IndividualActive
Marika Nigrelli
NPI 1801728118 · School Social Worker · Duluth, MN
Marika Nigrelli is a School Social Worker provider in Duluth, MN (NPI 1801728118).
Provider details
- NPI number
- 1801728118
- Entity type
- Individual
- Primary specialty
- School Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(46/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
3301 Technology Dr
Duluth, MN 55811-4115
Phone: (218) 728-9556
Approximate (ZIP-level) locationGet directions
Mailing address
5230 Jean Duluth Rd
Duluth, MN 55803-9751
Registry dates
- Enumerated
- 2026-06-01
- Last updated
- 2026-06-01
- Certified
- 2026-06-01
Frequently asked questions
- What is Marika Nigrelli's NPI number?
- Marika Nigrelli's National Provider Identifier (NPI) is 1801728118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marika Nigrelli's specialty?
- Marika Nigrelli is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).
- Where is Marika Nigrelli located?
- Marika Nigrelli's practice location on file with NPPES is 3301 Technology Dr, Duluth, MN 55811-4115.
- What is Marika Nigrelli's phone number?
- The practice phone number listed in the NPPES registry for Marika Nigrelli is (218) 728-9556.
- Is Marika Nigrelli's NPI active?
- Yes — Marika Nigrelli's NPI (1801728118) is active in the NPPES registry as of the last update on 2026-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.