Isabel Trio-Martinez, M.D.
Family Medicine Physician · El Paso, TX
Isabel Trio-Martinez, M.D. is a family medicine physician with a practice address in El Paso, Texas, and NPI 1770538746, issued on May 24, 2006. Check the license (Texas R4644, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Isabel Trio-Martinez
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- R4644 TX
13457 PR
Self-reported in NPPES; status is on the state search - Practice location
- 1211B E Cliff Dr, El Paso, TX 79902
- Phone
- (915) 591-6226
- Enumerated
- May 24, 2006
- Record last updated
- Apr 7, 2026
- Fax
- (915) 308-9433
- Medicare enrollment
- Enrolled (PECOS I20191231002290); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 1211B E Cliff Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Clyde Clybourn, MDInternal Medicine Physician1043391758
- Luis Feliu, PAPhysician Assistant1508963075
- Angie Macias, MDFamily Medicine Physician1255953345
- Therese Ramirez, DNPAdult Health Nurse Practitioner1871543207
Verify Isabel Trio-Martinez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R4644Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.9 times the Medicare Part D claims of the average family medicine physician in 2024
17,524 Medicare Part D claims for 205 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 184 claims were for opioids.
Most prescribed
- Atorvastatin Calcium980 claims
- Gabapentin697 claims
- Levothyroxine Sodium594 claims
- Lisinopril491 claims
- Amlodipine Besylate478 claims
- Metformin Hcl471 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
- Conviva Medical Center Management OF Texas, P.A.El Paso, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Isabel Trio-Martinez among 11,119 family medicine physician records in Texas
Isabel Trio-Martinez, M.D. is one of 11,119 family 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 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1998 · median 2004 among the 7,095 with a school on file
- Record last updated2026 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
208 family medicine physician records list a practice address in El Paso
They are 208 of the 11,091 NPPES records with a practice address in El Paso, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in El Paso → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jose-Ruben Ayala, M.D.El Paso, TX 799021376743518
- Rodrigo Ceballos, M.DEl Paso, TX 799021710180104
- Martha Dodson, D.O.El Paso, TX 799021548267073
- William Elder-Quintana, MDEl Paso, TX 799021972539849
- Zsolt Fodor, DOEl Paso, TX 799021205858271
- Karen Herman, MDEl Paso, TX 799021386645752
- Alma Lemez, MDEl Paso, TX 799021578568044
- Chinwe Nduka, MDEl Paso, TX 799021316946734
Common questions
What is Isabel Trio-Martinez, M.D.'s NPI number?
Isabel Trio-Martinez, M.D.'s National Provider Identifier (NPI) is 1770538746, issued on May 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Isabel Trio-Martinez, M.D. located?
The NPPES record lists a practice address at 1211B E Cliff Dr, El Paso, TX, 79902. Phone: (915) 591-6226. Providers update this record themselves, so call before visiting.
How can I verify Isabel Trio-Martinez, M.D.'s license?
NPPES lists Texas license number R4644, 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 Isabel Trio-Martinez, M.D. prescribe under Medicare Part D?
In 2024, Isabel Trio-Martinez, M.D. had 17,524 Medicare Part D claims for 205 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.