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

Anesthesiology

Stephanie A. Rivest, MD

Works at hospitals in Tucson, AZ · Arizona

Summary

Dr. Stephanie A. Rivest, MD is an anesthesiologist at 3390 N Campbell Ave, Suite 110, Tucson, AZ 85719. Phone: (520) 795-7650. Accepts Medicare assignment. In 2024, Stephanie A. Rivest had 169 Original Medicare patients and 180 services. NPI 1215390679. 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: 3390 N Campbell Ave, Suite 110, Tucson, AZ 85719 · Directions
  • Phone: (520) 795‑7650
  • Medicare: Accepts Medicare assignment
  • Hospital: St Joseph's Hospital
  • Group practice: Southern Arizona Anesthesia Services PC
  • Medical school: graduated 2016 (10 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Stephanie A. Rivest, 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 Stephanie A. Rivest accept Medicare assignment?
Yes. Medicare's clinician data says Stephanie A. Rivest 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 Stephanie A. Rivest see?
In 2024, CMS data shows 169 Original Medicare patients and 180 services for Stephanie A. Rivest. This counts Original Medicare only and measures volume, not quality.
What is Stephanie A. Rivest's NPI number?
1215390679. 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 Stephanie A. Rivest, 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 patients169
Services billed to Medicare180
Different services or procedures41
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Anesthesia for lens surgery (00142)59 services
  2. Anesthesia for retinal surgery (00145)29 services
  3. Anesthesia for other procedure on eye (00140)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 cholesterol75%
  • High blood pressure66%
  • Arthritis49%
  • Diabetes24%
  • Depression21%
  • Anxiety21%

Hospitals where Stephanie A. Rivest works

Medicare's Facility Affiliation Data lists Stephanie A. Rivest 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.

  • St Joseph's HospitalTucson, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030011

Practice locations

Addresses where Stephanie A. Rivest is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Southern Arizona Anesthesia Services PC42 clinicians in the group

Specialties

Find other Anesthesiology doctors in Arizona →

Other anesthesiologists in Tucson

Clinicians with the same Medicare primary specialty in Tucson, AZ — not a recommendation.

All anesthesiologists in Tucson →

Other clinicians in Southern Arizona Anesthesia Services PC

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

Clinician information

CredentialMD
Graduation year2016 (10 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215390679
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