NPI age
20 years
Enumerated 2005-06-01
● Active
Type 1 · Individual
Mariellen Barker, M.D.
Barker is 1 of 18 physical medicine & rehabilitation providers in Houston and 1 of 116 in Texas.
Primary specialty
Physical Medicine & Rehabilitation
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2016-07-28
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 116 active physical medicine & rehabilitation providers in Texas.
NPI age
20 years
↑ 14 yr above median (6 yr)
State licenses
1 state
7% of peers hold multiple states
Subspecialties
0
22% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-06Enumerated in NPPES
2005
2026
Where they practice
Practice location
11800 Fm 1960 Rd W
Houston, TX 770653840
Mailing address
11800 Fm 1960 Rd W
Houston, TX 770653840
Specialties
-
Physical Medicine & Rehabilitation PrimaryA physician who specializes in Sports Medicine is responsible for continuous care related to the enhancement of health and fitness as well as the prevention of injury and illness. The specialist possesses knowledge and experience in the...
Practice context
Part of a multi-provider practice. 27 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 116 Physical Medicine & Rehabilitation providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- 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.