DR. PEGGY WANNER-BARJENBRUCH MD
NPI 1326023185
Internal Medicine in Mexico, MO
About Dr. Peggy Wanner-barjenbruch Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PEGGY WANNER-BARJENBRUCH MD (NPI 1326023185) is an individual internal medicine provider in Mexico, Missouri, licensed in Missouri (R2F18) and active in the NPI registry since December 2005. She is enrolled in Medicare PECOS, is affiliated with Boone Hospital Center, and is a graduate of University Of Kansas School Of Med (kc/wich/sal) (1982).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Peggy Wanner-barjenbruch Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Peggy Wanner-barjenbruch reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Columbia, MO 65201
- Reassigned Medicare billing, Missouri enrollment
- 302 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 18
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Boone Hospital Center
Acute Care Hospitals · Columbia, MOUniversity Of Missouri Health Care
Acute Care Hospitals · Columbia, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 65265 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 26
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MEXICO, MO 65265
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 Peggy Wanner-barjenbruch's NPI number?
The NPI number for Peggy Wanner-barjenbruch is 1326023185. It was assigned to this individual provider in the NPPES registry on December 14, 2005.
Where is Peggy Wanner-barjenbruch located?
Peggy Wanner-barjenbruch practices at 600 Medical Park Dr, Mexico, MO 65265. The listed phone number is (573) 581-8500.
What is Peggy Wanner-barjenbruch's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Peggy Wanner-barjenbruch enrolled in Medicare?
Yes. Peggy Wanner-barjenbruch is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Peggy Wanner-barjenbruch's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Peggy Wanner-barjenbruch reassigns Medicare benefits to Boone Physician Services, LLC (Columbia, MO). 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 Peggy Wanner-barjenbruch's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Peggy Wanner-barjenbruch accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 2 other insurers list Peggy Wanner-barjenbruch as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Peggy Wanner-barjenbruch affiliated with any hospitals?
According to CMS data, Peggy Wanner-barjenbruch is affiliated with Boone Hospital Center and University Of Missouri Health Care.
When was this NPI record last updated?
The NPPES record for Peggy Wanner-barjenbruch was last updated on October 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.