Mark Anderson, LCSW
NPI 1306869995 · Clinical Social Worker · Falls Church, VA
Mark Anderson, LCSW is a Clinical Social Worker provider in Falls Church, VA (NPI 1306869995).
Provider details
- NPI number
- 1306869995
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0904002773 (VA)
Specialties & taxonomies
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
19 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
- 2006-07-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Anderson's NPI number?
- Mark Anderson's National Provider Identifier (NPI) is 1306869995, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Anderson's specialty?
- Mark Anderson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Anderson located?
- Mark Anderson's practice location on file with NPPES is 405 N Washington St Ste 104, Falls Church, VA 22046-3410.
- What is Mark Anderson's phone number?
- The practice phone number listed in the NPPES registry for Mark Anderson is (703) 405-4209.
- Is Mark Anderson's NPI active?
- Yes — Mark Anderson's NPI (1306869995) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.