NPI age
18 years
Enumerated 2007-08-16
● Active
Type 1 · Individual
Diana M. Guerra, MD
Guerra is 1 of 6 internal medicine providers in Sugar Land and 1 of 479 in Texas.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-03-12
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 479 active internal medicine providers in Texas.
NPI age
18 years
↑ 2 yr above median (16 yr)
State licenses
1 state
32% of peers hold multiple states
Subspecialties
2
In the 79% of peers with subspecialties
NPI lifetime · 2007 → 2026
2007-08Enumerated in NPPES
2007
2026
Where they practice
Practice location
16811 Southwest Fwy Ste 300
Sugar Land, TX 774794728
Mailing address
16811 Southwest Fwy Ste 300
Sugar Land, TX 774794728
Additional practice locations
1 secondary location on file with NPPES.
Location 2
700 Scott And White Dr
College Station, TX 778456441
Specialties
-
Internal Medicine PrimaryAn internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the...
-
AnesthesiologyAn anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk...
-
Internal MedicineAn internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 299091308 | |
| 01 (TX) | 8FT835 | BLUE CROSS BLUE SHIELD |
Practice context
Part of a multi-provider practice. 18 other active providers share this practice address in NPPES.
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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.
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