NPI age
13 years
Enumerated 2012-12-07
● Active
Type 1 · Individual
MRS. Mattie Jean McCowen, ACNP-BC
McCowen is 1 of 43 nurse practitioner providers in Shenandoah and 1 of 3226 in Texas.
Primary specialty
Nurse Practitioner
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2016-02-16
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 3226 active nurse practitioner providers in Texas.
NPI age
13 years
↑ 7 yr above median (6 yr)
State licenses
1 state
6% of peers hold multiple states
Subspecialties
0
30% of peers hold subspecialties
NPI lifetime · 2012 → 2026
2012-12Enumerated in NPPES
2012
2026
Where they practice
Practice location
18550 I H 45 S
Shenandoah, TX 773844119
Mailing address
6565 Fannin St
Houston, TX 770302703
Specialties
-
Nurse Practitioner PrimaryDefinition to come...
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
Recently enumerated nearby: 1 new nurse practitioner provider has been added in Shenandoah in the last 180 days.
See all →
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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.
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