KRISTEN KNIGHT DNP, FNP-C
NPI 1487389045
Nurse Practitioner - Family in Saint Louis, MO
About Kristen Knight Dnp, Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KRISTEN KNIGHT DNP, FNP-C (NPI 1487389045) is an individual family provider in Saint Louis, Missouri, licensed in Missouri (202407188) and active in the NPI registry since July 2022. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Other (2022).
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
Kristen Knight Dnp, 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 Reassignments
2Medicare enrollment records show Kristen Knight reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 744 clinicians in this Medicare group
Aurora, CO 80018
- Reassigned Medicare billing, Colorado enrollment
- 1,270 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital St Louis
Acute Care Hospitals · Saint Louis, MOMercy Hospital South
Acute Care Hospitals · Saint Louis, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63141 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT LOUIS, MO 63141
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 Kristen Knight's NPI number?
The NPI number for Kristen Knight is 1487389045. It was assigned to this individual provider in the NPPES registry on July 19, 2022.
Where is Kristen Knight located?
Kristen Knight practices at 621 S New Ballas Rd Ste 189A, Saint Louis, MO 63141. The listed phone number is (314) 251-6335.
What is Kristen Knight's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Kristen Knight enrolled in Medicare?
Yes. Kristen Knight 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 Kristen Knight's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kristen Knight reassigns Medicare benefits to 2 organizations: Mercy Clinic East Communities (Saint Louis, MO) and Intermountain Medical Group Denver, LLC (Aurora, CO). 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 Kristen Knight's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kristen Knight accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 4 other insurers list Kristen Knight 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 Kristen Knight affiliated with any hospitals?
According to CMS data, Kristen Knight is affiliated with Mercy Hospital St Louis and Mercy Hospital South.
When was this NPI record last updated?
The NPPES record for Kristen Knight was last updated on August 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Kristen Knight, DNP, FNP-C · NPI 1487389045
Family physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since July 19, 2022.
## Identity
- **NPI:** 1487389045 (Entity type: Individual)
- **Enumerated:** July 19, 2022
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 202407188 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 621 S NEW BALLAS RD STE 189A, Saint Louis, MO 63141-8255
- **Phone:** (314) 251-6335
## 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): Mercy Clinic East Communities (NPI 1043574940, Saint Louis, MO); Intermountain Medical Group Denver, LLC (NPI 1053189472, Aurora, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** August 8, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1487389045) · Data from the CMS NPPES public registry.