Thomas Vincent Phung Duffy
Dentist · Shelton, WA
Thomas Vincent Phung Duffy is a dentist with a practice address in Shelton, Washington, and NPI 1639572977, issued on Oct 1, 2014. Check the license (Washington DE60477489, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Vincent Phung Duffy
- Primary taxonomy
- Dentist 122300000X
- License number
- DE60477489 WA
Self-reported in NPPES; status is on the state search - Practice location
- 717 W. Railroad Ave., Shelton, WA 98584
- Phone
- (360) 426-1664
- Enumerated
- Oct 1, 2014
- Record last updated
- Oct 1, 2014 (not updated in 12 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 2,767 in Washington → Look up another NPI →
Verify Thomas Vincent Phung Duffy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license DE60477489Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average dentist in 2024
28 Medicare Part D claims for 18 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
- Amoxicillin15 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.
Thomas Vincent Phung Duffy among 2,767 dentist records in Washington
Thomas Vincent Phung Duffy is one of 2,767 dentist records with a practice address in Washington. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 57% of them.
- NPI issued2014 · 57% of these records are older, 38% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2014 · 64% 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 dentist records list a practice address in Shelton
They are 13 of the 644 NPPES records with a practice address in Shelton, and 2,767 dentist records in Washington.
All 2,767 in Washington → Every provider in Shelton → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Steven Bowers, DDSShelton, WA 985841255490496
- Lindsay BuellShelton, WA 985841285369017
- Allan Davis, D.D.S.Shelton, WA 985841528398179
- Song Guo, DDSShelton, WA 985841215127626
- Kyle Hackney, DDSShelton, WA 985841265686463
- Nathan Leiske, DDSShelton, WA 985841639457070
- Jeffrey Middleton, DDSShelton, WA 985841164311387
- Caden Ngo, D.D.SShelton, WA 985841023235397
Common questions
What is Thomas Vincent Phung Duffy's NPI number?
Thomas Vincent Phung Duffy's National Provider Identifier (NPI) is 1639572977, issued on Oct 1, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Vincent Phung Duffy located?
The NPPES record lists a practice address at 717 W. Railroad Ave., Shelton, WA, 98584. Phone: (360) 426-1664. Providers update this record themselves, so call before visiting.
How can I verify Thomas Vincent Phung Duffy's license?
NPPES lists Washington license number DE60477489, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas Vincent Phung Duffy prescribe under Medicare Part D?
In 2024, Thomas Vincent Phung Duffy had 28 Medicare Part D claims for 18 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.