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Qualified Audiologist

Stephanie Borja-Johnson, AU

Sees patients in Stockton, CA · Sacramento, CA · Jackson, CA · California

Summary

Stephanie Borja-Johnson, AU is an audiologist at 2505 W Hammer Ln, Stockton, CA 95209. Phone: (209) 957-7050. Accepts Medicare assignment. In 2024, Stephanie Borja-Johnson had 436 Original Medicare patients and 939 services. NPI 1881143832. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Audiologist (Medicare lists Qualified Audiologist)
  • Address: 2505 W Hammer Ln, Stockton, CA 95209 · Directions (3 more locations)
  • Phone: (209) 957‑7050
  • Medicare: Accepts Medicare assignment
  • Group practice: Sutter Valley Medical Foundation
  • School: graduated 2016
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Stephanie Borja-Johnson, 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 Borja-Johnson accept Medicare assignment?
Yes. Medicare's clinician data says Stephanie Borja-Johnson 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 Borja-Johnson see?
In 2024, CMS data shows 436 Original Medicare patients and 939 services for Stephanie Borja-Johnson. This counts Original Medicare only and measures volume, not quality.
What is Stephanie Borja-Johnson's NPI number?
1881143832. 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 Borja-Johnson, 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 patients436
Services billed to Medicare939
Different services or procedures5
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Test to assess middle ear function (92567)435 services
  2. Comprehensive hearing and speech recognition test (92557)380 services
  3. Test for hearing various pitches using earphone and device placed against the bone (92553)60 services
  4. Test for ability to detect and repeat spoken words (92555)58 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 pressure75%
  • High cholesterol75%
  • Arthritis47%
  • Diabetes33%
  • Ischemic heart disease27%
  • Chronic kidney disease26%

Practice locations

Addresses where Stephanie Borja-Johnson is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Sutter Valley Medical Foundation2,500 clinicians in the group

Specialties

Find other clinicians: Qualified Audiologist, California →

Other audiologists in Stockton

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

All audiologists in Stockton →

Other clinicians in Sutter Valley Medical Foundation

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

Clinician information

CredentialAU
Graduation year2016
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1881143832
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