MONIKA LAMMI MD
NPI 1245472794
Internal Medicine - Gastroenterology in New Orleans, LA
About Monika Lammi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MONIKA LAMMI MD (NPI 1245472794) is an individual gastroenterology provider in New Orleans, Louisiana, licensed in Louisiana (MD205638) and active in the NPI registry since March 2009. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Tulane University School Of Medicine (2006).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Monika Lammi Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Monika Lammi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bethesda, MD 20814
- Reassigned Medicare billing, Maryland enrollment
- 4,483 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 15
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Johns Hopkins Hospital, The
Acute Care Hospitals · Baltimore, MDJohns Hopkins Bayview Medical Center
Acute Care Hospitals · Baltimore, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70121 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.
NEW ORLEANS, LA 70121
NEW ORLEANS, LA 70121
NEW ORLEANS, LA 70121
NEW ORLEANS, LA 70121
NEW ORLEANS, LA 70121
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 Monika Lammi's NPI number?
The NPI number for Monika Lammi is 1245472794. It was assigned to this individual provider in the NPPES registry on March 30, 2009. The provider is also known as Monika Kowalczyk MD.
Where is Monika Lammi located?
Monika Lammi practices at 1514 Jefferson Hwy, New Orleans, LA 70121. The listed phone number is (504) 842-4015.
What is Monika Lammi's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Monika Lammi enrolled in Medicare?
Yes. Monika Lammi is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Monika Lammi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Monika Lammi reassigns Medicare benefits to Johns Hopkins University (Bethesda, MD). 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 Monika Lammi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Monika Lammi accept?
Health plans from HMO Louisiana list Monika Lammi 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 Monika Lammi affiliated with any hospitals?
According to CMS data, Monika Lammi is affiliated with Johns Hopkins Hospital, The and Johns Hopkins Bayview Medical Center.
When was this NPI record last updated?
The NPPES record for Monika Lammi was last updated on May 9, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.