ZAINAB HAMMOUD DO
NPI 1750901443
Emergency Medicine in Trenton, MI
About Zainab Hammoud Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ZAINAB HAMMOUD DO (NPI 1750901443) is an individual emergency medicine provider in Trenton, Michigan, licensed in Michigan (5151014492) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital - Dearborn, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 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 and accepts Medicare assignment
Zainab Hammoud Do 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
4Medicare enrollment records show Zainab Hammoud reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Detroit, MI 48202
- Reassigned Medicare billing, Michigan enrollment
- 1,886 clinicians in this Medicare group
Detroit, MI 48236
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Emergency Department Physicians PC
- 237 clinicians in this Medicare group
Detroit, MI 48236
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Observation Emergency Physicians PC
- 158 clinicians in this Medicare group
- Reassigned Medicare billing, Michigan enrollment
- 163 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 4
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.
Beaumont Hospital - Dearborn
Acute Care Hospitals · Dearborn, MIHenry Ford Health Hospital
Acute Care Hospitals · Detroit, MICorewell Health Trenton Hospital
Acute Care Hospitals · Trenton, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48183 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 Zainab Hammoud's NPI number?
The NPI number for Zainab Hammoud is 1750901443. It was assigned to this individual provider in the NPPES registry on April 22, 2020.
Where is Zainab Hammoud located?
Zainab Hammoud practices at 5450 Fort St, Trenton, MI 48183. The listed phone number is (734) 671-3800.
What is Zainab Hammoud's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Zainab Hammoud enrolled in Medicare?
Yes. Zainab Hammoud 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 Zainab Hammoud's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zainab Hammoud reassigns Medicare benefits to 4 organizations: Henry Ford Health System (Detroit, MI), Emergency Department Physicians, P.C. (Detroit, MI), Observation Emergency Physicians, P.C. (Detroit, MI) and Emergency Professionals Of Michigan PC (MI). 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 Zainab Hammoud's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Zainab Hammoud accept?
Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Zainab Hammoud 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 Zainab Hammoud affiliated with any hospitals?
According to CMS data, Zainab Hammoud is affiliated with Beaumont Hospital - Dearborn, Henry Ford Health Hospital and Corewell Health Trenton Hospital.
When was this NPI record last updated?
The NPPES record for Zainab Hammoud was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Zainab Hammoud, DO · NPI 1750901443
Emergency Medicine physician in Trenton, Michigan. Individual provider, active in the CMS NPPES registry since April 22, 2020.
## Identity
- **NPI:** 1750901443 (Entity type: Individual)
- **Enumerated:** April 22, 2020
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 5151014492 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 5450 FORT ST, Trenton, MI 48183-4601
- **Phone:** (734) 671-3800
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Henry Ford Health System (NPI 1003990318, Detroit, MI); Emergency Department Physicians, P.C. (NPI 1225083595, Detroit, MI); Observation Emergency Physicians, P.C. (NPI 1497920524, Detroit, MI); Emergency Professionals Of Michigan PC (MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2020
## Record status
- **NPPES last updated:** July 22, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1750901443) · Data from the CMS NPPES public registry.