NPPES file of Aug 9, 2026

Dennis Douglas Johnson, D.M.D.

Oral and Maxillofacial Surgery (Dentist) · Salem, OR

Dennis Douglas Johnson, D.M.D. is an oral and maxillofacial surgery (dentist) with a practice address in Salem, Oregon, and NPI 1124242813, issued on Apr 12, 2007. Check the license (Oregon D4839, 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
1124242813
Name
Dennis Douglas Johnson
Credential
D.M.D.
Primary taxonomy
Oral and Maxillofacial Surgery (Dentist) 1223S0112X
License number
D4839 OR
Self-reported in NPPES; status is on the state search
Practice location
410 Lancaster Dr NE, Salem, OR 97301
Phone
(503) 581-9419
Enumerated
Apr 12, 2007
Record last updated
Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(503) 581-0438
Medicaid ID
14097-0 OR
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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Verify Dennis Douglas Johnson 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 D4839
    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
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72% fewer Medicare Part D claims than the average oral and maxillofacial surgery (dentist) in 2024

115 Medicare Part D claims for 65 beneficiaries, against an average of 406 among the 5,870 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 80 claims were for opioids.

  1. Dennis Johnson115
  2. Specialty average406

Most prescribed

  1. Hydrocodone-Acetaminophen66 claims
  2. Amoxicillin11 claims
  3. Promethazine Hcl11 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.

Dennis Douglas Johnson among 97 oral and maxillofacial surgery (dentist) records in Oregon

Dennis Douglas Johnson, D.M.D. is one of 97 oral and maxillofacial surgery (dentist) records with a practice address in Oregon. 76% 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 44% of them.

  • NPI issued2007 · 44% of these records are older, 37% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 5% of these records are
  • Record last updated2007 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223S0112X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Oral and Maxillofacial Surgery (Dentist) providers in Oregon

There are 97 oral and maxillofacial surgery (dentist) records in Oregon.

The 8 oral and maxillofacial surgery (dentist) records with the nearest ZIP codes

  1. James Eyre, M.D., D.M.D.Salem, OR 973011609878172
  2. Jin ParkSalem, OR 973011801246715
  3. Jev ClarkSalem, OR 973021558622936
  4. David Howerton, DMDSalem, OR 973021588665723
  5. Demetri Howerton, DMD, MDSalem, OR 973021851831747
  6. Martin Mehr, D.D.S.Salem, OR 973021174520548
  7. Gary Pederson, D.D.S.Salem, OR 973021447258223
  8. Erda Pradel, D.M.D.Salem, OR 973051386041358

Common questions

What is Dennis Douglas Johnson, D.M.D.'s NPI number?

Dennis Douglas Johnson, D.M.D.'s National Provider Identifier (NPI) is 1124242813, issued on Apr 12, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Dennis Douglas Johnson, D.M.D. located?

The NPPES record lists a practice address at 410 Lancaster Dr NE, Salem, OR, 97301. Phone: (503) 581-9419. Providers update this record themselves, so call before visiting.

How can I verify Dennis Douglas Johnson, D.M.D.'s license?

NPPES lists Oregon license number D4839, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Dennis Douglas Johnson, D.M.D. prescribe under Medicare Part D?

In 2024, Dennis Douglas Johnson, D.M.D. had 115 Medicare Part D claims for 65 beneficiaries; the average among oral and maxillofacial surgery (dentist) prescribers was 406. 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.