Marcella Portewig, ACSW, LCSW-C
NPI 1710347919 · School Social Worker · Silver Spring, MD
Marcella Portewig, ACSW, LCSW-C is a School Social Worker provider in Silver Spring, MD (NPI 1710347919).
Provider details
- NPI number
- 1710347919
- Entity type
- Individual
- Primary specialty
- School Social WorkerBehavioral Health & Social Service Providers
- Credential
- ACSW, LCSW-C
- Sex
- Female
- Sole proprietor
- No
- License
- 04853 (MD)
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
10 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
- 2016-03-01
- Last updated
- 2016-03-01
Frequently asked questions
- What is Marcella Portewig's NPI number?
- Marcella Portewig's National Provider Identifier (NPI) is 1710347919, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcella Portewig's specialty?
- Marcella Portewig is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).
- Where is Marcella Portewig located?
- Marcella Portewig's practice location on file with NPPES is 1106 University Blvd W, Silver Spring, MD 20902-3302.
- What is Marcella Portewig's phone number?
- The practice phone number listed in the NPPES registry for Marcella Portewig is (301) 649-0778.
- Is Marcella Portewig's NPI active?
- Yes — Marcella Portewig's NPI (1710347919) is active in the NPPES registry as of the last update on 2016-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.