Thomas Howard Seal, D.D.S.
General Practice Dentistry · Kirkland, WA
Thomas Howard Seal, D.D.S. is a general practice dentistry with a practice address in Kirkland, Washington, and NPI 1073634978, issued on Apr 2, 2007. Check the license (Washington DE00005030, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Howard Seal
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- DE00005030 WA
Self-reported in NPPES; status is on the state search - Practice location
- 9750 NE 120TH PL, Kirkland, WA 98034
- Phone
- (425) 823-9000
- Enumerated
- Apr 2, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (425) 823-6801
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 3,196 in Washington → Look up another NPI →
Also registered at 9750 NE 120TH PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paul Kennedy, DDSDentist1609884071
- Thomas Nelson, DDSDentist1316099492
- Kevin Otto, D.D.S.General Practice Dentistry1497912760
- Amy Quentin, RDHDental Hygienist1568899979
- Deborah Schaal, LMPSpecialist1689876427
- James Soine, DDSGeneral Practice Dentistry1366513996
Verify Thomas Howard Seal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license DE00005030Check 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 general practice dentistry in 2024
27 Medicare Part D claims for 19 beneficiaries, against an average of 83 among the 70,290 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.
Industry payments in 2024: $112.99
1 payment: gift; the largest payer was Ultradent Products Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Thomas Howard Seal among 3,196 general practice dentistry records in Washington
Thomas Howard Seal, D.D.S. is one of 3,196 general practice dentistry records with a practice address in Washington. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 37% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 72% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
53 general practice dentistry records list a practice address in Kirkland
They are 53 of the 3,404 NPPES records with a practice address in Kirkland, and 3,196 general practice dentistry records in Washington.
All 3,196 in Washington → Every provider in Kirkland → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Matthew Bagnulo, DDSKirkland, WA 980341982799987
- David Chen, DDSKirkland, WA 980341316938525
- Louis Cheung, DDSKirkland, WA 980341477648244
- Philip Etheredge, DDSKirkland, WA 980341093813800
- Albert Everett, III, DDSKirkland, WA 980341326070079
- Ryan Fox, D.D.S.Kirkland, WA 980341841272929
- Hugh Gruhn, DDSKirkland, WA 980341497814495
- John Huang, D.D.S.Kirkland, WA 980341679648216
Common questions
What is Thomas Howard Seal, D.D.S.'s NPI number?
Thomas Howard Seal, D.D.S.'s National Provider Identifier (NPI) is 1073634978, issued on Apr 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Howard Seal, D.D.S. located?
The NPPES record lists a practice address at 9750 NE 120TH PL, Kirkland, WA, 98034. Phone: (425) 823-9000. Providers update this record themselves, so call before visiting.
How can I verify Thomas Howard Seal, D.D.S.'s license?
NPPES lists Washington license number DE00005030, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas Howard Seal, D.D.S. prescribe under Medicare Part D?
In 2024, Thomas Howard Seal, D.D.S. had 27 Medicare Part D claims for 19 beneficiaries; the average among general practice dentistry prescribers was 83. 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.