NPI age
8 years
Enumerated 2018-03-20
● Active
Type 1 · Individual
DR. Alexander James Kiener, MD, MPH
Kiener is 1 of 101 pediatrics providers in Houston and 1 of 351 in Texas.
Primary specialty
Pediatrics
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-01-21
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 351 active pediatrics providers in Texas.
NPI age
8 years
↓ 10 yr below median (18 yr)
State licenses
1 state
26% of peers hold multiple states
Subspecialties
0
47% of peers hold subspecialties
NPI lifetime · 2018 → 2026
2018-03Enumerated in NPPES
2018
2026
Where they practice
Practice location
6651 Main St
Houston, TX 770302351
Mailing address
6651 Main St
Houston, TX 770302351
Specialties
-
Pediatrics PrimaryA pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels,...
Practice context
Part of a multi-provider practice. 144 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.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.