Osama B. Nahas, M.D.
Internal Medicine Physician · Edinburg, TX
Osama B. Nahas, M.D. is an internal medicine physician with a practice address in Edinburg, Texas, and NPI 1477540953, issued on Sep 30, 2005. Check the license (Texas J9233, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Osama B. Nahas
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- J9233 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2505 W Trenton RD, Edinburg, TX 78539
- Phone
- (956) 683-7473
- Enumerated
- Sep 30, 2005
- Record last updated
- Dec 9, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (956) 683-1900
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Verify Osama B. Nahas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license J9233Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average internal medicine physician in 2024
687 Medicare Part D claims for 34 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Alprazolam112 claims
- Ozempic48 claims
- Lisinopril26 claims
- Metoprolol Succinate25 claims
- Atorvastatin Calcium24 claims
- Zolpidem Tartrate21 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.
Osama B. Nahas among 9,175 internal medicine physician records in Texas
Osama B. Nahas, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2019 · 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).
57 internal medicine physician records list a practice address in Edinburg
They are 57 of the 2,724 NPPES records with a practice address in Edinburg, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Edinburg → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Amer Alanbari, MDEdinburg, TX 785391881615045
- Padmini Bhadriraju, MDEdinburg, TX 785391518991447
- Andrew Dentino, MDEdinburg, TX 785391295739126
- Socrates Garrigos, MDEdinburg, TX 785391821052499
- Dinesh Jain, M.D.Edinburg, TX 785391619975083
- Sung Lim, MDEdinburg, TX 785391992759849
- Roberto Martinez, M.D.Edinburg, TX 785391275597593
- Oscar Mendez, M.D.Edinburg, TX 785391871565622
Common questions
What is Osama B. Nahas, M.D.'s NPI number?
Osama B. Nahas, M.D.'s National Provider Identifier (NPI) is 1477540953, issued on Sep 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Osama B. Nahas, M.D. located?
The NPPES record lists a practice address at 2505 W Trenton RD, Edinburg, TX, 78539. Phone: (956) 683-7473. Providers update this record themselves, so call before visiting.
How can I verify Osama B. Nahas, M.D.'s license?
NPPES lists Texas license number J9233, 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 Osama B. Nahas, M.D. prescribe under Medicare Part D?
In 2024, Osama B. Nahas, M.D. had 687 Medicare Part D claims for 34 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.