DR. CORI L GRANT MD
NPI 1255712816
Hospitalist in Saint Louis, MO
About Dr. Cori L Grant Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CORI L GRANT MD (NPI 1255712816) is an individual hospitalist provider in Saint Louis, Missouri, licensed in Missouri (2018013114) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, is affiliated with St Louis Childrens Hospital, and is a graduate of Washington University School Of Medicine (2015).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 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 and accepts Medicare assignment
Dr. Cori L Grant Md 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 Cori Grant 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 63110
- Reassigned Medicare billing, Missouri enrollment
- 628 clinicians in this Medicare group
Saint Louis, MO 63108
- Reassigned Medicare billing, Illinois enrollment
- 530 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Louis Childrens Hospital
Childrens · Saint Louis, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
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 Cori Grant's NPI number?
The NPI number for Cori Grant is 1255712816. It was assigned to this individual provider in the NPPES registry on June 9, 2015.
Where is Cori Grant located?
Cori Grant practices at 1 Childrens Pl Div Ped Hospitalist Med, Saint Louis, MO 63110. The listed phone number is (314) 454-2076.
What is Cori Grant's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Cori Grant enrolled in Medicare?
Yes. Cori Grant 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 Cori Grant's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cori Grant reassigns Medicare benefits to 2 organizations: Washington University (Saint Louis, MO) and Washington University Physicians In Illinois, Inc (Saint Louis, MO). 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 Cori Grant's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Cori Grant accept?
Health plans from Cox HealthPlans list Cori Grant 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 Cori Grant affiliated with any hospitals?
According to CMS data, Cori Grant is affiliated with St Louis Childrens Hospital.
When was this NPI record last updated?
The NPPES record for Cori Grant was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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. Cori L Grant, MD · NPI 1255712816
Hospitalist physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since June 9, 2015.
## Identity
- **NPI:** 1255712816 (Entity type: Individual)
- **Enumerated:** June 9, 2015
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 2018013114 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 CHILDRENS PL, DIV PED HOSPITALIST MED, Saint Louis, MO 63110-1002
- **Phone:** (314) 454-2076 · **Fax:** (314) 747-8953
## 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): Washington University (NPI 1194765685, Saint Louis, MO); Washington University Physicians In Illinois, Inc (NPI 1457203135, Saint Louis, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Washington University School Of Medicine, class of 2015
## Record status
- **NPPES last updated:** April 17, 2025
- **Other identifiers:** Medicaid 200054502 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1255712816) · Data from the CMS NPPES public registry.