NPI age
10 years
Enumerated 2016-05-02
● Active
Type 1 · Individual
Maria Isabel MacIas, M.D.
MacIas is 1 of 364 internal medicine providers in El Paso and 1 of 12343 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2024-10-11
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 12343 active internal medicine providers in Texas.
NPI age
10 years
↓ 7 yr below median (17 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
1
In the 33% of peers with subspecialties
NPI lifetime · 2016 → 2026
2016-05Enumerated in NPPES
2016
2026
Where they practice
Practice location
7430 N Mesa St
El Paso, TX 799123504
Mailing address
2311 N Mesa St Ste E
El Paso, TX 799023575
Additional practice locations
4 secondary locations on file with NPPES.
Location 2
2311 N Mesa St Ste E
El Paso, TX 799023575
Location 3
4758 Loma Del Sur Dr Ste B
El Paso, TX 799343597
Location 4
2000 Lomaland Dr
El Paso, TX 799352213
Location 5
4305 N Mesa St Ste B
El Paso, TX 799021124
Specialties
-
Internal Medicine PrimaryA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
-
Internal MedicineAn Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders....
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 409301502 |
Practice context
Part of a multi-provider practice. 4 other active providers share this practice address in NPPES.
Recently enumerated nearby: 2 new internal medicine providers have been added in El Paso in the last 180 days.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.