CATHERINE ANN WALKER MSN, RN, FNP-C
NPI 1730702499
Nurse Practitioner - Family in South Bend, IN
About Catherine Ann Walker Msn, Rn, Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CATHERINE ANN WALKER MSN, RN, FNP-C (NPI 1730702499) is an individual family provider in South Bend, Indiana, licensed in Indiana (28199043A) and active in the NPI registry since May 2020. She is enrolled in Medicare PECOS, is affiliated with Saint Joseph Regional Medical Center, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
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
Catherine Ann Walker Msn, Rn, Fnp-c 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 Catherine Walker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
South Bend, IN 46601
- Reassigned Medicare billing, Indiana enrollment
- Medicare enrollment name: Beacon Medical Group Inc
- 734 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 2
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Saint Joseph Regional Medical Center
Acute Care Hospitals · Mishawaka, INElkhart General Hospital
Acute Care Hospitals · Elkhart, INMemorial Hospital Of South Bend
Acute Care Hospitals · South Bend, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46601 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 9
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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SOUTH BEND, IN 46601
SOUTH BEND, IN 46601
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 Catherine Walker's NPI number?
The NPI number for Catherine Walker is 1730702499. It was assigned to this individual provider in the NPPES registry on May 28, 2020.
Where is Catherine Walker located?
Catherine Walker practices at 621 Memorial Dr Ste 512, South Bend, IN 46601. The listed phone number is (574) 246-9350.
What is Catherine Walker's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Catherine Walker enrolled in Medicare?
Yes. Catherine Walker 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 Catherine Walker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Walker reassigns Medicare benefits to Memorial Health System, Inc. (South Bend, IN). 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 Catherine Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Catherine Walker accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource list Catherine Walker 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 Catherine Walker affiliated with any hospitals?
According to CMS data, Catherine Walker is affiliated with Saint Joseph Regional Medical Center, Elkhart General Hospital and Memorial Hospital Of South Bend.
When was this NPI record last updated?
The NPPES record for Catherine Walker was last updated on May 28, 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.
# Catherine Ann Walker, MSN, RN, FNP-C · NPI 1730702499
Family physician in South Bend, Indiana. Individual provider, active in the CMS NPPES registry since May 28, 2020.
## Identity
- **NPI:** 1730702499 (Entity type: Individual)
- **Enumerated:** May 28, 2020
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 28199043A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 621 MEMORIAL DR STE 512, South Bend, IN 46601-1075
- **Phone:** (574) 246-9350
## 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:** Memorial Health System, Inc. (NPI 1073554994, South Bend, IN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** May 28, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1730702499) · Data from the CMS NPPES public registry.