CONOR GRANT
NPI 1750265039
Internal Medicine - Infectious Disease in Saint Louis, MO
About Conor Grant NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CONOR GRANT (NPI 1750265039) is an individual infectious disease provider in Saint Louis, Missouri, licensed in Missouri (2025029612) and active in the NPI registry since August 2025. He is enrolled in Medicare PECOS, is affiliated with Barnes Jewish Hospital, and is a graduate of Other (2013).
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 and accepts Medicare assignment
Conor Grant 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 Reassignment
Medicare enrollment records show Conor Grant reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 1,133 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Barnes Jewish Hospital
Acute Care Hospitals · Saint Louis, MOParkland Health Center
Acute Care Hospitals · Farmington, 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.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Conor Grant's NPI number?
The NPI number for Conor Grant is 1750265039. It was assigned to this individual provider in the NPPES registry on August 1, 2025.
Where is Conor Grant located?
Conor Grant practices at 4523 Clayton Ave, Saint Louis, MO 63110. The listed phone number is (314) 454-8293.
What is Conor Grant's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Conor Grant enrolled in Medicare?
Yes. Conor 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 organization bills Medicare for Conor Grant's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Conor Grant reassigns Medicare benefits to Washington University (Saint Louis, MO). 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 Conor Grant's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Conor Grant affiliated with any hospitals?
According to CMS data, Conor Grant is affiliated with Barnes Jewish Hospital and Parkland Health Center.
When was this NPI record last updated?
The NPPES record for Conor Grant was last updated on August 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Conor Grant · NPI 1750265039
Infectious Disease physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since August 1, 2025.
## Identity
- **NPI:** 1750265039 (Entity type: Individual)
- **Enumerated:** August 1, 2025
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 2025029612 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 4523 CLAYTON AVE, Saint Louis, MO 63110-1501
- **Phone:** (314) 454-8293
## 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:** Washington University (NPI 1992746903, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** August 1, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1750265039) · Data from the CMS NPPES public registry.