NPPES file of Aug 9, 2026

Dwayne Lee Janzen, D. O.

Family Medicine Physician · Enid, OK

Dwayne Lee Janzen, D. O. is a family medicine physician with a practice address in Enid, Oklahoma, and NPI 1659394765, issued on Jul 26, 2006. Check the license (Oklahoma 1639, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1659394765
Name
Dwayne Lee Janzen
Credential
D. O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
1639 OK
34426 MO
Self-reported in NPPES; status is on the state search
Practice location
915 E Garriott RD Ste A, Enid, OK 73701
Phone
(580) 977-1910
Enumerated
Jul 26, 2006
Record last updated
Feb 12, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(580) 237-1925
Medicaid ID
100252020C OK
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.
Download card Updates feed

Also registered at 915 E Garriott RD Ste A

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

  1. Tiffanie Anderson, APRN, WHNP-BCWomen's Health Nurse Practitioner1396302782

Verify Dwayne Lee Janzen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
    Search for license 1639
    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
Open the Oklahoma license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Dwayne Lee Janzen among 2,303 family medicine physician records in Oklahoma

Dwayne Lee Janzen, D. O. is one of 2,303 family medicine physician records with a practice address in Oklahoma. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 53% newer
  • In a Medicare fileNo · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 61% of these records are
  • Record last updated2018 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

48 family medicine physician records list a practice address in Enid

They are 48 of the 1,110 NPPES records with a practice address in Enid, and 2,303 family medicine physician records in Oklahoma. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 family medicine physician records with the nearest ZIP codes

  1. Dustin Baylor, M.D.Enid, OK 737011376746925
  2. Jami Benton, M.D.Enid, OK 737011639224264
  3. John Hensley, M.D.Enid, OK 737011841252483
  4. Jeffrey Hoffsommer, MDEnid, OK 737011598765026
  5. Michael Landes, MDEnid, OK 737011174516967
  6. Michael Lawrence, D.O.Enid, OK 737011447240031
  7. David Matousek, MDEnid, OK 737011013006394
  8. Samantha Moery, D.O.Enid, OK 737011578611935

Common questions

What is Dwayne Lee Janzen, D. O.'s NPI number?

Dwayne Lee Janzen, D. O.'s National Provider Identifier (NPI) is 1659394765, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dwayne Lee Janzen, D. O. located?

The NPPES record lists a practice address at 915 E Garriott RD Ste A, Enid, OK, 73701. Phone: (580) 977-1910. Providers update this record themselves, so call before visiting.

How can I verify Dwayne Lee Janzen, D. O.'s license?

NPPES lists Oklahoma license number 1639, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.