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

Maribeth Porter Williams, MD

Individual provider Family Medicine Physician · NPI 1487965265

Maribeth Porter Williams, MD is a Family Practice in Greer, South Carolina. Graduated from University of Mississippi School of Medicine in 2010, 16 years ago. Practices with Prisma Health University Medical Group, a 2,446-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Florida and South Carolina.

Years since qualifying
16
Trained at
University of Mississippi School of Medicine
Licensed in
FL, SC
In the registry since
2010
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

109 Physicians Dr Ste A
Greer, SC 29650-2446
Phone: (864) 797-9150
Fax: (864) 797-9155
Show map & directions

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

Additional practice locations (1)

  • 1600 Sw Archer Rd, Gainesville, FL 32610-3003 — (352) 273-5159

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 32897 (SC)
Family Medicine Physician Taxonomy 207Q00000X · Licence ME124959 (FL)

Record details

NPI number1487965265
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2010
Last updated in NPPESMay 12, 2025
Certification dateMay 12, 2025

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF MISSISSIPPI SCHOOL OF MEDICINE
Graduated 2010 (16 years in practice)
Group practice Prisma Health University Medical Group — 2446 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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