DR. PETER JOHN SARGON M.D.
NPI 1790941466
Internal Medicine - Gastroenterology in Niles, IL
About Dr. Peter John Sargon M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. PETER JOHN SARGON M.D. (NPI 1790941466) is an individual gastroenterology provider in Niles, Illinois, licensed in Illinois (036124149) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS, is affiliated with Advocate Illinois Masonic Medical Center, and maintains a secondary practice location in Park Ridge.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Other Identifiers 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
Dr. Peter John Sargon 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 Peter Sargon reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Park Ridge, IL 60068
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Advocate Health And Hospitals Corporation
- 4,870 clinicians in this Medicare group
Barrington, IL 60011
- Reassigned Medicare billing, Illinois enrollment
- 155 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 18
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.
Advocate Illinois Masonic Medical Center
Acute Care Hospitals · Chicago, ILAdvocate Lutheran General Hospital
Acute Care Hospitals · Park Ridge, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60714 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 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NILES, IL 60714
NILES, IL 60714
NILES, IL 60714
NILES, IL 60714
NILES, IL 60714
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 Peter Sargon's NPI number?
The NPI number for Peter Sargon is 1790941466. It was assigned to this individual provider in the NPPES registry on August 1, 2008.
Where is Peter Sargon located?
Peter Sargon practices at 7900 N Milwaukee Ave Ste 19, Niles, IL 60714. The listed phone number is (847) 318-9595.
What is Peter Sargon's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Peter Sargon enrolled in Medicare?
Yes. Peter Sargon 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 Peter Sargon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Peter Sargon reassigns Medicare benefits to 2 organizations: Lutheran General Hospital (Park Ridge, IL) and Best Practices Inpatient Care, Ltd. (Barrington, 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 Peter Sargon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Peter Sargon accept?
Health plans from Oscar Health list Peter Sargon 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 Peter Sargon affiliated with any hospitals?
According to CMS data, Peter Sargon is affiliated with Advocate Illinois Masonic Medical Center and Advocate Lutheran General Hospital.
When was this NPI record last updated?
The NPPES record for Peter Sargon was last updated on July 14, 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.