NPPES file of Aug 9, 2026

Sarah Nicole Groff, AU.D.

Audiologist · Union City, CA

Sarah Nicole Groff, AU.D. is an audiologist with a practice address in Union City, California, and NPI 1750837183, issued on Aug 26, 2016. Check the license (California AU 3148, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1750837183
Name
Sarah Nicole Groff
Credential
AU.D.
Primary taxonomy
Audiologist 231H00000X
License numbers
AU 3148 CA
HT 9502 CA
Self-reported in NPPES; status is on the state search
Practice location
3553 Whipple RD, Union City, CA 94587
Phone
(510) 675-2001
Enumerated
Aug 26, 2016
Record last updated
Aug 26, 2016 (not updated in 10 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). 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 3553 Whipple RD

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

  1. Jaishree Acharya, M.D.Internal Medicine Physician1053334920
  2. Marie Agleham, MDAdult Medicine Physician1649298209
  3. Muhammad Aleem, M.D.Internal Medicine Physician1952480006
  4. Eleanor Anderson-Williams, M.D.Internal Medicine Physician1164576815
  5. Kristina Austin, M.D.Ophthalmology Physician1417007238
  6. Vijaya Basawaprasad, M.D.Internal Medicine Physician1588736326

Verify Sarah Nicole Groff 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 AU 3148    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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Sarah Nicole Groff among 1,561 audiologist records in California

Sarah Nicole Groff, 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 not. Its NPI, issued in 2016, is newer than 60% of them.

  • NPI issued2016 · 60% of these records are older, 38% newer
  • In a Medicare fileNo · 23% of these records are
  • In the CMS Doctors and Clinicians fileNo · 28% of these records are
  • Record last updated2016 · 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).

13 audiologist records list a practice address in Union City

They are 13 of the 1,006 NPPES records with a practice address in Union City, and 1,561 audiologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,561 in California → Every provider in Union City → Audiologist nationwide →

The 8 audiologist records with the nearest ZIP codes

  1. Isabella Brown-Quigley, AUDUnion City, CA 945871518839661
  2. Anthony Brownell, B.A.Union City, CA 945871982230082
  3. Jerusha CrossgroveUnion City, CA 945871073439907
  4. Elysia LeeUnion City, CA 945871558245308
  5. Anhthi Luong, AU.D.Union City, CA 945871700409273
  6. Emerson Miller, AU.D.Union City, CA 945871144109695
  7. Jasper Oh, AU.D.Union City, CA 945871245994722
  8. Natalie Schmitt, AU.DUnion City, CA 945871588994578

Common questions

What is Sarah Nicole Groff, AU.D.'s NPI number?

Sarah Nicole Groff, AU.D.'s National Provider Identifier (NPI) is 1750837183, issued on Aug 26, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Sarah Nicole Groff, AU.D. located?

The NPPES record lists a practice address at 3553 Whipple RD, Union City, CA, 94587. Phone: (510) 675-2001. Providers update this record themselves, so call before visiting.

How can I verify Sarah Nicole Groff, AU.D.'s license?

NPPES lists California license number AU 3148, 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. 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.