JOHN CHRISTIAN JOHNSON MD
NPI 1902556210
Internal Medicine in Baton Rouge, LA
About John Christian Johnson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN CHRISTIAN JOHNSON MD (NPI 1902556210) is an individual internal medicine provider in Baton Rouge, Louisiana, licensed in Louisiana (346086) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS, is affiliated with Our Lady Of The Lake Regional Medical Center, and maintains a secondary practice location in Baton Rouge.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
John Christian Johnson 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 John Johnson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baton Rouge, LA 70808
- Reassigned Medicare billing, Louisiana enrollment
- 548 clinicians in this Medicare group
Baton Rouge, LA 70808
- Reassigned Medicare billing, Louisiana enrollment
- 873 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.
Our Lady Of The Lake Regional Medical Center
Acute Care Hospitals · Baton Rouge, LAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70808 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
BATON ROUGE, LA 70808
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 John Johnson's NPI number?
The NPI number for John Johnson is 1902556210. It was assigned to this individual provider in the NPPES registry on March 28, 2022.
Where is John Johnson located?
John Johnson practices at 5246 Brittany Dr, Baton Rouge, LA 70808. The listed phone number is (225) 757-4142.
What is John Johnson's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is John Johnson enrolled in Medicare?
Yes. John Johnson 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 John Johnson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Johnson reassigns Medicare benefits to 2 organizations: Lsuhn Billing LLC (Baton Rouge, LA) and Our Lady Of The Lake Physician Group LLC (Baton Rouge, LA). 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 John Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Johnson accept?
Health plans from HMO Louisiana list John Johnson 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 John Johnson affiliated with any hospitals?
According to CMS data, John Johnson is affiliated with Our Lady Of The Lake Regional Medical Center.
When was this NPI record last updated?
The NPPES record for John Johnson was last updated on September 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# John Christian Johnson, MD · NPI 1902556210
Internal Medicine physician in Baton Rouge, Louisiana. Individual provider, active in the CMS NPPES registry since March 28, 2022.
## Identity
- **NPI:** 1902556210 (Entity type: Individual)
- **Enumerated:** March 28, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 346086 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 5246 BRITTANY DR, Baton Rouge, LA 70808-9136
- **Phone:** (225) 757-4142
## 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): Lsuhn Billing LLC (NPI 1306247556, Baton Rouge, LA); Our Lady Of The Lake Physician Group LLC (NPI 1033494943, Baton Rouge, LA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Louisiana State University School Of Medicine In New Orleans, class of 2022
## Record status
- **NPPES last updated:** September 17, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1902556210) · Data from the CMS NPPES public registry.