NPPES file of Aug 9, 2026

Wooyong Cho, AU.D

Audiologist · Walnut Creek, CA

Wooyong Cho, AU.D is an audiologist with a practice address in Walnut Creek, California, and NPI 1386484715, issued on May 31, 2024. Check the license (California 3912, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386484715
Name
Wooyong Cho
Credential
AU.D
Primary taxonomy
Audiologist 231H00000X
License number
3912 CA
Self-reported in NPPES; status is on the state search
Practice location
2623 Shadelands Dr Ste 1, Walnut Creek, CA 94598
Phone
(925) 933-8462
Enumerated
May 31, 2024
Record last updated
Oct 23, 2024
Medicare enrollment
Enrolled (PECOS I20240820001932); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest audiologist records → All 1,561 in California → Look up another NPI →

Also registered at 2623 Shadelands Dr Ste 1

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Beau CampaAudiologist1306454319
  2. Abraham Hsieh, MDOtolaryngology Physician1679520076
  3. Michael Murphy, MDOtolaryngology Physician1013964410
  4. Timothy Scott, MDOtolaryngology Physician1760439160

Verify Wooyong Cho in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 3912    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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One hospital affiliation

  1. Stanford Health CareStanford, CA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Wooyong Cho among 1,561 audiologist records in California

Wooyong Cho, AU.D is one of 1,561 audiologist records with a practice address in California. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 88% of them.

  • NPI issued2024 · 88% of these records are older, 8% newer
  • In a Medicare fileYes · 23% of these records are
  • In the CMS Doctors and Clinicians fileYes · 28% of these records are
  • Graduated2024 · median 2014 among the 433 with a school on file
  • Record last updated2024 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 231H00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Audiologist providers in California

There are 1,561 audiologist records in California.

All 1,561 in California → Every provider in Walnut Creek → Audiologist nationwide →

The 8 audiologist records with the nearest ZIP codes

  1. Kathleen Amos, AUD.Walnut Creek, CA 945981255665345
  2. Beau CampaWalnut Creek, CA 945981306454319
  3. Gregory Fitzgibbons, MA CCC-AWalnut Creek, CA 945981538282595
  4. Patricia Gillilan SymonsWalnut Creek, CA 945981396994422
  5. Shannon McCabe, AU.D.Walnut Creek, CA 945981568381119
  6. Breanna Reed, AUD, CCC-AWalnut Creek, CA 945981255778650
  7. Jovina Strzelecki, AU.D.Walnut Creek, CA 945981295088987
  8. William SouthardYountville, CA 945991710196563

Common questions

What is Wooyong Cho, AU.D's NPI number?

Wooyong Cho, AU.D's National Provider Identifier (NPI) is 1386484715, issued on May 31, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Wooyong Cho, AU.D located?

The NPPES record lists a practice address at 2623 Shadelands Dr Ste 1, Walnut Creek, CA, 94598. Phone: (925) 933-8462. Providers update this record themselves, so call before visiting.

How can I verify Wooyong Cho, AU.D's license?

NPPES lists California license number 3912, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.