DIDIER MANDELBROT M.D.
NPI 1295773596
Internal Medicine - Nephrology in Madison, WI
About Didier Mandelbrot M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIDIER MANDELBROT M.D. (NPI 1295773596) is an individual nephrology provider in Madison, Wisconsin, licensed in Wisconsin (62389-20) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of Pennsylvania State University College Of Medicine (1989).
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 and accepts Medicare assignment
Didier Mandelbrot 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 Reassignment
Medicare enrollment records show Didier Mandelbrot reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Middleton, WI 53562
- Reassigned Medicare billing, Wisconsin enrollment
- 2,832 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 9
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Waukesha Memorial Hospital
Acute Care Hospitals · Waukesha, WIThe Monroe Clinic
Acute Care Hospitals · Monroe, WIAspirus Wausau Hospital
Acute Care Hospitals · Wausau, WIBellin Memorial Hospital
Acute Care Hospitals · Green Bay, WIUniversity Of Wi Hospitals & Clinics Authority
Acute Care Hospitals · Madison, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53792 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 12
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
MADISON, WI 53792
MADISON, WI 53792
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 Didier Mandelbrot's NPI number?
The NPI number for Didier Mandelbrot is 1295773596. It was assigned to this individual provider in the NPPES registry on June 2, 2006.
Where is Didier Mandelbrot located?
Didier Mandelbrot practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 262-5420.
What is Didier Mandelbrot's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Didier Mandelbrot enrolled in Medicare?
Yes. Didier Mandelbrot 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 organization bills Medicare for Didier Mandelbrot's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Didier Mandelbrot reassigns Medicare benefits to University Of Wisconsin Medical Foundation, Inc (Middleton, WI). 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 Didier Mandelbrot's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Didier Mandelbrot accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Group Health Cooperative-SCW, HealthPartners and Quartz and 1 other insurer list Didier Mandelbrot 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 Didier Mandelbrot affiliated with any hospitals?
According to CMS data, Didier Mandelbrot is affiliated with Waukesha Memorial Hospital, The Monroe Clinic, Aspirus Wausau Hospital, Bellin Memorial Hospital and University Of Wi Hospitals & Clinics Authority.
When was this NPI record last updated?
The NPPES record for Didier Mandelbrot was last updated on January 19, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Didier Mandelbrot, M.D. · NPI 1295773596
Nephrology physician in Madison, Wisconsin. Individual provider, active in the CMS NPPES registry since June 2, 2006.
## Identity
- **NPI:** 1295773596 (Entity type: Individual)
- **Enumerated:** June 2, 2006
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** 62389-20 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 HIGHLAND AVE, Madison, WI 53792-0001
- **Phone:** (608) 262-5420
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** University Of Wisconsin Medical Foundation, Inc (NPI 1598784555, Middleton, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pennsylvania State University College Of Medicine, class of 1989
## Record status
- **NPPES last updated:** January 19, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1295773596) · Data from the CMS NPPES public registry.