Marcus Thompson, LCSW
NPI 1659146678 · Clinical Social Worker · Knoxville, TN
Marcus Thompson, LCSW is a Clinical Social Worker provider in Knoxville, TN (NPI 1659146678).
Provider details
- NPI number
- 1659146678
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 230130 (MA)
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
2 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
- 2023-11-20
- Last updated
- 2026-04-16
- Certified
- 2026-04-16
Frequently asked questions
- What is Marcus Thompson's NPI number?
- Marcus Thompson's National Provider Identifier (NPI) is 1659146678, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcus Thompson's specialty?
- Marcus Thompson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marcus Thompson located?
- Marcus Thompson's practice location on file with NPPES is 409 Montbrook Ln, Knoxville, TN 37919-2704.
- What is Marcus Thompson's phone number?
- The practice phone number listed in the NPPES registry for Marcus Thompson is (865) 297-7099.
- Is Marcus Thompson's NPI active?
- Yes — Marcus Thompson's NPI (1659146678) is active in the NPPES registry as of the last update on 2026-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.