Donnella Williamson, FNP
NPI 1801742176 · Family Nurse Practitioner · Marion, SC
Donnella Williamson, FNP is a Family Nurse Practitioner provider in Marion, SC (NPI 1801742176).
Provider details
- NPI number
- 1801742176
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 31655 (SC)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2026-03-09
- Last updated
- 2026-03-09
- Certified
- 2026-03-09
Frequently asked questions
- What is Donnella Williamson's NPI number?
- Donnella Williamson's National Provider Identifier (NPI) is 1801742176, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donnella Williamson's specialty?
- Donnella Williamson is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Donnella Williamson located?
- Donnella Williamson's practice location on file with NPPES is 250 Country Club Rd, Marion, SC 29571-6376.
- What is Donnella Williamson's phone number?
- The practice phone number listed in the NPPES registry for Donnella Williamson is (843) 289-2704.
- Is Donnella Williamson's NPI active?
- Yes — Donnella Williamson's NPI (1801742176) is active in the NPPES registry as of the last update on 2026-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.