MARGARET SEMPREVIVO
NPI 1043090335
Social Worker - Clinical in Chicago, IL
About Margaret Semprevivo NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET SEMPREVIVO (NPI 1043090335) is an individual clinical provider in Chicago, Illinois, licensed in Illinois (149.031581) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Margaret Semprevivo is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Margaret Semprevivo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chicago, IL 60611
- Reassigned Medicare billing, Illinois enrollment
- 130 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60657 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60657
CHICAGO, IL 60657
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Margaret Semprevivo's NPI number?
The NPI number for Margaret Semprevivo is 1043090335. It was assigned to this individual provider in the NPPES registry on October 3, 2023.
Where is Margaret Semprevivo located?
Margaret Semprevivo practices at 929 W Belmont Ave, Chicago, IL 60657. The listed phone number is (312) 530-0323.
What is Margaret Semprevivo's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Margaret Semprevivo enrolled in Medicare?
Yes. Margaret Semprevivo is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Margaret Semprevivo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Semprevivo reassigns Medicare benefits to Clarity Clinic PLLC (Chicago, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Margaret Semprevivo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Semprevivo accept?
Health plans from Oscar Health list Margaret Semprevivo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Margaret Semprevivo was last updated on March 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Margaret Semprevivo · NPI 1043090335
Clinical provider in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since October 3, 2023.
## Identity
- **NPI:** 1043090335 (Entity type: Individual)
- **Enumerated:** October 3, 2023
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 149.031581 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 929 W BELMONT AVE, Chicago, IL 60657-4408
- **Phone:** (312) 530-0323
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Clarity Clinic PLLC (NPI 1063803856, Chicago, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** March 24, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1043090335) · Data from the CMS NPPES public registry.