DR. MARIAM MAFEE M.D.
NPI 1710328851
Dermatology - MOHS-Micrographic Surgery in Naperville, IL
About Dr. Mariam Mafee M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARIAM MAFEE M.D. (NPI 1710328851) is an individual mohs-micrographic surgery provider in Naperville, Illinois, licensed in Illinois (036.145643) and active in the NPI registry since July 2013. She is enrolled in Medicare PECOS, is affiliated with Rush University Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 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 and accepts Medicare assignment
Dr. Mariam Mafee M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Mariam Mafee reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oak Brook, IL 60523
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Rush University Medical Group
- 2,169 clinicians in this Medicare group
Chicago, IL 60612
- Reassigned Medicare billing, Illinois enrollment
- 548 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 23
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Rush University Medical Center
Acute Care Hospitals · Chicago, ILAdvocate Lutheran General Hospital
Acute Care Hospitals · Park Ridge, ILLoyola University Medical Center
Acute Care Hospitals · Maywood, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60563 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NAPERVILLE, IL 60563
NAPERVILLE, IL 60563
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 Mariam Mafee's NPI number?
The NPI number for Mariam Mafee is 1710328851. It was assigned to this individual provider in the NPPES registry on July 16, 2013.
Where is Mariam Mafee located?
Mariam Mafee practices at 2155 City Gate Ln Ste 225, Naperville, IL 60563. The listed phone number is (630) 547-5040.
What is Mariam Mafee's specialty?
The primary specialty registered for this NPI is Dermatology, specializing in MOHS-Micrographic Surgery, with taxonomy code 207ND0101X.
Is Mariam Mafee enrolled in Medicare?
Yes. Mariam Mafee is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Mariam Mafee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mariam Mafee reassigns Medicare benefits to 2 organizations: Rush University Medical Center (Oak Brook, IL) and Rush Medical Group (Chicago, IL). Each 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 Mariam Mafee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mariam Mafee accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Mariam Mafee 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.
Is Mariam Mafee affiliated with any hospitals?
According to CMS data, Mariam Mafee is affiliated with Rush University Medical Center, Advocate Lutheran General Hospital and Loyola University Medical Center.
When was this NPI record last updated?
The NPPES record for Mariam Mafee was last updated on October 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.