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Qualified Audiologist

Kristin R. Hallstrom, AU

Sees patients in Grass Valley, CA · California

Summary

Kristin R. Hallstrom, AU is an audiologist at 101 Margaret Ln, Suite C, Grass Valley, CA 95945. Phone: (530) 477-8114. Accepts Medicare assignment. In 2024, Kristin R. Hallstrom had 35 Original Medicare patients and 105 services. NPI 1679759161. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Audiologist (Medicare lists Qualified Audiologist)
  • Address: 101 Margaret Ln, Suite C, Grass Valley, CA 95945 · Directions
  • Phone: (530) 477‑8114
  • Medicare: Accepts Medicare assignment
  • Group practice: Kimberly Bonney Aud Inc
  • School: graduated 2009
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Kristin R. Hallstrom, 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 Kristin R. Hallstrom accept Medicare assignment?
Yes. Medicare's clinician data says Kristin R. Hallstrom 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 Kristin R. Hallstrom see?
In 2024, CMS data shows 35 Original Medicare patients and 105 services for Kristin R. Hallstrom. This counts Original Medicare only and measures volume, not quality.
What is Kristin R. Hallstrom's NPI number?
1679759161. 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 Kristin R. Hallstrom, 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 patients35
Services billed to Medicare105
Different services or procedures15
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Comprehensive hearing and speech recognition test (92557)31 services
  2. Test to assess middle ear function (92567)25 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 pressure74%
  • Arthritis46%
  • Osteoporosis37%
  • Ischemic heart disease31%

Practice locations

Addresses where Kristin R. Hallstrom is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kristin R. Hallstrom as a member of this group (CMS data updated October 2, 2026).

  • Kimberly Bonney Aud Inc7 clinicians in the group

Specialties

Find other clinicians: Qualified Audiologist, California →

Other audiologists in Grass Valley

Clinicians with the same Medicare primary specialty in Grass Valley, CA — not a recommendation.

All audiologists in Grass Valley →

Other clinicians in Kimberly Bonney Aud Inc

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

Clinician information

CredentialAU
Graduation year2009
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1679759161
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 October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians