Dennis Klemp, DMD
General Practice Dentistry · Astoria, OR
Dennis Klemp, DMD is a general practice dentistry with a practice address in Astoria, Oregon, and NPI 1417956194, issued on Jul 15, 2005. Check the license (Oregon D6750, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Dennis Klemp
- Credential
- DMD
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- D6750 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1414 Marine Dr, Astoria, OR 97103
- Phone
- (503) 325-0310
- Enumerated
- Jul 15, 2005
- Entity
- Type 1 · individual
Also registered at 1414 Marine Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jacob Bushnell, DDSGeneral Practice Dentistry1811401441
- Jeffrey Leinassar, DMDGeneral Practice Dentistry1184623852
Verify Dennis Klemp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license D6750Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4% more Medicare Part D claims than the average general practice dentistry in 2024
87 Medicare Part D claims for 60 beneficiaries, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin44 claims
- Clindamycin Hcl17 claims
- Cephalexin14 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.
14 general practice dentistry records list a Astoria practice address
They are 14 of the 492 NPPES records with a Astoria practice address, and 1,857 general practice dentistry records in Oregon.
All 14 in Astoria → All 1,857 in Oregon → Every provider in Astoria →
Other general practice dentistry records in Oregon
- Benjamin Aanderud, DMDSherwood, OR1366443574
- Steven Abbott, DMDVeneta, OR1417918780
- Ruth Abraham, DDSKeizer, OR1356449599
- Jesse AchatzWilsonville, OR1730661794
- Dennis Adair, D.M.D.Gladstone, OR1215235148
- Anthony Adams, D.M.DAloha, OR1295129104
- Brannick Adams, D.D.S.Roseburg, OR1376577700
- Lisa Adams, DMDBend, OR1952308017
- Nima AfsariMedford, OR1447669171
- Darioush AfsharSalem, OR1306226782
Common questions
What is Dennis Klemp, DMD's NPI number?
Dennis Klemp, DMD's National Provider Identifier (NPI) is 1417956194, issued on Jul 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Dennis Klemp, DMD located?
The NPPES record lists a practice address at 1414 Marine Dr, Astoria, OR, 97103. Phone: (503) 325-0310. Providers update this record themselves, so call before visiting.
How can I verify Dennis Klemp, DMD's license?
NPPES lists Oregon license number D6750, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Dennis Klemp, DMD prescribe under Medicare Part D?
In 2024, Dennis Klemp, DMD had 87 Medicare Part D claims for 60 beneficiaries; the average among general practice dentistry prescribers was 84. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.