Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Cardiac Surgery

Jorge G. Mascaro Carvajal, MD

Works at hospitals in Menomonee Falls, WI · Milwaukee, WI · Kenosha, WI … · Wisconsin

Summary

Dr. Jorge G. Mascaro Carvajal, MD is a cardiac surgeon at 8701 W Watertown Plank, Milwaukee, WI 53226. Phone: (414) 805-3666. Accepts Medicare assignment. In 2024, Jorge G. Mascaro Carvajal had 14 Original Medicare patients and 47 services. NPI 1932948635. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Jorge G. Mascaro Carvajal, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Jorge G. Mascaro Carvajal accept Medicare assignment?
Yes. Medicare's clinician data says Jorge G. Mascaro Carvajal accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Jorge G. Mascaro Carvajal see?
In 2024, CMS data shows 14 Original Medicare patients and 47 services for Jorge G. Mascaro Carvajal. This counts Original Medicare only and measures volume, not quality.
What is Jorge G. Mascaro Carvajal's NPI number?
1932948635. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Jorge G. Mascaro Carvajal, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients14
Services billed to Medicare47
Different services or procedures19
Participating Medicare providerYes
Average age of these patients73

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Ischemic heart disease75%

Hospitals where Jorge G. Mascaro Carvajal works

Medicare's Facility Affiliation Data lists Jorge G. Mascaro Carvajal at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Jorge G. Mascaro Carvajal is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jorge G. Mascaro Carvajal as a member of this group (CMS data updated October 2, 2026).

  • The Medical College of Wisconsin Inc2,115 clinicians in the group

Specialties

Find other Cardiac Surgery doctors in Wisconsin →

Other cardiac surgeons in Milwaukee

Clinicians with the same Medicare primary specialty in Milwaukee, WI — not a recommendation.

All cardiac surgeons in Milwaukee →

Other clinicians in The Medical College of Wisconsin Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1984 (42 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1932948635
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians