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

Sherri McMahan, NP

Individual provider Family Health Clinical Nurse Specialist · NPI 1669820726

Sherri McMahan, NP is a Nurse Practitioner in Walhalla, South Carolina. Qualified in 2016, 10 years ago. Practices with Prisma Health University Medical Group, a 2,446-clinician group and accepts Medicare assignment. Licensed in South Carolina.

Years since qualifying
10
Licensed in
SC
In the registry since
2016
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

103 Whitetail Dr
Walhalla, SC 29691-5837
Phone: (864) 638-3444
Fax: (864) 638-3445
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 20167 (SC)
Family Health Clinical Nurse Specialist Taxonomy 364SF0001X · Licence 20167 (SC)

Record details

NPI number1669820726
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedMay 31, 2016
Last updated in NPPESAugust 11, 2020
Certification dateAugust 11, 2020

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Prisma Health University Medical Group — 2446 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount