MARK BAMMAN M.D.
NPI 1093120115
Emergency Medicine in Oak Lawn, IL
About Mark Bamman M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK BAMMAN M.D. (NPI 1093120115) is an individual emergency medicine provider in Oak Lawn, Illinois, licensed in Illinois (036142864) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS, is affiliated with Silver Cross Hospital And Medical Centers, and is a graduate of Other (2014).
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
Mark Bamman M.d. 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 Mark Bamman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oak Lawn, IL 60453
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Advocate Health And Hospitals Corporation
- 4,870 clinicians in this Medicare group
New Lenox, IL 60451
- Reassigned Medicare billing, Illinois enrollment
- 66 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 5
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.
Silver Cross Hospital And Medical Centers
Acute Care Hospitals · New Lenox, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60453 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.
OAK LAWN, IL 60453
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 Mark Bamman's NPI number?
The NPI number for Mark Bamman is 1093120115. It was assigned to this individual provider in the NPPES registry on June 26, 2014.
Where is Mark Bamman located?
Mark Bamman practices at 4440 W 95th St, Oak Lawn, IL 60453. The listed phone number is (708) 684-5354.
What is Mark Bamman's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Mark Bamman enrolled in Medicare?
Yes. Mark Bamman 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 Mark Bamman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Bamman reassigns Medicare benefits to 2 organizations: Advocate Health & Hospitals Corporation (Oak Lawn, IL) and Em Strategies,ltd. (New Lenox, IL). 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 Mark Bamman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Mark Bamman affiliated with any hospitals?
According to CMS data, Mark Bamman is affiliated with Silver Cross Hospital And Medical Centers.
When was this NPI record last updated?
The NPPES record for Mark Bamman was last updated on May 17, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.