Mallorie Costner, SLP
NPI 1942590088 · Speech-Language Pathologist · Easley, SC
Mallorie Costner, SLP is a Speech-Language Pathologist provider in Easley, SC (NPI 1942590088).
Provider details
- NPI number
- 1942590088
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- SLP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 5677 (SC)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Speech, Language and Hearing 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
- 2011-04-11
- Last updated
- 2015-06-04
Frequently asked questions
- What is Mallorie Costner's NPI number?
- Mallorie Costner's National Provider Identifier (NPI) is 1942590088, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mallorie Costner's specialty?
- Mallorie Costner is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Mallorie Costner located?
- Mallorie Costner's practice location on file with NPPES is 507 Huntington Road, Easley, SC 29642.
- What is Mallorie Costner's phone number?
- The practice phone number listed in the NPPES registry for Mallorie Costner is (864) 918-2361.
- Is Mallorie Costner's NPI active?
- Yes — Mallorie Costner's NPI (1942590088) is active in the NPPES registry as of the last update on 2015-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.