DR. JAMES J VYSKOCIL M.D.
NPI 1972503274
Internal Medicine - Critical Care Medicine in Milwaukee, WI
About Dr. James J Vyskocil M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES J VYSKOCIL M.D. (NPI 1972503274) is an individual critical care medicine provider in Milwaukee, Wisconsin, licensed in Wisconsin (32066-020) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and maintains a secondary practice location in Flint.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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 and accepts Medicare assignment
Dr. James J Vyskocil M.d. 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 James Vyskocil reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53215
- Reassigned Medicare billing, Wisconsin enrollment
- 297 clinicians in this Medicare group
Milwaukee, WI 53215
- Reassigned Medicare billing, Wisconsin enrollment
- 4,609 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
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Aurora St Lukes Medical Center
Acute Care Hospitals · Milwaukee, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53215 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.
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
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 James Vyskocil's NPI number?
The NPI number for James Vyskocil is 1972503274. It was assigned to this individual provider in the NPPES registry on July 28, 2005.
Where is James Vyskocil located?
James Vyskocil practices at 2901 W Kinnickinnic River Pkwy, Milwaukee, WI 53215. The listed phone number is (414) 649-7496.
What is James Vyskocil's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is James Vyskocil enrolled in Medicare?
Yes. James Vyskocil 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 James Vyskocil's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Vyskocil reassigns Medicare benefits to 2 organizations: Aurora Health Care Metro, Inc. (Milwaukee, WI) and Aurora Medical Group, 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 James Vyskocil's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Vyskocil accept?
Health plans from CareSource (Common Ground Healthcare) list James Vyskocil 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 James Vyskocil affiliated with any hospitals?
According to CMS data, James Vyskocil is affiliated with Aurora St Lukes Medical Center.
When was this NPI record last updated?
The NPPES record for James Vyskocil was last updated on January 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.