Arthur J W Wu, DDS
Dentist · Walnut, CA
Arthur J W Wu, DDS is a dentist with a practice address in Walnut, California, and NPI 1609939701, issued on Dec 19, 2006. Check the license (California DY035062, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Arthur J W Wu
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- DY035062 CA
Self-reported in NPPES; status is on the state search - Practice location
- 20833 Valley Blvd, Walnut, CA 91789
- Phone
- (909) 595-7773
- Enumerated
- Dec 19, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (909) 595-0256
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Verify Arthur J W Wu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license DY035062Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% more Medicare Part D claims than the average dentist in 2024
95 Medicare Part D claims for 58 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin62 claims
- Azithromycin12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Arthur J W Wu among 14,729 dentist records in California
Arthur J W Wu, DDS is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 82% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 dentist records list a practice address in Walnut
They are 15 of the 317 NPPES records with a practice address in Walnut, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Walnut → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Arshjot AhujaWalnut, CA 917891104088178
- Christopher Auyong, D.D.S.Walnut, CA 917891720488083
- Thomas Bae, D.D.S.Walnut, CA 917891467646547
- Kai Chang, D.D.S.Walnut, CA 917891427400688
- Oliver Chu, DMDWalnut, CA 917891962736975
- Laurentino De Guia, DMDWalnut, CA 917891952759888
- Emad Fahmy, DDSWalnut, CA 917891790926608
- Michael HannaWalnut, CA 917891649714247
Common questions
What is Arthur J W Wu, DDS's NPI number?
Arthur J W Wu, DDS's National Provider Identifier (NPI) is 1609939701, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Arthur J W Wu, DDS located?
The NPPES record lists a practice address at 20833 Valley Blvd, Walnut, CA, 91789. Phone: (909) 595-7773. Providers update this record themselves, so call before visiting.
How can I verify Arthur J W Wu, DDS's license?
NPPES lists California license number DY035062, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Arthur J W Wu, DDS prescribe under Medicare Part D?
In 2024, Arthur J W Wu, DDS had 95 Medicare Part D claims for 58 beneficiaries; the average among dentist prescribers was 86. Part D covers Medicare prescriptions 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.