Oscar Tijerina, MD
Emergency Medicine Physician · Mission, TX
Oscar Tijerina, MD is an emergency medicine physician with a practice address in Mission, Texas, and NPI 1588646145, issued on Nov 18, 2005. Check the license (Texas J1798, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Oscar Tijerina
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- J1798 TX
Self-reported in NPPES; status is on the state search - Practice location
- 900 S Bryan RD, Mission, TX 78572
- Phone
- (956) 580-9000
- Enumerated
- Nov 18, 2005
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 900 S Bryan RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Heriberto Alanis, MDEmergency Medicine Physician1770565673
- Cecilia AlmaguerNeonatal Nurse Practitioner1205881562
- Addievi Amper, APNNurse Practitioner1346671401
- Joseph Ballard, CRNACertified Registered Nurse Anesthetist1588688378
- Cesar Barbin, CRNACertified Registered Nurse Anesthetist1982645933
- Juan Bernal, CSFASurgical Assistant1205476280
Verify Oscar Tijerina in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license J1798Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% more Medicare Part D claims than the average emergency medicine physician in 2024
331 Medicare Part D claims for 209 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Celecoxib59 claims
- Ondansetron Odt19 claims
- Meclizine Hcl16 claims
- Methocarbamol15 claims
- Prednisone15 claims
- Dicyclomine Hcl14 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.
Oscar Tijerina among 4,885 emergency medicine physician records in Texas
Oscar Tijerina, MD is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% 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, 94% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2007 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 emergency medicine physician records list a practice address in Mission
They are 10 of the 912 NPPES records with a practice address in Mission, and 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Mission → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Heriberto Alanis, MDMission, TX 785721770565673
- Rebecca Carter, MDMission, TX 785721720060338
- Olga Langley, MDMission, TX 785721689659054
- Nicholas Metcalf, MDMission, TX 785721326020207
- Tayana Rodriguez, MDPalmview, TX 785721326789629
- Jorge Roque, MDMission, TX 785721548242324
- Michael Shawn, MDMission, TX 785721447232194
- Ted Sturdivant, MDMission, TX 785721164405544
Common questions
What is Oscar Tijerina, MD's NPI number?
Oscar Tijerina, MD's National Provider Identifier (NPI) is 1588646145, issued on Nov 18, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Oscar Tijerina, MD located?
The NPPES record lists a practice address at 900 S Bryan RD, Mission, TX, 78572. Phone: (956) 580-9000. Providers update this record themselves, so call before visiting.
How can I verify Oscar Tijerina, MD's license?
NPPES lists Texas license number J1798, 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 Oscar Tijerina, MD prescribe under Medicare Part D?
In 2024, Oscar Tijerina, MD had 331 Medicare Part D claims for 209 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.