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Physician Assistant

Rachelle M. Parker, PA

Works at hospitals in Hartford, WI · Wisconsin

Summary

Rachelle M. Parker, PA is a physician assistant at 12203 N Corporate Pkwy, Mequon, WI 53092. Phone: (262) 670-4000. Accepts Medicare assignment. In 2024, Rachelle M. Parker had 162 Original Medicare patients and 257 services. NPI 1558969568. 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 Rachelle M. Parker, 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 Rachelle M. Parker accept Medicare assignment?
Yes. Medicare's clinician data says Rachelle M. Parker 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 Rachelle M. Parker see?
In 2024, CMS data shows 162 Original Medicare patients and 257 services for Rachelle M. Parker. This counts Original Medicare only and measures volume, not quality.
What is Rachelle M. Parker's NPI number?
1558969568. 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 Rachelle M. Parker, 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 patients162
Services billed to Medicare257
Different services or procedures29
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)92 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)45 services
  3. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)29 services
  4. Respiratory infectious agent detection by rna for severe acute respiratory syndrome coronavirus 2 (covid 19), influenza a, influenza b, and respiratory syncytial virus, upper respiratory specimen, each reported as detected or not detected (0241U)23 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 pressure70%
  • High cholesterol68%
  • Arthritis53%
  • Ischemic heart disease32%
  • Diabetes29%
  • Chronic kidney disease22%

Hospitals where Rachelle M. Parker works

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

  • 12203 N Corporate PkwyMequon, WI 53092
  • 1640 E Sumner StHartford, WI 53027 (262) 670‑4000

Group practices

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

  • Aurora Advanced Healthcare, Inc.1,124 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Wisconsin →

Other physician assistants in Mequon

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

All physician assistants in Mequon →

Other clinicians in Aurora Advanced Healthcare, Inc.

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

Clinician information

CredentialPA
Graduation year2020
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558969568
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