JOHN M PHELAN MD
NPI 1144271263
Internal Medicine - Interventional Cardiology in Madison, WI
About John M Phelan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN M PHELAN MD (NPI 1144271263) is an individual interventional cardiology provider in Madison, Wisconsin, licensed in Wisconsin (37412-020) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with The Monroe Clinic, and is a graduate of University Of Rochester School Of Medicine And Dentistry (1984).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
John M Phelan Md 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 John Phelan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Madison, WI 53715
- Reassigned Medicare billing, Wisconsin enrollment
- 1,377 clinicians in this Medicare group
Monroe, WI 53566
- Reassigned Medicare billing, Wisconsin enrollment
- 376 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 25
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.
The Monroe Clinic
Acute Care Hospitals · Monroe, WISsm Health St Clare Hospital - Baraboo
Acute Care Hospitals · Baraboo, WISsm Health St Mary's Hospital - Madison
Acute Care Hospitals · Madison, WISauk Prairie Hospital
Acute Care Hospitals · Prairie Du Sac, WIColumbus Community Hospital
Critical Access Hospitals · Columbus, WIPhysician 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 John Phelan's NPI number?
The NPI number for John Phelan is 1144271263. It was assigned to this individual provider in the NPPES registry on May 13, 2006.
Where is John Phelan located?
John Phelan practices at 700 S Park St Ste A, Madison, WI 53715. The listed phone number is (608) 260-2900.
What is John Phelan's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.
Is John Phelan enrolled in Medicare?
Yes. John Phelan 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 John Phelan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Phelan reassigns Medicare benefits to 2 organizations: Dean Health Systems, Inc (Madison, WI) and The Monroe Clinic, Inc. (Monroe, 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 John Phelan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Phelan accept?
Health plans from Anthem Blue Cross and Blue Shield, Dean Health Plan and Quartz list John Phelan 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 John Phelan affiliated with any hospitals?
According to CMS data, John Phelan is affiliated with The Monroe Clinic, Ssm Health St Clare Hospital - Baraboo, Ssm Health St Mary's Hospital - Madison, Sauk Prairie Hospital and Columbus Community Hospital.
When was this NPI record last updated?
The NPPES record for John Phelan was last updated on November 11, 2020. 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.