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

Pathology

Ross A. Worthington, MD

Works at hospitals in Grafton, WI · Sheboygan, WI · Hartford, WI … · Wisconsin

Summary

Dr. Ross A. Worthington, MD is a pathologist at 1032 E Sumner St, Aurora Medical Center Hartford, Hartford, WI 53027. Phone: (262) 670-7231. Accepts Medicare assignment. In 2024, Ross A. Worthington had 560 Original Medicare patients and 1,344 services. NPI 1023043429. 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 Ross A. Worthington, 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 Ross A. Worthington accept Medicare assignment?
Yes. Medicare's clinician data says Ross A. Worthington 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 Ross A. Worthington see?
In 2024, CMS data shows 560 Original Medicare patients and 1,344 services for Ross A. Worthington. This counts Original Medicare only and measures volume, not quality.
What is Ross A. Worthington's NPI number?
1023043429. 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 Ross A. Worthington, 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 patients560
Services billed to Medicare1,344
Different services or procedures23
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)857 services
  2. Pathology examination of tissue using a microscope, moderately high complexity (88307)130 services
  3. Pathology examination of tissue using a microscope, moderately low complexity (88304)58 services
  4. Special stained specimen slides to examine tissue, each additional procedure (88341)53 services
  5. Special stained specimen slides to examine tissue, initial procedure (88342)50 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 cholesterol75%
  • High blood pressure72%
  • Arthritis48%
  • Ischemic heart disease30%
  • Diabetes28%
  • Chronic kidney disease28%

Hospitals where Ross A. Worthington works

Medicare's Facility Affiliation Data lists Ross A. Worthington 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 Ross A. Worthington is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 11; the Medicare profile lists all.

Group practices

Medicare enrollment lists Ross A. Worthington as a member of this group (CMS data updated October 2, 2026).

  • Great Lakes Pathologists SC55 clinicians in the group

Specialties

Find other Pathology doctors in Wisconsin →

Other pathologists in Hartford

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

All pathologists in Hartford →

Other clinicians in Great Lakes Pathologists SC

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

Clinician information

CredentialMD
Medical schoolRush Medical College Of Rush University
Graduation year2002 (24 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1023043429
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