KATIE WALSH MSN, ACNPC-AG
NPI 1851925085
Nurse Practitioner - Gerontology in Saint Louis, MO
About Katie Walsh Msn, Acnpc-ag NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATIE WALSH MSN, ACNPC-AG (NPI 1851925085) is an individual gerontology provider in Saint Louis, Missouri, licensed in Missouri (2012024277) and active in the NPI registry since February 2020. She is enrolled in Medicare PECOS, is affiliated with Anderson Hospital, and is a graduate of Saint Louis University School Of Medicine (2019).
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 Walsh Msn, Acnpc-ag 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 Walsh reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Maryville, IL 62062
- Reassigned Medicare billing, Illinois enrollment
- 124 clinicians in this Medicare group
Washington, MO 63090
- Reassigned Medicare billing, Missouri enrollment
- 168 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 4
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.
Anderson Hospital
Acute Care Hospitals · Maryville, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63128 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
SAINT LOUIS, MO 63128
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 Walsh's NPI number?
The NPI number for Katie Walsh is 1851925085. It was assigned to this individual provider in the NPPES registry on February 26, 2020. The provider is also known as Katie Canterberry.
Where is Katie Walsh located?
Katie Walsh practices at 10010 Kennerly Rd, Saint Louis, MO 63128. The listed phone number is (314) 364-3808.
What is Katie Walsh's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.
Is Katie Walsh enrolled in Medicare?
Yes. Katie Walsh 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 Walsh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katie Walsh reassigns Medicare benefits to 2 organizations: Midwest Inpatient Anderson Health, Inc (Maryville, IL) and Mercy Clinic Surgical Specialists, LLC (Washington, MO). 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 Walsh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katie Walsh accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter of Oklahoma and Ambetter of Tennessee and 2 other insurers list Katie Walsh 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 Walsh affiliated with any hospitals?
According to CMS data, Katie Walsh is affiliated with Anderson Hospital.
When was this NPI record last updated?
The NPPES record for Katie Walsh was last updated on May 19, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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 Walsh, MSN, ACNPC-AG · NPI 1851925085
Gerontology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since February 26, 2020.
## Identity
- **NPI:** 1851925085 (Entity type: Individual)
- **Enumerated:** February 26, 2020
- **Primary specialty:** Nurse Practitioner - Gerontology · taxonomy 363LG0600X
- **State license:** 2012024277 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 10010 KENNERLY RD, Saint Louis, MO 63128-2106
- **Phone:** (314) 364-3808
## 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): Midwest Inpatient Anderson Health, Inc (NPI 1821758608, Maryville, IL); Mercy Clinic Surgical Specialists, LLC (NPI 1043530538, Washington, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Saint Louis University School Of Medicine, class of 2019
## Record status
- **NPPES last updated:** May 19, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1851925085) · Data from the CMS NPPES public registry.