LOIS HERD GESN MD
NPI 1164454955
Pediatrics in Baton Rouge, LA
About Lois Herd Gesn Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LOIS HERD GESN MD (NPI 1164454955) is an individual pediatrics provider in Baton Rouge, Louisiana, licensed in Louisiana (L017678) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Lois Herd Gesn Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Lois Gesn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baton Rouge, LA 70816
- Reassigned Medicare billing, Louisiana enrollment
- 4,559 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70816 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.
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 Lois Gesn's NPI number?
The NPI number for Lois Gesn is 1164454955. It was assigned to this individual provider in the NPPES registry on July 6, 2006.
Where is Lois Gesn located?
Lois Gesn practices at 2345 Oneal Ln, Baton Rouge, LA 70816. The listed phone number is (225) 754-3278.
What is Lois Gesn's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Lois Gesn enrolled in Medicare?
Yes. Lois Gesn is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Lois Gesn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lois Gesn reassigns Medicare benefits to Ochsner Clinic LLC (Baton Rouge, 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 Lois Gesn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Lois Gesn was last updated on January 13, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Lois Herd Gesn, MD · NPI 1164454955
Pediatrics physician in Baton Rouge, Louisiana. Individual provider, active in the CMS NPPES registry since July 6, 2006.
## Identity
- **NPI:** 1164454955 (Entity type: Individual)
- **Enumerated:** July 6, 2006
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** L017678 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 2345 ONEAL LN, Baton Rouge, LA 70816-3317
- **Phone:** (225) 754-3278 · **Fax:** (225) 754-3255
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Ochsner Clinic LLC (NPI 1952240210, Baton Rouge, LA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 13, 2015
- **Other identifiers:** Medicaid 1345083 (LA); Medicare UPIN B64541; Medicare PIN 53335 (LA)
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Source: [NPI Profile](https://npiprofile.com/npi/1164454955) · Data from the CMS NPPES public registry.