NPI age
20 years
Enumerated 2005-10-13
● Active
Type 1 · Individual
Guillermo Juan Morell, MD
Morell is 1 of 294 internal medicine providers in Houston and 1 of 1582 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2008-06-30
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 1582 active internal medicine providers in Texas.
NPI age
20 years
↑ 2 yr above median (18 yr)
State licenses
1 state
14% of peers hold multiple states
Subspecialties
0
34% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-10Enumerated in NPPES
2005
2026
Where they practice
Practice location
6560 Fannin St, Suite 1532
Houston, TX 770302728
Mailing address
Po Box 2718
Pearland, TX 775882718
Specialties
-
Internal Medicine PrimaryAn internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 110235796 | MEDICARE RAILROAD |
| 05 (TX) | 1342966-08 | |
| 01 (TX) | 0080GG | BLUE CROSS BLUE SHIELD |
Practice context
Part of a multi-provider practice. 247 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 →
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