KATIE M BUCK DNP
NPI 1053801779
Nurse Practitioner - Acute Care in Louisville, KY
About Katie M Buck Dnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATIE M BUCK DNP (NPI 1053801779) is an individual acute care provider in Louisville, Kentucky, licensed in Kentucky (3012265) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with Norton Hospitals, Inc, and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses
Other Names 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
Katie M Buck Dnp 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 Reassignments
2Medicare enrollment records show Katie Buck reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Louisville, KY 40202
- Reassigned Medicare billing, Kentucky enrollment
- Medicare enrollment name: Norton Hospitals, Inc
- 187 clinicians in this Medicare group
Louisville, KY 40208
- Reassigned Medicare billing, Kentucky enrollment
- 1,896 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 3
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Norton Hospitals, Inc
Acute Care Hospitals · Louisville, KYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 40202 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.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
LOUISVILLE, KY 40202
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 Katie Buck's NPI number?
The NPI number for Katie Buck is 1053801779. It was assigned to this individual provider in the NPPES registry on May 17, 2018. The provider is also known as Mary Kathleen Roach.
Where is Katie Buck located?
Katie Buck practices at 200 E Chestnut St, Louisville, KY 40202. The listed phone number is (502) 629-8000.
What is Katie Buck's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Katie Buck enrolled in Medicare?
Yes. Katie Buck 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 organizations bill Medicare for Katie Buck's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katie Buck reassigns Medicare benefits to 2 organizations: Norton Hospital Inc (Louisville, KY) and Community Medical Associates, Inc. (Louisville, KY). Each 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 Katie Buck's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katie Buck accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and CareSource list Katie Buck 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 Katie Buck affiliated with any hospitals?
According to CMS data, Katie Buck is affiliated with Norton Hospitals, Inc.
When was this NPI record last updated?
The NPPES record for Katie Buck was last updated on April 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Katie M Buck, DNP · NPI 1053801779
Acute Care physician in Louisville, Kentucky. Individual provider, active in the CMS NPPES registry since May 17, 2018.
## Identity
- **NPI:** 1053801779 (Entity type: Individual)
- **Enumerated:** May 17, 2018
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 3012265 (Kentucky)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 E CHESTNUT ST, Louisville, KY 40202-1831
- **Phone:** (502) 629-8000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Norton Hospital Inc (NPI 1437119500, Louisville, KY); Community Medical Associates, Inc. (NPI 1245312503, Louisville, KY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** April 15, 2024
---
Source: [NPI Profile](https://npiprofile.com/npi/1053801779) · Data from the CMS NPPES public registry.