NPPES file of Aug 9, 2026

Ariel Baxterbeck Fruendt, AU.D.

Audiologist · Menlo Park, CA

Ariel Baxterbeck Fruendt, AU.D. is an audiologist with a practice address in Menlo Park, California, and NPI 1780018135, issued on Aug 21, 2013. Check the license (California 2918, 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
1780018135
Name
Ariel Baxterbeck Fruendt
Credential
AU.D.
Primary taxonomy
Audiologist 231H00000X
License number
2918 CA
Self-reported in NPPES; status is on the state search
Practice location
3555 Alameda DE Las Pulgas Ste 100, Menlo Park, CA 94025
Phone
(650) 854-1980
Enumerated
Aug 21, 2013
Record last updated
Aug 20, 2025
Fax
(650) 854-1987
Medicare enrollment
Enrolled (PECOS I20140605000976); may accept 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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Also registered at 3555 Alameda DE Las Pulgas Ste 100

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

  1. Rachel Appleton, AUDAudiologist1174022685
  2. Amanda Duren, AUDAudiologist1942045950
  3. Brianne Mangold, AU.D.Audiologist1588541999
  4. Ling Zhong, AU.D.Audiologist1518642891

Verify Ariel Baxterbeck Fruendt 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 2918
    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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Bills Medicare through one group practice

  1. Pacific Hearing Clinic Inc.Menlo Park, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ariel Baxterbeck Fruendt among 1,561 audiologist records in California

Ariel Baxterbeck Fruendt, 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 2013, is newer than 51% of them.

  • NPI issued2013 · 51% of these records are older, 46% newer
  • In a Medicare fileYes · 23% of these records are
  • In the CMS Doctors and Clinicians fileYes · 28% of these records are
  • Graduated2013 · median 2014 among the 433 with a school on file
  • Record last updated2025 · 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).

12 audiologist records list a practice address in Menlo Park

They are 12 of the 1,265 NPPES records with a practice address in Menlo Park, and 1,561 audiologist records in California.

The 8 audiologist records with the nearest ZIP codes

  1. Rachel Appleton, AUDMenlo Park, CA 940251174022685
  2. Jane Baxter, AU.D.Menlo Park, CA 940251013057223
  3. John Dundas, PH.D.Menlo Park, CA 940251932376498
  4. Amanda Duren, AUDMenlo Park, CA 940251942045950
  5. Alyse Gulack, AUDMenlo Park, CA 940251609481282
  6. Min Kyeong Kim, AUDMenlo Park, CA 940251689319030
  7. Ellen King, AU.D.Menlo Park, CA 940251134295421
  8. Margaret Lisi, AU.D.Menlo Park, CA 940251073653325

Common questions

What is Ariel Baxterbeck Fruendt, AU.D.'s NPI number?

Ariel Baxterbeck Fruendt, AU.D.'s National Provider Identifier (NPI) is 1780018135, issued on Aug 21, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Ariel Baxterbeck Fruendt, AU.D. located?

The NPPES record lists a practice address at 3555 Alameda DE Las Pulgas Ste 100, Menlo Park, CA, 94025. Phone: (650) 854-1980. Providers update this record themselves, so call before visiting.

How can I verify Ariel Baxterbeck Fruendt, AU.D.'s license?

NPPES lists California license number 2918, 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.

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.