DR. MARIAN ROSE SASSETTI M.D.
NPI 1881739753
Family Medicine in Oak Park, IL
About Dr. Marian Rose Sassetti M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARIAN ROSE SASSETTI M.D. (NPI 1881739753) is an individual family medicine provider in Oak Park, Illinois and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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)
Dr. Marian Rose Sassetti M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Marian Sassetti reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oak Park, IL 60301
- Reassigned Medicare billing, Illinois enrollment
- 10 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.
Areas of Expertise CMS Part B claims 13
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60301 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.
OAK PARK, IL 60301
OAK PARK, IL 60301
OAK PARK, IL 60301
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 Marian Sassetti's NPI number?
The NPI number for Marian Sassetti is 1881739753. It was assigned to this individual provider in the NPPES registry on February 20, 2007.
Where is Marian Sassetti located?
Marian Sassetti practices at 1010 Lake St Suite 500, Oak Park, IL 60301. The listed phone number is (708) 524-8600.
What is Marian Sassetti's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Marian Sassetti enrolled in Medicare?
Yes. Marian Sassetti is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Marian Sassetti's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marian Sassetti reassigns Medicare benefits to Lake Street Family Physicians Sc Inc (Oak Park, 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 Marian Sassetti's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marian Sassetti accept?
Health plans from Oscar Health list Marian Sassetti 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 Marian Sassetti was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.