DR. DAVID A MARGOLIS MD
NPI 1760435499
Pediatrics - Pediatric Hematology-Oncology in Madison, WI
About Dr. David A Margolis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID A MARGOLIS MD (NPI 1760435499) is an individual pediatric hematology-oncology provider in Madison, Wisconsin, licensed in Wisconsin (31416) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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. David A Margolis Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show David Margolis reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Middleton, WI 53562
- Reassigned Medicare billing, Wisconsin enrollment
- 2,832 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Childrens Specialty Group Inc
- 424 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 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.
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 David Margolis's NPI number?
The NPI number for David Margolis is 1760435499. It was assigned to this individual provider in the NPPES registry on May 17, 2006.
Where is David Margolis located?
David Margolis practices at 1675 Highland Ave, Madison, WI 53792. The listed phone number is (608) 915-0520.
What is David Margolis's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.
Is David Margolis enrolled in Medicare?
Yes. David Margolis is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for David Margolis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Margolis reassigns Medicare benefits to 3 organizations: University Of Wisconsin Medical Foundation, Inc (Middleton, WI), Children's Specialty Group, Inc. (Milwaukee, WI) and The Medical College Of Wisconsin, Inc. (Milwaukee, WI). 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 David Margolis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Margolis accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan and CareSource (Common Ground Healthcare) list David Margolis 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 David Margolis was last updated on February 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.