MS. ANN KOIS PT
NPI 1336367069
Specialist in Lewes, DE
About Ms. Ann Kois Pt NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. ANN KOIS PT (NPI 1336367069) is an individual specialist in Lewes, Delaware, licensed in Virginia (2305002318) and active in the NPI registry since April 2007.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Ann Kois Pt is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ann Kois reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
King George, VA 22485
- Reassigned Medicare billing, Virginia enrollment
- 3 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.
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 Kois's NPI number?
The NPI number for Ann Kois is 1336367069. It was assigned to this individual provider in the NPPES registry on April 20, 2007.
Where is Ann Kois located?
Ann Kois practices at 32828 Ocean Ranch Drive, Lewes, DE 19958. The listed phone number is (302) 444-8318.
What is Ann Kois's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Ann Kois enrolled in Medicare?
Yes. Ann Kois is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ann Kois's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ann Kois reassigns Medicare benefits to Potomac Physical Therapy (King George, VA). 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 Kois's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ann Kois was last updated on July 31, 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.
# Ms. Ann Kois, PT · NPI 1336367069
Specialist provider in Lewes, Delaware. Individual provider, active in the CMS NPPES registry since April 20, 2007.
## Identity
- **NPI:** 1336367069 (Entity type: Individual)
- **Enumerated:** April 20, 2007
- **Primary specialty:** Specialist · taxonomy 174400000X
- **State license:** 2305002318 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 32828 OCEAN RANCH DRIVE, Lewes, DE 19958
- **Phone:** (302) 444-8318
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Potomac Physical Therapy (NPI 1437697810, King George, VA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 31, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1336367069) · Data from the CMS NPPES public registry.