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Great Lakes Bay Health Centers Bay City South — Bay City, MI

Great Lakes Bay Health Centers Bay City South is a community health center clinic at 690 S Trumbull St, Bay City, MI 48708, open 48 hours a week. That is 3 more hours than the typical Michigan clinic (45 a week). It is run by Great Lakes Bay Health Centers, which serves 62,588 patients across 19 clinic locations.

Address: 690 S Trumbull St, Bay City, MI 48708 · Directions
Phone: (989) 922-4900
Weekly hours: 48 (Michigan clinic median: 45)
Operated by: Great Lakes Bay Health Centers (federally qualified health center)
Care offered by this health center: primary care, dental care, mental health care, substance use treatment, eye exams, children’s checkups, women’s health, and telehealth

Fees are on a sliding scale. What you pay at Great Lakes Bay Health Centers Bay City South depends on your income and household size, and the clinic bills Medicaid, Medicare and private insurance. Care is not free, and every patient is seen regardless of ability to pay. Among Great Lakes Bay Health Centers patients, 20% are uninsured, 41% have Medicaid or CHIP, 17% have Medicare and 22% have private insurance. Call (989) 922-4900 to book and ask about your plan. How sliding-fee pricing works.

Care and screenings at Great Lakes Bay Health Centers

Patients came to Great Lakes Bay Health Centers for these services in 2025. The numbers cover the whole health center, not only this clinic.

Service	Patients	What it counts
Dental care	14,502	patients had dental exams
Mental health care	20,282	patients treated for depression or anxiety
Substance use treatment	267	patients in treatment
Eye exams	4,580	patients had eye exams
Well-child visits	4,410	children had checkups
Flu shots	3,583	patients vaccinated
Cervical cancer screening	6,570	patients tested
Breast cancer screening	5,115	patients screened
Family planning	3,822	patients served
Diabetes care	6,154	patients with diabetes
Blood pressure care	11,771	patients with hypertension
Asthma care	3,246	patients with asthma
HIV testing	4,563	patients tested
Hepatitis C testing	3,472	patients tested
Childhood lead tests	207	children tested

Great Lakes Bay Health Centers also provides care by telehealth.

Who Great Lakes Bay Health Centers serves

62,588 patients used Great Lakes Bay Health Centers in 2025. 57% live at or below the poverty line and 86% are at or below twice the poverty line. 1,200 patients were experiencing homelessness and 1,166 were veterans.

Measure	This center	MI median	U.S. median	vs MI
Patients at or below the poverty line	57%	54%	65%	+3 pts
Patients at or below 200% of the poverty line	86%	87%	92%	−1 pts

Measure	This center	MI median	U.S. median	vs MI
Uninsured patients	20%	10%	14%	+10 pts
Medicaid or CHIP patients	41%	45%	42%	−4 pts
Medicare patients	17%	15%	11%	+2 pts
Privately insured patients	22%	25%	24%	−2 pts

Quality of care at Great Lakes Bay Health Centers

Great Lakes Bay Health Centers is at or above the Michigan median on 6 of 7 preventive-care measures. Higher is better on every line.

Measure	This center	MI median	U.S. median	vs MI
Adults with high blood pressure under control	72%	71%	68%	+1 pts
Women 52–74 screened for breast cancer	63%	57%	54%	+7 pts
Women 24–64 screened for cervical cancer	64%	60%	54%	+4 pts
Adults 46–75 screened for colorectal cancer	52%	49%	44%	+2 pts
Patients 12+ screened for depression	72%	71%	77%	+1 pts
Adults assessed for tobacco use	51%	80%	86%	−29 pts
High-risk adults on statin therapy	86%	79%	79%	+7 pts