Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mary Elizabeth Poston, PA-C

Individual provider Medical Physician Assistant · NPI 1205170156

Mary Elizabeth Poston, PA-C is a Physician Assistant in Liberty, Texas. Graduated from University of Texas Medical Branch at Galveston in 2003, 23 years ago. Practices with Firm Foundations Healthcare Clinic PC, a 3-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
23
Trained at
University of Texas Medical Branch at Galveston
Licensed in
TX
In the registry since
2012
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

See every abbreviation used in this directory →

Practice location Address checks out

2708 Jefferson Dr Ste A
Liberty, TX 77575-1036
Phone: (936) 334-8800
Fax: (936) 334-8801
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence PA03872 (TX)

Record details

NPI number1205170156
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedNovember 15, 2012
Last updated in NPPESFebruary 19, 2024
Certification dateFebruary 19, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolUNIVERSITY OF TEXAS MEDICAL BRANCH AT GALVESTON
Graduated 2003 (23 years in practice)
Group practice Firm Foundations Healthcare Clinic Pc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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