DR. JOSHUA DAVID LIBERMAN M.D.
NPI 1265551196
Internal Medicine - Cardiovascular Disease in Mequon, WI
About Dr. Joshua David Liberman M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOSHUA DAVID LIBERMAN M.D. (NPI 1265551196) is an individual cardiovascular disease provider in Mequon, Wisconsin, licensed in Wisconsin (51496) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS, is affiliated with Ascension Columbia St Mary's Hospital Milwaukee, and is a graduate of Boston University School Of Medicine (2000).
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 and accepts Medicare assignment
Dr. Joshua David Liberman 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
6Medicare enrollment records show Joshua Liberman reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mequon, WI 53092
- Reassigned Medicare billing, Wisconsin enrollment
Mequon, WI 53097
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Columbia St Marys Hospital Milwaukee Inc
- 856 clinicians in this Medicare group
Milwaukee, WI 53213
- Reassigned Medicare billing, Wisconsin enrollment
- 60 clinicians in this Medicare group
Fond Du Lac, WI 54935
- Reassigned Medicare billing, Wisconsin enrollment
- 606 clinicians in this Medicare group
Menasha, WI 54952
- Reassigned Medicare billing, Wisconsin enrollment
- 988 clinicians in this Medicare group
Middleton, WI 53562
- Reassigned Medicare billing, Wisconsin enrollment
- 2,832 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 19
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.
Ascension Columbia St Mary's Hospital Milwaukee
Acute Care Hospitals · Milwaukee, WISt. Agnes Hospital Hospice
Acute Care Hospitals · Fond Du Lac, WIUnitypoint Health - Meriter
Acute Care Hospitals · Madison, WIUniversity Of Wi Hospitals & Clinics Authority
Acute Care Hospitals · Madison, WIAurora Medical Center
Acute Care Hospitals · Grafton, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53092 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MEQUON, WI 53092
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 Joshua Liberman's NPI number?
The NPI number for Joshua Liberman is 1265551196. It was assigned to this individual provider in the NPPES registry on March 29, 2007.
Where is Joshua Liberman located?
Joshua Liberman practices at 11725 N Port Washington Rd Ste 250, Mequon, WI 53092. The listed phone number is (414) 207-4333.
What is Joshua Liberman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Joshua Liberman enrolled in Medicare?
Yes. Joshua Liberman 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 Joshua Liberman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joshua Liberman reassigns Medicare benefits to 6 organizations: Wisconsin Cardiology Associates, Sc (Mequon, WI), Columbia St. Mary's Hospital Milwaukee, Inc (Mequon, WI), Wisconsin Health Fund (Milwaukee, WI), Agnesian Healthcare Inc (Fond Du Lac, WI), Thedacare, Incorporated (Menasha, WI) and 1 more organization, listed in the Medicare section above. 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 Joshua Liberman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joshua Liberman accept?
Health plans from Anthem Blue Cross and Blue Shield, Group Health Cooperative-SCW, Network Health and UnitedHealthcare list Joshua Liberman 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 Joshua Liberman affiliated with any hospitals?
According to CMS data, Joshua Liberman is affiliated with Ascension Columbia St Mary's Hospital Milwaukee, St. Agnes Hospital Hospice, Unitypoint Health - Meriter, University Of Wi Hospitals & Clinics Authority and Aurora Medical Center.
When was this NPI record last updated?
The NPPES record for Joshua Liberman was last updated on July 4, 2024. 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.