MICHAEL S FRONTIERA MD
NPI 1669428017
Internal Medicine - Hematology & Oncology in Madison, WI
About Michael S Frontiera Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL S FRONTIERA MD (NPI 1669428017) is an individual hematology & oncology provider in Madison, Wisconsin, licensed in Wisconsin (27625-020) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Madison.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Michael S Frontiera Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Michael Frontiera reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Madison, WI 53715
- Reassigned Medicare billing, Wisconsin enrollment
- 1,377 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 6
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 53715 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MADISON, WI 53715
MADISON, WI 53715
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 Michael Frontiera's NPI number?
The NPI number for Michael Frontiera is 1669428017. It was assigned to this individual provider in the NPPES registry on May 26, 2006.
Where is Michael Frontiera located?
Michael Frontiera practices at 1211 Fish Hatchery Rd., Madison, WI 53715. The listed phone number is (608) 252-8000.
What is Michael Frontiera's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Michael Frontiera enrolled in Medicare?
Yes. Michael Frontiera is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Michael Frontiera's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Frontiera reassigns Medicare benefits to Dean Health Systems, Inc (Madison, 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 Michael Frontiera's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Michael Frontiera was last updated on February 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.