NPPES file of Aug 9, 2026

Mark Elliott Crompton, D.D.S.

General Practice Dentistry · Hood River, OR

Mark Elliott Crompton, D.D.S. is a general practice dentistry with a practice address in Hood River, Oregon, and NPI 1093839292, issued on Mar 16, 2007. Check the license (Oregon D6493, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093839292
Name
Mark Elliott Crompton
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
D6493 OR
Self-reported in NPPES; status is on the state search
Practice location
505 Sherman Ave, Hood River, OR 97031
Phone
(541) 386-3848
Enumerated
Mar 16, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 505 Sherman Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Neil Watanabe, D.M.D.Dentist1285836338

Verify Mark Elliott Crompton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license D6493
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Oregon license search

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40% more Medicare Part D claims than the average general practice dentistry in 2024

116 Medicare Part D claims for 64 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.

  1. Mark Crompton116
  2. Specialty average83

Most prescribed

  1. Azithromycin32 claims
  2. Cephalexin24 claims
  3. Amoxicillin-Clavulanate Potass12 claims
  4. Chlorhexidine Gluconate12 claims
  5. Penicillin V Potassium12 claims
  6. Amoxicillin11 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: $39.60

1 payment: food and beverage; the largest payer was Solventum Corporation. 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.

  1. Mark Crompton$39.60
  2. Specialty average$597.01

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

16 general practice dentistry records list a practice address in Hood River

They are 16 of the 717 NPPES records with a practice address in Hood River, and 1,888 general practice dentistry records in Oregon.

Other general practice dentistry records in Oregon

  1. Benjamin Aanderud, DMDSherwood, OR1366443574
  2. Steven Abbott, DMDVeneta, OR1417918780
  3. Ruth Abraham, DDSKeizer, OR1356449599
  4. Jesse AchatzWilsonville, OR1730661794
  5. Dennis Adair, D.M.D.Gladstone, OR1215235148
  6. Anthony Adams, D.M.DAloha, OR1295129104
  7. Brannick Adams, D.D.S.Roseburg, OR1376577700
  8. Lisa Adams, DMDBend, OR1952308017
  9. Nima AfsariMedford, OR1447669171
  10. Darioush AfsharSalem, OR1306226782

Common questions

What is Mark Elliott Crompton, D.D.S.'s NPI number?

Mark Elliott Crompton, D.D.S.'s National Provider Identifier (NPI) is 1093839292, issued on Mar 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mark Elliott Crompton, D.D.S. located?

The NPPES record lists a practice address at 505 Sherman Ave, Hood River, OR, 97031. Phone: (541) 386-3848. Providers update this record themselves, so call before visiting.

How can I verify Mark Elliott Crompton, D.D.S.'s license?

NPPES lists Oregon license number D6493, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Mark Elliott Crompton, D.D.S. prescribe under Medicare Part D?

In 2024, Mark Elliott Crompton, D.D.S. had 116 Medicare Part D claims for 64 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.