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DR. DWAYNE LEE JANZEN D. O.
NPI 1659394765
Family Medicine in Enid, OK

Active since July 26, 2006PECOS Enrolled
915 E GARRIOTT RD STE A, ENID, OK 73701(580) 977-1910 Get Directions Write a Review

NPPES record last updated: February 12, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 12, 2018, Aug 9, 2017, Jan 22, 2016 (3 updates tracked since 2016).

About Dr. Dwayne Lee Janzen D. O. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DWAYNE LEE JANZEN D. O. (NPI 1659394765) is an individual family medicine provider in Enid, Oklahoma, licensed in Oklahoma (1639) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Enid.

NPPES Registry Identity

NPI1659394765
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. DWAYNE LEE JANZENCredential: D. O.
Location Address915 E GARRIOTT RD STE AEnid, OK 73701-6153
Mailing Address5300 N Independence Ave, 280Oklahoma City, OK 73112-5556 · (580) 977-1910 · Fax (580) 237-1925
Phone(580) 977-1910
Sole ProprietorNo
Enumeration DateJuly 26, 2006
Last NPPES UpdateFebruary 12, 20183 updates tracked since enumeration
✔ NPI 1659394765 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in OK · 1639✔ Licensed in MO · 34426
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
915 E GARRIOTT RD STE A, Enid, OK 73701
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Secondary Practice Location 1

Location 1915 E Garriott Rd Ste AEnid, OK 73701-6153 · Phone (580) 977-1910

Other Identifiers 1

Medicaid100252020COK

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Dwayne Lee Janzen D. O. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Dwayne Janzen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Integris Ambulatory Care Corporation
56 mi
Family Medicine
3001 QUAIL SPRINGS PKWY
Oklahoma City, OK 73134
  • Reassigned Medicare billing, Oklahoma enrollment
  • 1,058 clinicians in this Medicare group
NPI 1750333936 (405) 951-2298

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.46 typical visit price
range $53.00 – $162.61
Typical copayment $20.61 (range $13.25 – $40.65)
Most-billed visit code 99203
Established Patient
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. TIFFANIE MICHELLE ANDERSON APRN, WHNP-BC
Nurse Practitioner (Women's Health)
915 E GARRIOTT RD STE A
ENID, OK 73701
Garfield County (580) 977-1910

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dwayne Janzen's NPI number?

The NPI number for Dwayne Janzen is 1659394765. It was assigned to this individual provider in the NPPES registry on July 26, 2006.

Where is Dwayne Janzen located?

Dwayne Janzen practices at 915 E Garriott Rd Ste A, Enid, OK 73701. The listed phone number is (580) 977-1910.

What is Dwayne Janzen's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Dwayne Janzen enrolled in Medicare?

Yes. Dwayne Janzen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Dwayne Janzen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dwayne Janzen reassigns Medicare benefits to Integris Ambulatory Care Corporation (Oklahoma City, OK). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Dwayne Janzen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Dwayne Janzen was last updated on February 12, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.