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

Certified Registered Nurse Anesthetist (CRNA)

Jennifer J. Ranieri, CNA

Works at hospitals in Seattle, WA · Washington

Summary

Jennifer J. Ranieri, CNA is a nurse anesthetist at 1229 Madison St, Suite 1440, Seattle, WA 98104. Phone: (206) 625-0578. Accepts Medicare assignment. In 2024, Jennifer J. Ranieri had 167 Original Medicare patients and 171 services. NPI 1760877690. 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 Jennifer J. Ranieri, 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 Jennifer J. Ranieri accept Medicare assignment?
Yes. Medicare's clinician data says Jennifer J. Ranieri 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 Jennifer J. Ranieri see?
In 2024, CMS data shows 167 Original Medicare patients and 171 services for Jennifer J. Ranieri. This counts Original Medicare only and measures volume, not quality.
What is Jennifer J. Ranieri's NPI number?
1760877690. 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 Jennifer J. Ranieri, 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 patients167
Services billed to Medicare171
Different services or procedures45
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Anesthesia for lens surgery (00142)41 services
  2. Anesthesia for procedure for total knee joint replacement (01402)15 services
  3. Anesthesia for other procedure on skin of arms, legs, and front body (00400)12 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 pressure66%
  • High cholesterol65%
  • Arthritis57%
  • Ischemic heart disease27%
  • Depression25%
  • Atrial fibrillation25%

Hospitals where Jennifer J. Ranieri works

Medicare's Facility Affiliation Data lists Jennifer J. Ranieri 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 Jennifer J. Ranieri is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jennifer J. Ranieri as a member of this group (CMS data updated October 2, 2026).

  • Physicians Anesthesia Service PLLC172 clinicians in the group

Specialties

Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Washington →

Other nurse anesthetists in Seattle

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

All nurse anesthetists in Seattle →

Other clinicians in Physicians Anesthesia Service PLLC

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

Clinician information

CredentialCNA
Graduation year2015
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1760877690
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