DR. LAURA MARCHI DNP, FNP-C
NPI 1366850554
Nurse Practitioner - Family in Saint Louis, MO
About Dr. Laura Marchi Dnp, Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LAURA MARCHI DNP, FNP-C (NPI 1366850554) is an individual family provider in Saint Louis, Missouri, licensed in Missouri (2014026602) and active in the NPI registry since July 2014. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Other (2014).
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
Dr. Laura Marchi 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
8Medicare enrollment records show Laura Marchi reassigns Medicare billing to 8 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
Chesterfield, MO 63017
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: Emergency Physicians Of St Lukes LLC
- 124 clinicians in this Medicare group
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 326 clinicians in this Medicare group
Creve Coeur, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: St. Luke's Immediate Care, LLC
- 48 clinicians in this Medicare group
Chesterfield, MO 63017
- Reassigned Medicare billing, Missouri enrollment
- 169 clinicians in this Medicare group
Chesterfield, MO 63017
- Reassigned Medicare billing, Missouri enrollment
- 263 clinicians in this Medicare group
Saint Louis, MO 63128
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: St Anthonys Physician Organization Hospitalist Services Lc
- 340 clinicians in this Medicare group
Imperial, MO 63052
- Reassigned Medicare billing, Missouri enrollment
- 26 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.
Hospital Affiliations CMS Care Compare 3
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, MOSt Lukes Hospital
Acute Care Hospitals · Chesterfield, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63131 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT LOUIS, MO 63131
SAINT LOUIS, MO 63131
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 Laura Marchi's NPI number?
The NPI number for Laura Marchi is 1366850554. It was assigned to this individual provider in the NPPES registry on July 31, 2014.
Where is Laura Marchi located?
Laura Marchi practices at 1000 Des Peres Rd Ste 310, Saint Louis, MO 63131. The listed phone number is (314) 821-1313.
What is Laura Marchi's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Laura Marchi enrolled in Medicare?
Yes. Laura Marchi 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 Laura Marchi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Laura Marchi reassigns Medicare benefits to 8 organizations: Mercy Clinic East Communities (Saint Louis, MO), Emergency Physicians Of St. Luke's, LLC (Chesterfield, MO), Mercy Clinic Adult Hospitalists - St. Louis, LLC (Saint Louis, MO), St Lukes Immediate Care LLC (Creve Coeur, MO), Mercy East Ambulatory Services LLC (Chesterfield, MO) and 3 more organizations, listed in the Medicare section above. 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 Laura Marchi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Laura Marchi 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 5 other insurers list Laura Marchi 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 Laura Marchi affiliated with any hospitals?
According to CMS data, Laura Marchi is affiliated with Mercy Hospital St Louis, Mercy Hospital South and St Lukes Hospital.
When was this NPI record last updated?
The NPPES record for Laura Marchi was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Dr. Laura Marchi, DNP, FNP-C · NPI 1366850554
Family physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since July 31, 2014.
## Identity
- **NPI:** 1366850554 (Entity type: Individual)
- **Enumerated:** July 31, 2014
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 2014026602 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1000 DES PERES RD STE 310, Saint Louis, MO 63131-2039
- **Phone:** (314) 821-1313
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Mercy Clinic East Communities (NPI 1851335228, Saint Louis, MO); Emergency Physicians Of St. Luke's, LLC (NPI 1215359815, Chesterfield, MO); Mercy Clinic Adult Hospitalists - St. Louis, LLC (NPI 1841235108, Saint Louis, MO); St Lukes Immediate Care LLC (NPI 1679426514, Creve Coeur, MO); Mercy East Ambulatory Services LLC (NPI 1134673148, Chesterfield, MO); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** June 23, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1366850554) · Data from the CMS NPPES public registry.