Benjamin Marks, LCSW
NPI 1801056932 · Clinical Social Worker · Charleston, SC
Benjamin Marks, LCSW is a Clinical Social Worker provider in Charleston, SC (NPI 1801056932).
Provider details
- NPI number
- 1801056932
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 101160 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
18 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
- 2008-06-12
- Last updated
- 2026-02-11
- Certified
- 2026-02-11
Frequently asked questions
- What is Benjamin Marks's NPI number?
- Benjamin Marks's National Provider Identifier (NPI) is 1801056932, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Marks's specialty?
- Benjamin Marks is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Benjamin Marks located?
- Benjamin Marks's practice location on file with NPPES is 109 Bee St, Charleston, SC 29401-5703.
- What is Benjamin Marks's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Marks is (443) 255-0050.
- Is Benjamin Marks's NPI active?
- Yes — Benjamin Marks's NPI (1801056932) is active in the NPPES registry as of the last update on 2026-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.