ANN E WARNER M.D.
NPI 1750343455
Internal Medicine - Rheumatology in Kansas City, MO
About Ann E Warner M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANN E WARNER M.D. (NPI 1750343455) is an individual rheumatology provider in Kansas City, Missouri, licensed in Missouri (R3J74) and active in the NPI registry since April 2006. She is enrolled in Medicare PECOS, is affiliated with Saint Luke's South Hospital, and maintains a secondary practice location in Kansas City.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 4
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
Ann E Warner M.d. 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 Ann Warner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Kansas City, MO 64111
- Reassigned Medicare billing, Missouri and Kansas enrollments
- Also billed through NPI 1497182539 (Kansas)
- 14 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 52
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Saint Luke's South Hospital
Acute Care Hospitals · Overland Park, KSSaint Lukes North Hospital
Acute Care Hospitals · Kansas City, MOSt Lukes Hospital Of Kansas City
Acute Care Hospitals · Kansas City, MONew Liberty Hospital District
Acute Care Hospitals · Liberty, MOSaint Luke's East Hospital
Acute Care Hospitals · Lees Summit, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 64111 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KANSAS CITY, MO 64111
KANSAS CITY, MO 64111
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 Ann Warner's NPI number?
The NPI number for Ann Warner is 1750343455. It was assigned to this individual provider in the NPPES registry on April 6, 2006.
Where is Ann Warner located?
Ann Warner practices at 4440 Broadway Blvd, Kansas City, MO 64111. The listed phone number is (816) 531-0930.
What is Ann Warner's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Ann Warner enrolled in Medicare?
Yes. Ann Warner 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 Ann Warner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ann Warner reassigns Medicare benefits to Kansas City Physician Partners Inc (Kansas City, 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 Ann Warner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ann Warner accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Kansas City and UnitedHealthcare list Ann Warner 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 Ann Warner affiliated with any hospitals?
According to CMS data, Ann Warner is affiliated with Saint Luke's South Hospital, Saint Lukes North Hospital, St Lukes Hospital Of Kansas City, New Liberty Hospital District and Saint Luke's East Hospital.
When was this NPI record last updated?
The NPPES record for Ann Warner was last updated on March 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.