Maria Isabel Triana, MD
Ophthalmology Physician · San Antonio, TX
Maria Isabel Triana, MD is an ophthalmology physician with a practice address in San Antonio, Texas, and NPI 1548441439, issued on Nov 19, 2007. Check the license (Texas N9321, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Maria Isabel Triana
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- N9321 TX
Self-reported in NPPES; status is on the state search - Practice location
- 12227 Huebner RD, San Antonio, TX 78230
- Phone
- (210) 485-1488
- Enumerated
- Nov 19, 2007
- Record last updated
- Nov 2, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (210) 485-1489
- Medicare enrollment
- Enrolled (PECOS I20111031000299); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 2008
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 1,514 in Texas → Look up another NPI →
Also registered at 12227 Huebner RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Escamilla, D.C.Chiropractor1982193009
- Jonathan Felux, LPCProfessional Counselor1972310993
- Relief Jones, M.D.Ophthalmology Physician1679546188
Verify Maria Isabel Triana in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license N9321Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average ophthalmology physician in 2024
429 Medicare Part D claims for 87 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Latanoprost208 claims
- Brimonidine Tartrate56 claims
- Timolol Maleate37 claims
- Dorzolamide Hcl25 claims
- Dorzolamide-Timolol25 claims
- Neomycin-Polymyxin-Dexameth22 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
- Relief Jones, III, M.D., PLLCSan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Isabel Triana among 1,514 ophthalmology physician records in Texas
Maria Isabel Triana, MD is one of 1,514 ophthalmology physician records with a practice address in Texas. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 52% of them.
- NPI issued2007 · 52% of these records are older, 39% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2008 · median 2003 among the 1,052 with a school on file
- Record last updated2012 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Texas
There are 1,514 ophthalmology physician records in Texas.
All 1,514 in Texas → Every provider in San Antonio → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Wendy Baca, MDSan Antonio, TX 782301023016177
- Relief Jones, M.D.San Antonio, TX 782301679546188
- Lydell Kiplin, M.D.San Antonio, TX 782301295727246
- John Kozlovsky, M.D.,P.A.San Antonio, TX 782301063401255
- Judith Newman, M.D.San Antonio, TX 782301548411465
- Jake Trinidad, M.D.San Antonio, TX 782301861787418
- Bruce Winter, M.D.San Antonio, TX 782301710976907
- Zeynep Aktas, MD, PROFESSORSan Antonio, TX 782291437956380
Common questions
What is Maria Isabel Triana, MD's NPI number?
Maria Isabel Triana, MD's National Provider Identifier (NPI) is 1548441439, issued on Nov 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Maria Isabel Triana, MD located?
The NPPES record lists a practice address at 12227 Huebner RD, San Antonio, TX, 78230. Phone: (210) 485-1488. Providers update this record themselves, so call before visiting.
How can I verify Maria Isabel Triana, MD's license?
NPPES lists Texas license number N9321, 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 Maria Isabel Triana, MD prescribe under Medicare Part D?
In 2024, Maria Isabel Triana, MD had 429 Medicare Part D claims for 87 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.