VIJAY K KANTAMNENI MD
NPI 1316997406
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Madison, WI
About Vijay K Kantamneni Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
VIJAY K KANTAMNENI MD (NPI 1316997406) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Madison, Wisconsin, licensed in Wisconsin (28003-020) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Health System Corp, and maintains a secondary practice location in Janesville.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 3
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
Vijay K Kantamneni 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
3Medicare enrollment records show Vijay Kantamneni reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Janesville, WI 53548
- Reassigned Medicare billing, Wisconsin enrollment
- 1,155 clinicians in this Medicare group
Glendale, WI 53212
- Reassigned Medicare billing, Wisconsin enrollment
- 1,343 clinicians in this Medicare group
Glendale, WI 53217
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Columbia St Marys Hospital Milwaukee Inc
- 856 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Health System Corp
Acute Care Hospitals · Janesville, WIMercy Walworth Hospital & Medical Center
Critical Access Hospitals · Lake Geneva, 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
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 Vijay Kantamneni's NPI number?
The NPI number for Vijay Kantamneni is 1316997406. It was assigned to this individual provider in the NPPES registry on May 11, 2006.
Where is Vijay Kantamneni located?
Vijay Kantamneni practices at 700 S Park St Dean & St. Mary's Outpatient Center, Madison, WI 53715. The listed phone number is (608) 260-2900.
What is Vijay Kantamneni's specialty?
The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
Is Vijay Kantamneni enrolled in Medicare?
Yes. Vijay Kantamneni 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 Vijay Kantamneni's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Vijay Kantamneni reassigns Medicare benefits to 3 organizations: Mercy Health System Corporation (Janesville, WI), Ascension Medical Group-Southeast Wisconsin Inc (Glendale, WI) and Columbia St. Mary's Hospital Milwaukee, Inc (Glendale, 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 Vijay Kantamneni's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Vijay Kantamneni accept?
Health plans from Anthem Blue Cross and Blue Shield, MercyCare and MercyCare Health Plans list Vijay Kantamneni 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 Vijay Kantamneni affiliated with any hospitals?
According to CMS data, Vijay Kantamneni is affiliated with Mercy Health System Corp and Mercy Walworth Hospital & Medical Center.
When was this NPI record last updated?
The NPPES record for Vijay Kantamneni was last updated on December 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Vijay K Kantamneni, MD · NPI 1316997406
Thoracic Surgery (Cardiothoracic Vascular Surgery) physician in Madison, Wisconsin. Individual provider, active in the CMS NPPES registry since May 11, 2006.
## Identity
- **NPI:** 1316997406 (Entity type: Individual)
- **Enumerated:** May 11, 2006
- **Primary specialty:** Thoracic Surgery (Cardiothoracic Vascular Surgery) · taxonomy 208G00000X
- **State license:** 28003-020 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 700 S PARK ST, DEAN & ST. MARY'S OUTPATIENT CENTER, Madison, WI 53715-1830
- **Phone:** (608) 260-2900
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Mercy Health System Corporation (NPI 1093768962, Janesville, WI); Ascension Medical Group-Southeast Wisconsin Inc (NPI 1609881077, Glendale, WI); Columbia St. Mary's Hospital Milwaukee, Inc (NPI 1215945456, Glendale, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Wisconsin School Of Medicine, class of 1985
## Record status
- **NPPES last updated:** December 28, 2023
- **Other identifiers:** Other 770000422 (WI); Medicaid 31497100 (WI); Other 3564 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1316997406) · Data from the CMS NPPES public registry.