Mary Beth Halliday, LISW-CP
NPI 1891002747 · Clinical Social Worker · North Charleston, SC
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Beth Halliday, LISW-CP is a Clinical Social Worker provider in North Charleston, SC (NPI 1891002747).
Provider details
- NPI number
- 1891002747
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LISW-CP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 17595 (SC)
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Clinical Social Worker1041C0700X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2010-09-13
- Last updated
- 2025-11-06
- Certified
- 2025-11-06
Frequently asked questions
- What is Mary Beth Halliday's NPI number?
- Mary Beth Halliday's National Provider Identifier (NPI) is 1891002747, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Beth Halliday's specialty?
- Mary Beth Halliday is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Beth Halliday located?
- Mary Beth Halliday's practice location on file with NPPES is 2250 Mall Dr, North Charleston, SC 29406-6563.
- What is Mary Beth Halliday's phone number?
- The practice phone number listed in the NPPES registry for Mary Beth Halliday is (843) 647-2852.
- Does Mary Beth Halliday accept Medicare?
- Mary Beth Halliday is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Beth Halliday's NPI active?
- Yes — Mary Beth Halliday's NPI (1891002747) is active in the NPPES registry as of the last update on 2025-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.