CHRISTINA W SIEWE FNP-BC
NPI 1952906430
Nurse Practitioner - Family in Cumming, GA
About Christina W Siewe Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTINA W SIEWE FNP-BC (NPI 1952906430) is an individual family provider in Cumming, Georgia, licensed in Georgia (NC0-000003) and active in the NPI registry since December 2020. She is enrolled in Medicare PECOS and maintains a secondary practice location in Suwanee.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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 (PECOS)
Christina W Siewe Fnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Christina Siewe reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Decatur, GA 30035
- Reassigned Medicare billing, Georgia enrollment
- 5 clinicians in this Medicare group
Warner Robins, GA 31093
- Reassigned Medicare billing, Georgia enrollment
- 150 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
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 30040 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.
CUMMING, GA 30040
CUMMING, GA 30040
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 Christina Siewe's NPI number?
The NPI number for Christina Siewe is 1952906430. It was assigned to this individual provider in the NPPES registry on December 2, 2020.
Where is Christina Siewe located?
Christina Siewe practices at 260 Elm St, Cumming, GA 30040. The listed phone number is (770) 887-1668.
What is Christina Siewe's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Christina Siewe enrolled in Medicare?
Yes. Christina Siewe is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Christina Siewe's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christina Siewe reassigns Medicare benefits to 2 organizations: Rst Medical Group (Decatur, GA) and Houston Hospitalist Group LLC (Warner Robins, GA). 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 Christina Siewe's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christina Siewe accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 1 other insurer list Christina Siewe 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 Christina Siewe was last updated on July 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Christina W Siewe, FNP-BC · NPI 1952906430
Family physician in Cumming, Georgia. Individual provider, active in the CMS NPPES registry since December 2, 2020.
## Identity
- **NPI:** 1952906430 (Entity type: Individual)
- **Enumerated:** December 2, 2020
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** NC0-000003 (Georgia)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 260 ELM ST, Cumming, GA 30040-2467
- **Phone:** (770) 887-1668
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Rst Medical Group (NPI 1619242039, Decatur, GA); Houston Hospitalist Group LLC (NPI 1962040147, Warner Robins, GA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1952906430) · Data from the CMS NPPES public registry.