IndividualActive
Marcella Sims, MSSW
NPI 1003300476 · Clinical Social Worker · Alexandria, VA
Marcella Sims, MSSW is a Clinical Social Worker provider in Alexandria, VA (NPI 1003300476).
Provider details
- NPI number
- 1003300476
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSSW
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
500 N Washington St
Alexandria, VA 22314-2314
Phone: (571) 969-0200
Street-level locationGet directions
Mailing address
1910 Windmill Ln
Alexandria, VA 22307-1947
Registry dates
- Enumerated
- 2018-06-19
- Last updated
- 2018-06-19
Frequently asked questions
- What is Marcella Sims's NPI number?
- Marcella Sims's National Provider Identifier (NPI) is 1003300476, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcella Sims's specialty?
- Marcella Sims is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marcella Sims located?
- Marcella Sims's practice location on file with NPPES is 500 N Washington St, Alexandria, VA 22314-2314.
- What is Marcella Sims's phone number?
- The practice phone number listed in the NPPES registry for Marcella Sims is (571) 969-0200.
- Is Marcella Sims's NPI active?
- Yes — Marcella Sims's NPI (1003300476) is active in the NPPES registry as of the last update on 2018-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.