Grace Williams Phelps, AUD
Audiologist · Palo Alto, CA
Grace Williams Phelps, AUD is an audiologist with a practice address in Palo Alto, California, and NPI 1811888613, issued on Jul 10, 2025. Check the license (California AU4030, 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.
- Name
- Grace Williams Phelps
- Credential
- AUD
- Primary taxonomy
- Audiologist 231H00000X
- License number
- AU4030 CA
Self-reported in NPPES; status is on the state search - Practice location
- 730 Welch RD, Palo Alto, CA 94304
- Phone
- (650) 497-8000
- Enumerated
- Jul 10, 2025
- Record last updated
- Nov 4, 2025
- Medicare enrollment
- Enrolled (PECOS I20250904002551); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest audiologist records → All 1,561 in California → Look up another NPI →
Also registered at 730 Welch RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Elise BrimbleGenetic Counselor (M.S.)1467997668
- Lauren Carter, NPNurse Practitioner1659812691
- Jean Chia, M.D.Pediatrics Physician1003252800
- Virginia Curtin, RN, MS, PNPPediatric Nurse Practitioner1194861880
Verify Grace Williams Phelps in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license AU4030Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Grace Williams Phelps among 1,561 audiologist records in California
Grace Williams Phelps, AUD 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 2025, is newer than 92% of them.
- NPI issued2025 · 92% of these records are older, 4% newer
- In a Medicare fileNo · 23% of these records are
- In the CMS Doctors and Clinicians fileYes · 28% of these records are
- Graduated2025 · 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).
Audiologist providers in California
There are 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 Palo Alto → Audiologist nationwide →
The 8 audiologist records with the nearest ZIP codes
- Barbara Blazek, M.S.Palo Alto, CA 943041336240050
- Cintia Capasso, AU.D.Palo Alto, CA 943041013941376
- Martin DonaldsonPalo Alto, CA 943041245344332
- Stephen Dryanski, AUDPalo Alto, CA 943041477786440
- Honey Gholami, M.S.Palo Alto, CA 943041639390636
- Dorothy Kelly, M.ED.Palo Alto, CA 943041992809453
- Leland Lera, MAPalo Alto, CA 943041013026251
- Patricia Montgomery, M.A.Palo Alto, CA 943041720189251
Common questions
What is Grace Williams Phelps, AUD's NPI number?
Grace Williams Phelps, AUD's National Provider Identifier (NPI) is 1811888613, issued on Jul 10, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Grace Williams Phelps, AUD located?
The NPPES record lists a practice address at 730 Welch RD, Palo Alto, CA, 94304. Phone: (650) 497-8000. Providers update this record themselves, so call before visiting.
How can I verify Grace Williams Phelps, AUD's license?
NPPES lists California license number AU4030, 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.
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.