MARY M FITZGIBBON MD
NPI 1629002464
Obstetrics & Gynecology in Morris, IL
About Mary M Fitzgibbon Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY M FITZGIBBON MD (NPI 1629002464) is an individual obstetrics & gynecology provider in Morris, Illinois, licensed in Illinois (036108451) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Presence Saint Joseph Medical Center, and maintains a secondary practice location in Channahon.
NPPES Registry Identity
Specialties & Licenses
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
Mary M Fitzgibbon 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
3Medicare enrollment records show Mary Fitzgibbon reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Morris, IL 60450
- Reassigned Medicare billing, Illinois enrollment
- 207 clinicians in this Medicare group
Aurora, IL 60506
- Reassigned Medicare billing, Illinois enrollment
- 70 clinicians in this Medicare group
Berwyn, IL 60402
- Reassigned Medicare billing, Illinois enrollment
- 219 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 3
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Presence Saint Joseph Medical Center
Acute Care Hospitals · Joliet, ILMorris Hospital & Healthcare Centers
Acute Care Hospitals · Morris, ILSilver Cross Hospital And Medical Centers
Acute Care Hospitals · New Lenox, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60450 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 9
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 Mary Fitzgibbon's NPI number?
The NPI number for Mary Fitzgibbon is 1629002464. It was assigned to this individual provider in the NPPES registry on July 10, 2006.
Where is Mary Fitzgibbon located?
Mary Fitzgibbon practices at 237 W Waverly St, Morris, IL 60450. The listed phone number is (815) 941-0441.
What is Mary Fitzgibbon's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Mary Fitzgibbon enrolled in Medicare?
Yes. Mary Fitzgibbon 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 Mary Fitzgibbon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Fitzgibbon reassigns Medicare benefits to 3 organizations: Morris Hospital (Morris, IL), Vna Health Care (Aurora, IL) and Obhg Illinois Sc (Berwyn, 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 Mary Fitzgibbon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Fitzgibbon accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Mary Fitzgibbon 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 Mary Fitzgibbon affiliated with any hospitals?
According to CMS data, Mary Fitzgibbon is affiliated with Presence Saint Joseph Medical Center, Morris Hospital & Healthcare Centers and Silver Cross Hospital And Medical Centers.
When was this NPI record last updated?
The NPPES record for Mary Fitzgibbon was last updated on April 7, 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.