NPI age
19 years
Enumerated 2006-10-27
● Active
Type 1 · Individual
Nirmal S Bual, MD, PA
Bual is 1 of 422 internal medicine providers in Houston and 1 of 2301 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-01-14
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 2301 active internal medicine providers in Texas.
NPI age
19 years
≈ at median (19 yr)
State licenses
1 state
11% of peers hold multiple states
Subspecialties
1
In the 37% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-10Enumerated in NPPES
2006
2026
Where they practice
Practice location
6006 Theall Rd
Houston, TX 770661403
Mailing address
Po Box 690646
Houston, TX 772690646
Specialties
-
Internal Medicine PrimaryAn internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
-
SpecialistAn individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 080530101 |
Practice context
Part of a multi-provider practice. 2 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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