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Emergency Medicine

Javaid M. Abbasi, DO

Works at hospitals in Chilton, WI · Wisconsin

Summary

Dr. Javaid M. Abbasi, DO is an emergency medicine doctor at 614 Memorial Dr, Chilton, WI 53014. Phone: (800) 458-4042. Accepts Medicare assignment. In 2024, Javaid M. Abbasi had 29 Original Medicare patients and 35 services. NPI 1831127562. 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.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 614 Memorial Dr, Chilton, WI 53014 · Directions
  • Phone: (800) 458‑4042
  • Medicare: Accepts Medicare assignment
  • Hospital: Ascension Calumet Hospital
  • Group practice: Ascension Calumet Hospital Inc
  • Medical school: graduated 1992 (34 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Javaid M. Abbasi, 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 Javaid M. Abbasi accept Medicare assignment?
Yes. Medicare's clinician data says Javaid M. Abbasi 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 Javaid M. Abbasi see?
In 2024, CMS data shows 29 Original Medicare patients and 35 services for Javaid M. Abbasi. This counts Original Medicare only and measures volume, not quality.
What is Javaid M. Abbasi's NPI number?
1831127562. 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 Javaid M. Abbasi, 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 patients29
Services billed to Medicare35
Different services or procedures10
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)16 services

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%
  • Arthritis62%
  • Anxiety52%
  • Diabetes41%
  • Chronic kidney disease41%

Hospitals where Javaid M. Abbasi works

Medicare's Facility Affiliation Data lists Javaid M. Abbasi 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 Javaid M. Abbasi is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Javaid M. Abbasi as a member of this group (CMS data updated October 2, 2026).

  • Ascension Calumet Hospital Inc12 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Wisconsin →

Other emergency medicine doctors in Wisconsin

Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.

All emergency medicine doctors in Wisconsin →

Other clinicians in Ascension Calumet Hospital Inc

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

Clinician information

CredentialDO
Graduation year1992 (34 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1831127562
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