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Anesthesiology

Margaret A. Patchett, MD

Works at hospitals in Richland, WA · Washington

Summary

Dr. Margaret A. Patchett, MD is an anesthesiologist at 888 Swift Blvd, Richland, WA 99352. Phone: (509) 946-4611. Accepts Medicare assignment. In 2024, Margaret A. Patchett had 86 Original Medicare patients and 105 services. NPI 1538279914. 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: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 888 Swift Blvd, Richland, WA 99352 · Directions
  • Phone: (509) 946‑4611
  • Medicare: Accepts Medicare assignment
  • Hospital: Kadlec Regional Medical Center
  • Group practice: Premier Anesthesia of Richland a Division of Premier Anesthesia, LLC
  • Medical school: Loma Linda University School Of Medicine · graduated 1987 (39 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Margaret A. Patchett, 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 Margaret A. Patchett accept Medicare assignment?
Yes. Medicare's clinician data says Margaret A. Patchett 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 Margaret A. Patchett see?
In 2024, CMS data shows 86 Original Medicare patients and 105 services for Margaret A. Patchett. This counts Original Medicare only and measures volume, not quality.
What is Margaret A. Patchett's NPI number?
1538279914. 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 Margaret A. Patchett, 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 patients86
Services billed to Medicare105
Different services or procedures43
Participating Medicare providerYes
Average age of these patients74

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%
  • Arthritis57%
  • Chronic kidney disease44%
  • Ischemic heart disease42%
  • Diabetes34%

Hospitals where Margaret A. Patchett works

Medicare's Facility Affiliation Data lists Margaret A. Patchett 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 Margaret A. Patchett is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Premier Anesthesia of Richland a Division of Premier Anesthesia, LLC91 clinicians in the group

Specialties

Find other Anesthesiology doctors in Washington →

Other anesthesiologists in Richland

Clinicians with the same Medicare primary specialty in Richland, WA — not a recommendation.

All anesthesiologists in Richland →

Other clinicians in Premier Anesthesia of Richland a Division of Premier Anesthesia, LLC

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

Clinician information

CredentialMD
Medical schoolLoma Linda University School Of Medicine
Graduation year1987 (39 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1538279914
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