What is Marisa Seper's NPI number?

Marisa Seper's National Provider Identifier (NPI) is 1295479137, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marisa Seper's specialty?

Marisa Seper is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Marisa Seper located?

Marisa Seper's practice location on file with NPPES is 535 Plainfield Rd Ste H, Willowbrook, IL 60527-7626.

What is Marisa Seper's phone number?

The practice phone number listed in the NPPES registry for Marisa Seper is (630) 269-2886.

Is Marisa Seper's NPI active?

Yes — Marisa Seper's NPI (1295479137) is active in the NPPES registry as of the last update on 2026-05-12.

IndividualActive

Marisa Seper, MSW

NPI 1295479137 · Social Worker · Willowbrook, IL

Marisa Seper, MSW is a Social Worker provider in Willowbrook, IL (NPI 1295479137).

Provider details

NPI number: 1295479137
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: MSW
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Social WorkerPrimary104100000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
4 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

535 Plainfield Rd Ste H

Willowbrook, IL 60527-7626

Phone: (630) 269-2886

Street-level locationGet directions

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Mailing address