Zahir Osuna, MD
Internal Medicine Physician · San Antonio, TX
Zahir Osuna, MD is an internal medicine physician with a practice address in San Antonio, Texas, and NPI 1568968147, issued on Apr 3, 2018. Check the license (Texas T2941, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Zahir Osuna
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- T2941 TX
Self-reported in NPPES; status is on the state search - Practice location
- 720 Pleasanton RD, San Antonio, TX 78214
- Phone
- (210) 921-3800
- Enumerated
- Apr 3, 2018
- Record last updated
- Aug 10, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210816004071); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 720 Pleasanton RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jose Acosta, PAMedical Physician Assistant1720085434
- Carla Acra Despradel, M.D.Internal Medicine Physician1114181666
- Luis Anaya Hoyos, M.D.Endocrinology, Diabetes & Metabolism Physician1154578078
- Ledyenska Ballesteros, PAMedical Physician Assistant1114167962
- Morris Beard, PAPhysician Assistant1023265857
- Raul Canales, PA-CPhysician Assistant1760442016
Verify Zahir Osuna in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license T2941Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.6 times the Medicare Part D claims of the average internal medicine physician in 2024
14,667 Medicare Part D claims for 879 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 357 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,182 claims
- Metformin Hcl638 claims
- Losartan Potassium573 claims
- Lisinopril558 claims
- Amlodipine Besylate499 claims
- Rosuvastatin Calcium487 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: $519.71
17 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Gmg Health Systems Associates PASan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Zahir Osuna among 9,175 internal medicine physician records in Texas
Zahir Osuna, MD 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 2018, is newer than 79% of them.
- NPI issued2018 · 79% of these records are older, 18% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2021 · median 2004 among the 6,088 with a school on file
- Record last updated2021 · 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).
657 internal medicine physician records list a practice address in San Antonio
They are 657 of the 37,749 NPPES records with a practice address in San Antonio, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in San Antonio → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Carla Acra Despradel, M.D.San Antonio, TX 782141114181666
- Miguel Ayala, MDSan Antonio, TX 782141174510507
- Steven Bauer, MDSan Antonio, TX 782141548228927
- Julian Falla, MDSan Antonio, TX 782141710141437
- Doris Franco-Vitteri, MDSan Antonio, TX 782141215104161
- Julie Gilbreath, M.DSan Antonio, TX 782141144486630
- William Gonzaba, M.D.San Antonio, TX 782141548231905
- Manuel Martinez, M.D.San Antonio, TX 782141568437432
Common questions
What is Zahir Osuna, MD's NPI number?
Zahir Osuna, MD's National Provider Identifier (NPI) is 1568968147, issued on Apr 3, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Zahir Osuna, MD located?
The NPPES record lists a practice address at 720 Pleasanton RD, San Antonio, TX, 78214. Phone: (210) 921-3800. Providers update this record themselves, so call before visiting.
How can I verify Zahir Osuna, MD's license?
NPPES lists Texas license number T2941, 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 Zahir Osuna, MD prescribe under Medicare Part D?
In 2024, Zahir Osuna, MD had 14,667 Medicare Part D claims for 879 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.