NPI age
18 years
Enumerated 2007-07-11
● Active
Type 1 · Individual
Theresa Gerst, CGP
Gerst is 1 of 206 pharmacist providers in Katy and 1 of 18509 in Texas.
Primary specialty
Pharmacist
Plus 2 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2013-08-13
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 18509 active pharmacist providers in Texas.
NPI age
18 years
↑ 11 yr above median (7 yr)
State licenses
1 state
5% of peers hold multiple states
Subspecialties
2
In the 7% of peers with subspecialties
NPI lifetime · 2007 → 2026
2007-07Enumerated in NPPES
2007
2026
Where they practice
Practice location
23900 Katy Fwy
Katy, TX 774941323
Mailing address
23900 Katy Fwy
Katy, TX 774941323
Specialties
-
Pharmacist PrimaryAn individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation,...
-
PharmacistA licensed pharmacist who has demonstrated specialized knowledge and skill in optimizing care of patients with psychiatric illness by assessing and monitoring patients, recognizing drug-induced problems, and recommending appropriate...
-
Student in an Organized Health Care Education/Training ProgramAn individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Practice context
Part of a multi-provider practice. 75 other active providers share this practice address in NPPES.
Recently enumerated nearby: 4 new pharmacist providers have been added in Katy in the last 180 days.
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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.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.