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Third Street Services — Eureka, CA

Third Street Services is a community health center clinic at 1522 3rd St, Eureka, CA 95501, open 40 hours a week. That matches the 40-hour week of a typical California clinic. It is run by Open Door Community Health Centers, which serves 60,144 patients across 15 clinic locations.

Address: 1522 3rd St, Eureka, CA 95501 · Directions
Phone: (707) 269-7073
Website: opendoorhealth.com
Weekly hours: 40 (California clinic median: 40)
Operated by: Open Door Community Health Centers (federally qualified health center)
Care offered by this health center: primary care, dental care, mental health care, substance use treatment, children’s checkups, women’s health, and telehealth

Fees are on a sliding scale. What you pay at Third Street Services 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 Open Door Community Health Centers patients, 3% are uninsured, 43% have Medicaid or CHIP, 22% have Medicare and 32% have private insurance. Call (707) 269-7073 to book and ask about your plan. How sliding-fee pricing works.

Care and screenings at Open Door Community Health Centers

Patients came to Open Door Community 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	12,477	patients had dental exams
Mental health care	19,494	patients treated for depression or anxiety
Substance use treatment	1,110	patients in treatment
Well-child visits	6,999	children had checkups
Flu shots	8,856	patients vaccinated
Cervical cancer screening	2,941	patients tested
Breast cancer screening	5,421	patients screened
Family planning	3,156	patients served
Diabetes care	5,413	patients with diabetes
Blood pressure care	11,809	patients with hypertension
Asthma care	3,549	patients with asthma
HIV testing	4,165	patients tested
Hepatitis C testing	3,942	patients tested
Childhood lead tests	1,155	children tested

Open Door Community Health Centers also provides care by telehealth.

Who Open Door Community Health Centers serves

60,144 patients used Open Door Community Health Centers in 2025. 34% live at or below the poverty line and 62% are at or below twice the poverty line. 1,261 patients were experiencing homelessness and 1,037 were veterans.

Measure	This center	CA median	U.S. median	vs CA
Patients at or below the poverty line	34%	75%	65%	−41 pts
Patients at or below 200% of the poverty line	62%	95%	92%	−33 pts

Measure	This center	CA median	U.S. median	vs CA
Uninsured patients	3%	8%	14%	−4 pts
Medicaid or CHIP patients	43%	71%	42%	−28 pts
Medicare patients	22%	8%	11%	+13 pts
Privately insured patients	32%	10%	24%	+22 pts

Quality of care at Open Door Community Health Centers

Open Door Community Health Centers is at or above the California median on 5 of 7 preventive-care measures. Higher is better on every line.

Measure	This center	CA median	U.S. median	vs CA
Adults with high blood pressure under control	72%	68%	68%	+4 pts
Women 52–74 screened for breast cancer	74%	59%	54%	+14 pts
Women 24–64 screened for cervical cancer	73%	60%	54%	+14 pts
Adults 46–75 screened for colorectal cancer	56%	44%	44%	+12 pts
Patients 12+ screened for depression	61%	68%	77%	−8 pts
Adults assessed for tobacco use	89%	86%	86%	+3 pts
High-risk adults on statin therapy	72%	79%	79%	−7 pts

Staffing at Open Door Community Health Centers

The health center employs 720 full-time-equivalent staff, including 82 physicians, nurse practitioners, physician assistants and midwives, 41 dental staff and 27 mental health staff. That is 733 patients per clinical provider against the California median of 869 and the U.S. median of 930. Patients made 316,361 visits, about 5.3 per patient.