DR. JAY ST JOHN MD
NPI 1578820619
Family Medicine - Geriatric Medicine in New Orleans, LA
About Dr. Jay St John Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAY ST JOHN MD (NPI 1578820619) is an individual geriatric medicine provider in New Orleans, Louisiana, licensed in Texas (Q6290) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS, is affiliated with Slidell Memorial Hospital, and is a graduate of Other (2011).
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. Jay St John 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 Reassignment
Medicare enrollment records show Jay St John reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Orleans, LA 70115
- Reassigned Medicare billing, Louisiana enrollment
- 4 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 12
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Slidell Memorial Hospital
Acute Care Hospitals · Slidell, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70115 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 31
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW ORLEANS, LA 70115
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 Jay St John's NPI number?
The NPI number for Jay St John is 1578820619. It was assigned to this individual provider in the NPPES registry on April 13, 2012.
Where is Jay St John located?
Jay St John practices at 526 Valmont St, New Orleans, LA 70115. The listed phone number is (970) 376-2129.
What is Jay St John's specialty?
The primary specialty registered for this NPI is Family Medicine, specializing in Geriatric Medicine, with taxonomy code 207QG0300X.
Is Jay St John enrolled in Medicare?
Yes. Jay St John 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 Jay St John's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jay St John reassigns Medicare benefits to Coullion Care Partners PLLC (New Orleans, LA). 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 Jay St John's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jay St John accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and HMO Louisiana list Jay St John 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 Jay St John affiliated with any hospitals?
According to CMS data, Jay St John is affiliated with Slidell Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Jay St John was last updated on April 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.