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Anesthesiology

Nathan A. Bay, MD

Sees patients in Salem, OR · Oregon

Summary

Nathan A. Bay, MD (Anesthesiology) is enrolled with Medicare at 1 practice location in Salem, OR. NPI 1982647855. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Nathan A. Bay, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

AnesthesiologyPrimary specialty
YesAccepts Medicare assignment
24Years since medical school (graduated 2002)
Chicago College Of Medicine And SurgeryMedical school
MaleGender (as listed)
Kaiser Foundation Health Plan of the NorthwestGroup practice

Quick answers

Where does Nathan A. Bay see patients?
Medicare's clinician data lists 1 practice location in Salem, OR. Call before your visit to confirm the address.
What is Nathan A. Bay's specialty?
Medicare lists Anesthesiology as the primary specialty.
Does Nathan A. Bay accept Medicare assignment?
Yes. Medicare's clinician data says Nathan A. Bay accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Nathan A. Bay?
(800) 813-2000, as listed in official Medicare / NPI Registry data.
What is Nathan A. Bay's NPI number?
1982647855. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Nathan A. Bay is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Nathan A. Bay as a member of this group (CMS data updated 2026-10-02).

  • Kaiser Foundation Health Plan of the Northwest1,807 clinicians in the group

Specialties

Find other Anesthesiology doctors in Oregon →

Other anesthesiologists in Salem

Clinicians with the same Medicare primary specialty in Salem, OR — not a recommendation.

All anesthesiologists in Salem →

Clinician information

CredentialMD
Medical schoolChicago College Of Medicine And Surgery
Graduation year2002
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1982647855
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians