Sandra Walker-Halliman, MSN, RN
NPI 1548709116 · Continuing Education/Staff Development Registered Nurse · Summerville, SC
Sandra Walker-Halliman, MSN, RN is a Continuing Education/Staff Development Registered Nurse provider in Summerville, SC (NPI 1548709116).
Provider details
- NPI number
- 1548709116
- Entity type
- Individual
- Primary specialty
- Continuing Education/Staff Development Registered NurseNursing Service Providers
- Credential
- MSN, RN
- Sex
- Female
- Sole proprietor
- No
- License
- 59605 (SC)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES 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
- 2017-02-15
- Last updated
- 2017-02-15
Frequently asked questions
- What is Sandra Walker-Halliman's NPI number?
- Sandra Walker-Halliman's National Provider Identifier (NPI) is 1548709116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Walker-Halliman's specialty?
- Sandra Walker-Halliman is listed in the NPPES registry with a primary specialty of Continuing Education/Staff Development Registered Nurse (Nursing Service Providers).
- Where is Sandra Walker-Halliman located?
- Sandra Walker-Halliman's practice location on file with NPPES is 1414 Central Ave, Summerville, SC 29483-5508.
- What is Sandra Walker-Halliman's phone number?
- The practice phone number listed in the NPPES registry for Sandra Walker-Halliman is (843) 696-7567.
- Is Sandra Walker-Halliman's NPI active?
- Yes — Sandra Walker-Halliman's NPI (1548709116) is active in the NPPES registry as of the last update on 2017-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.