KATHERINE GILL HADDAD
NPI 1609372564
Emergency Medicine in Ann Arbor, MI
About Katherine Gill Haddad NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE GILL HADDAD (NPI 1609372564) is an individual emergency medicine provider in Ann Arbor, Michigan, licensed in Michigan (EMC0009445) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
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)
Katherine Gill Haddad is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Katherine Haddad reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fort Wayne, IN 46805
- Reassigned Medicare billing, Indiana and Ohio enrollments
- 162 clinicians in this Medicare group
Chicago, IL 60657
- Reassigned Medicare billing, Illinois enrollment
- 4,870 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
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.
Advocate Trinity Hospital
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48105 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.
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 Katherine Haddad's NPI number?
The NPI number for Katherine Haddad is 1609372564. It was assigned to this individual provider in the NPPES registry on March 31, 2018.
Where is Katherine Haddad located?
Katherine Haddad practices at 2215 Fuller Rd, Ann Arbor, MI 48105. The listed phone number is (734) 769-7100.
What is Katherine Haddad's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Katherine Haddad enrolled in Medicare?
Yes. Katherine Haddad is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Katherine Haddad's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Haddad reassigns Medicare benefits to 2 organizations: Professional Emergency Physicians PC (Fort Wayne, IN) and Advocate Health And Hospitals Corp. (Chicago, 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 Katherine Haddad's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katherine Haddad accept?
Health plans from CareSource list Katherine Haddad 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 Katherine Haddad affiliated with any hospitals?
According to CMS data, Katherine Haddad is affiliated with Advocate Trinity Hospital.
When was this NPI record last updated?
The NPPES record for Katherine Haddad was last updated on August 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Katherine Gill Haddad · NPI 1609372564
Emergency Medicine physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since March 31, 2018.
## Identity
- **NPI:** 1609372564 (Entity type: Individual)
- **Enumerated:** March 31, 2018
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** EMC0009445 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 2215 FULLER RD, Ann Arbor, MI 48105-2303
- **Phone:** (734) 769-7100
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Professional Emergency Physicians PC (NPI 1144215096, Fort Wayne, IN); Advocate Health And Hospitals Corp. (NPI 1487951711, Chicago, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** August 17, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1609372564) · Data from the CMS NPPES public registry.