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

Mrs. Mary C Shellnutt, APRN, AGCNS-BC

Individual provider Adult Health Clinical Nurse Specialist · NPI 1811366552

Mrs. Mary C Shellnutt, APRN, AGCNS-BC is a Nurse Practitioner in Tyler, Texas. Qualified in 2018, 8 years ago. Practices with Christus Trinity Clinic, a 1,531-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
8
Licensed in
TX
In the registry since
2015
Specialties on file
3
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

501 Saunders Ave Ste 320
Tyler, TX 75702-7524
Phone: (903) 606-5140
Show map & directions

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

Specialties & licences

Clinical Nurse Specialist (primary) Taxonomy 364S00000X · Licence AP128617 (TX)
Adult Health Clinical Nurse Specialist Taxonomy 364SA2200X · Licence AP128617 (TX)
Gerontology Clinical Nurse Specialist Taxonomy 364SG0600X · Licence AP128617 (TX)

Record details

NPI number1811366552
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN , AGCNS-BC
Sole proprietorNo
NPI enumeratedSeptember 23, 2015
Last updated in NPPESMarch 12, 2024
Certification dateMarch 12, 2024

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Christus Trinity Clinic — 1531 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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