Maria Isabel Macias, M.D.
Internal Medicine Physician · El Paso, TX
Maria Isabel Macias, M.D. is an internal medicine physician with a practice address in El Paso, Texas, and NPI 1689029258, issued on May 2, 2016. Check the license (Texas S1172, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Maria Isabel Macias
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- S1172 TX
Self-reported in NPPES; status is on the state search - Practice location
- 7430 N Mesa St, El Paso, TX 79912
- Phone
- (915) 779-7378
- Enumerated
- May 2, 2016
- Record last updated
- Oct 11, 2024
- Fax
- (915) 779-2822
- Medicaid ID
- 409301502 TX
- Medicare enrollment
- Enrolled (PECOS I20200316001431); accepts Medicare assignment
- Medical or professional school
- Texas A & M University System, Hsc, College Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 7430 N Mesa St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ivan Avila, PA-CPhysician Assistant1538684055
- Karen Padilla Sanchez, AGACNPGerontology Nurse Practitioner1548869720
Verify Maria Isabel Macias in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license S1172Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
88 Medicare Part D claims for 26 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Gabapentin17 claims
- Armodafinil14 claims
- Hydroxyzine Hcl13 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: $711.58
12 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, 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 2 group practices
- EL Paso Cardiopulmonary Associates PAEl Paso, TX
- Gonzalo A DiazEl Paso, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Isabel Macias among 9,175 internal medicine physician records in Texas
Maria Isabel Macias, 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 2016, is newer than 74% of them.
- NPI issued2016 · 74% of these records are older, 23% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2016 · median 2004 among the 6,088 with a school on file
- Record last updated2024 · 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).
262 internal medicine physician records list a practice address in El Paso
They are 262 of the 11,091 NPPES records with a practice address in El Paso, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in El Paso → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Yuri Caballero, MDEl Paso, TX 799121174517577
- Maria Famatigan, MDEl Paso, TX 799121992702773
- Luis Guerra, M.D.El Paso, TX 799121538112198
- Delia Gutierrez, M.D.El Paso, TX 799121194781427
- Parisa Ibrahim, M.D.El Paso, TX 799121386804326
- Robert Moreno, MDEl Paso, TX 799121174518823
- Alejandro Ovalle, M.D.El Paso, TX 799121265466726
- Mariano Palacios, MDEl Paso, TX 799121407840820
Common questions
What is Maria Isabel Macias, M.D.'s NPI number?
Maria Isabel Macias, M.D.'s National Provider Identifier (NPI) is 1689029258, issued on May 2, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Maria Isabel Macias, M.D. located?
The NPPES record lists a practice address at 7430 N Mesa St, El Paso, TX, 79912. Phone: (915) 779-7378. Providers update this record themselves, so call before visiting.
How can I verify Maria Isabel Macias, M.D.'s license?
NPPES lists Texas license number S1172, 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 Macias, M.D. prescribe under Medicare Part D?
In 2024, Maria Isabel Macias, M.D. had 88 Medicare Part D claims for 26 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.