Ypsilanti, Washtenaw County
- Hospital
Trinity Health Ann Arbor Hospital is a labor and delivery hospital in Ypsilanti, in Washtenaw County. It is part of Trinity Health Michigan. Many families still call it St. Joseph Mercy Ann Arbor, or just St. Joe's Ann Arbor. Among the details families ask about most, they list labor tubs, midwives on staff, doulas welcome and private postpartum rooms. A tour will tell you more than a website can, so ask the unit when the next one is.
At a glance
The quick version.
- Health system
- Trinity Health Michigan
Birth options and amenities
The details people tend to wonder about. Confirm the ones that matter to you before you commit.
- Labor tubs
- Doulas welcome
- Midwives on staff
- Lactation consultants
- Private postpartum rooms
Insurance
These are the plans they name on their own site. Insurance is the thing that changes most, so treat this as a starting point.
- Aetna
- Blue Care Network
- Blue Cross Blue Shield of Michigan
- Cigna
- Health Alliance Plan (HAP)
- Humana
- McLaren Health Plan
- Medicaid
- Meridian
- Molina Healthcare
- Priority Health
- Tricare
- UnitedHealthcare
From Trinity Health Michigan's 2026 hospital contracted-plans list, which may not be fully current. McLaren Health Plan is Medicaid only here; Humana is Medicare Advantage only; Cigna via the Priority Health network.
Coverage depends on your exact plan and on who you see. A quick call to the office and your insurer before you book saves a lot of surprises.
Recognition and quality
- Reported a C-section rate of 26.7% for first-time, low-risk births to The Leapfrog Group in 2026.
- Newsweek America's Best Maternity Hospitals 2026 (4 ribbons)
Care teams connected to this hospital
OB-GYNs who deliver here
- Trinity Health IHA Medical Group, Obstetrics & Gynecology – Arbor Park
- Trinity Health IHA Medical Group, Obstetrics & Gynecology – Genoa
- Trinity Health IHA Medical Group, Obstetrics & Gynecology – Chelsea
See all OB-GYNs who deliver at this hospital
Midwives with privileges here
Questions people ask about Trinity Health Ann Arbor Hospital
Short answers, pulled from what they publish.
Where is Trinity Health Ann Arbor Hospital?
You will find them at 5301 McAuley Drive, Ypsilanti, MI 48197, in Washtenaw County.
Is Trinity Health Ann Arbor Hospital the same as St. Joseph Mercy Ann Arbor?
Yes. It is the same hospital under its newer name. You may still see it listed as St. Joseph Mercy Ann Arbor on older maps and websites.
Which OB-GYNs deliver at Trinity Health Ann Arbor Hospital?
We list 3 in the guide, including Trinity Health IHA Medical Group, Obstetrics & Gynecology – Arbor Park, Trinity Health IHA Medical Group, Obstetrics & Gynecology – Genoa and Trinity Health IHA Medical Group, Obstetrics & Gynecology – Chelsea.
Does Trinity Health Ann Arbor Hospital take my insurance?
They name these plans: Aetna, Blue Care Network, Blue Cross Blue Shield of Michigan, Cigna, Health Alliance Plan (HAP), Humana, McLaren Health Plan, Medicaid, Meridian, Molina Healthcare, Priority Health, Tricare and UnitedHealthcare. Coverage depends on your exact plan, so call the office and your insurer before you book.
Questions worth asking when you call
Bring a few of these to your first call. You do not need all of them, just the ones that matter to you.
- Can my partner or support person stay overnight after the birth?
- Is there a NICU on site, and what level is it?
- Are tubs, water birth, or nitrous oxide available, and how often are they used?
- How many support people can be in the room during labor?
- Does my baby stay in the room with me, and when is the nursery used?
Where we got this
We checked this against their own website and the sources above on October 14, 2026. Things change, so please confirm anything that matters to you with Trinity Health Ann Arbor Hospital directly. This guide is here to help you plan, and it is not medical advice.
Explore related guides
Also in Ypsilanti
- Trinity Health IHA Medical Group, Obstetrics & Gynecology – Arbor Park, OB-GYN in Ypsilanti
- Sacred Roots (Katy Gladwin), doula in Ypsilanti
- Trinity Health IHA Medical Group, Breastfeeding Medicine – Ann Arbor Campus, lactation consultant in Ypsilanti
- University of Michigan Health Pediatrics Clinic – Ypsilanti Health Center, pediatrician in Ypsilanti
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