Record last updated
- Feb 8, 2023
- Medicare enrollment
- Enrolled (PECOS I20240801003557); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 2106 Treasure Hills Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria AlcantaraLicensed Vocational Nurse1316785850
- Noelito Alog, RNGeneral Practice Registered Nurse1811735335
- Emma Alvarado, LVNLicensed Vocational Nurse1013754175
- Marisol Alvarado, LVNLicensed Vocational Nurse1700616596
- Samantha AmbrizRegistered Nurse1598696205
- Norma Arismendi, LMSW-IPRSocial Worker1871911503
Verify James N. Bui in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license T8099Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
88 Medicare Part D claims for 14 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium12 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
- Mcallen Hospitalist Group PLLCMcAllen, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James N. Bui among 9,175 internal medicine physician records in Texas
James N. Bui, M.D. 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 2012, is newer than 63% of them.
- NPI issued2012 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2012 · median 2004 among the 6,088 with a school on file
- Record last updated2023 · 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).
72 internal medicine physician records list a practice address in Harlingen
They are 72 of the 2,419 NPPES records with a practice address in Harlingen, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Harlingen → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Anshu Bhatla, MDHarlingen, TX 785501558371005
- Gustavo Garcia, MDHarlingen, TX 785501942299607
- Manoj Gogia, MDHarlingen, TX 785501841280518
- Shridhar Kotta, M.D.Harlingen, TX 785501780674432
- Mogbolahan Kuye, MDHarlingen, TX 785501083624746
- Teresa Lightner, MDHarlingen, TX 785501578553194
- Diana Lozano, M.D.Harlingen, TX 785501184620247
- Robert Minor, M.D.Harlingen, TX 785501972502599
Common questions
What is James N. Bui, M.D.'s NPI number?
James N. Bui, M.D.'s National Provider Identifier (NPI) is 1306100912, issued on Jun 28, 2012. An NPI identifies a provider in billing; it is not a license.
Where is James N. Bui, M.D. located?
The NPPES record lists a practice address at 2106 Treasure Hills Blvd, Harlingen, TX, 78550. Phone: (210) 567-6685. Providers update this record themselves, so call before visiting.
How can I verify James N. Bui, M.D.'s license?
NPPES lists Texas license number T8099, 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 James N. Bui, M.D. prescribe under Medicare Part D?
In 2024, James N. Bui, M.D. had 88 Medicare Part D claims for 14 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.