MARY KATHRYN SIMMONS COOK
NPI 1316877574
Occupational Therapist in Ridgeland, MS
About Mary Kathryn Simmons Cook NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY KATHRYN SIMMONS COOK (NPI 1316877574) is an individual occupational therapist in Ridgeland, Mississippi, licensed in Mississippi (4317) and active in the NPI registry since May 2026. She is a graduate of University Of Alabama School Of Medicine (2025).
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 (PECOS)
Mary Kathryn Simmons Cook is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Mary Kathryn Cook reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Louisville, MS 39339
- Reassigned Medicare billing, Mississippi enrollment
- 324 clinicians in this Medicare group
Saltillo, MS 38866
- Reassigned Medicare billing, Mississippi enrollment
- 230 clinicians in this Medicare group
Ocean Springs, MS 39564
- Reassigned Medicare billing, Mississippi enrollment
- 127 clinicians in this Medicare group
Hixson, TN 37343
- Reassigned Medicare billing, Mississippi enrollment
- 132 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.
Other Providers at the Same Location NPPES 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Mary Kathryn Cook's NPI number?
The NPI number for Mary Kathryn Cook is 1316877574. It was assigned to this individual provider in the NPPES registry on May 20, 2026.
Where is Mary Kathryn Cook located?
Mary Kathryn Cook practices at 115 W Jackson St Ste 1D, Ridgeland, MS 39157. The listed phone number is (601) 853-9747.
What is Mary Kathryn Cook's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Mary Kathryn Cook enrolled in Medicare?
Yes. Mary Kathryn Cook is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mary Kathryn Cook's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Kathryn Cook reassigns Medicare benefits to 4 organizations: Drayer Physical Therapy Mississippi LLC (Louisville, MS), Dpti Elite Physical Therapy LLC (Saltillo, MS), Benchmark Physical Therapy Of Mississippi LLC (Ocean Springs, MS) and Agilitas Usa Inc (Hixson, TN). 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 Mary Kathryn Cook's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Kathryn Cook accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee list Mary Kathryn Cook 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.
When was this NPI record last updated?
The NPPES record for Mary Kathryn Cook was last updated on May 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.