MICHAEL P MADAIO MD
NPI 1235288705
Internal Medicine - Nephrology in Charleston, SC
About Michael P Madaio Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL P MADAIO MD (NPI 1235288705) is an individual nephrology provider in Charleston, South Carolina, licensed in South Carolina (83051) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.
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 (PECOS)
Michael P Madaio Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Michael Madaio reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Charleston, SC 29425
- Reassigned Medicare billing, South Carolina enrollment
- 2,594 clinicians in this Medicare group
Augusta, GA 30912
- Reassigned Medicare billing, Georgia enrollment
- 1,151 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 3
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 29425 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.
CHARLESTON, SC 29425
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 Madaio's NPI number?
The NPI number for Michael Madaio is 1235288705. It was assigned to this individual provider in the NPPES registry on January 10, 2007.
Where is Michael Madaio located?
Michael Madaio practices at 171 Ashley Ave, Charleston, SC 29425. The listed phone number is (843) 792-1414.
What is Michael Madaio's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Michael Madaio enrolled in Medicare?
Yes. Michael Madaio is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Michael Madaio's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Madaio reassigns Medicare benefits to 2 organizations: University Medical Associates Of The Medical University Of South Carol (Charleston, SC) and Au Medical Associates Inc (Augusta, GA). 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 Michael Madaio's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Madaio accept?
Health plans from First Choice Next list Michael Madaio 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 Michael Madaio was last updated on November 27, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.