KCS Health Center - Commonwealth — Buena Park, CA
KCS Health Center - Commonwealth is a community health center clinic at 8352 Commonwealth Ave, Buena Park, CA 90621, open 40 hours a week. That matches the 40-hour week of a typical California clinic. It is run by Korean Community Services, Inc., which serves 8,148 patients across 8 clinic locations.
- Address: 8352 Commonwealth Ave, Buena Park, CA 90621 · Directions
- Phone: (714) 503-6550
- Website: www.kcsinc.org
- Weekly hours: 40 (California clinic median: 40)
- Operated by: Korean Community Services, Inc. (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
Care and screenings at Korean Community Services, Inc.
Patients came to Korean Community Services, Inc. for these services in 2025. The numbers cover the whole health center, not only this clinic.
| Service | Patients | What it counts |
|---|---|---|
| Dental care | 1,470 | patients had dental exams |
| Mental health care | 2,617 | patients treated for depression or anxiety |
| Substance use treatment | 912 | patients in treatment |
| Eye exams | 296 | patients had eye exams |
| Well-child visits | 765 | children had checkups |
| Flu shots | 703 | patients vaccinated |
| Cervical cancer screening | 718 | patients tested |
| Breast cancer screening | 541 | patients screened |
| Family planning | 129 | patients served |
| Diabetes care | 880 | patients with diabetes |
| Blood pressure care | 1,318 | patients with hypertension |
| Asthma care | 221 | patients with asthma |
| HIV testing | 2,260 | patients tested |
| Hepatitis C testing | 2,845 | patients tested |
| Childhood lead tests | 159 | children tested |
Korean Community Services, Inc. also provides care by telehealth.
Who Korean Community Services, Inc. serves
8,148 patients used Korean Community Services, Inc. in 2025. 49% live at or below the poverty line and 90% are at or below twice the poverty line. 578 patients were experiencing homelessness and 34 were veterans.
| Measure | This center | CA median | U.S. median | vs CA |
|---|---|---|---|---|
| Patients at or below the poverty line | 49% | 75% | 65% | −26 pts |
| Patients at or below 200% of the poverty line | 90% | 95% | 92% | −5 pts |
| Measure | This center | CA median | U.S. median | vs CA |
|---|---|---|---|---|
| Uninsured patients | 1% | 8% | 14% | −6 pts |
| Medicaid or CHIP patients | 96% | 71% | 42% | +24 pts |
| Medicare patients | 3% | 8% | 11% | −5 pts |
| Privately insured patients | 0% | 10% | 24% | −9 pts |
Quality of care at Korean Community Services, Inc.
Korean Community Services, Inc. is at or above the California median on 3 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 | 61% | 68% | 68% | −7 pts |
| Women 52–74 screened for breast cancer | 63% | 59% | 54% | +3 pts |
| Women 24–64 screened for cervical cancer | 53% | 60% | 54% | −7 pts |
| Adults 46–75 screened for colorectal cancer | 47% | 44% | 44% | +4 pts |
| Patients 12+ screened for depression | 63% | 68% | 77% | −6 pts |
| Adults assessed for tobacco use | 47% | 86% | 86% | −39 pts |
| High-risk adults on statin therapy | 79% | 79% | 79% | +1 pts |
Staffing at Korean Community Services, Inc.
The health center employs 126 full-time-equivalent staff, including 10 physicians, nurse practitioners, physician assistants and midwives, 6 dental staff and 7 mental health staff. That is 833 patients per clinical provider against the California median of 869 and the U.S. median of 930. Patients made 77,357 visits, about 9.5 per patient.
Patients from ZIP 90621
1,041 Korean Community Services, Inc. patients live in ZIP 90621. Other health centers also serve this ZIP:
- University of California, Irvine — 658 patients from 90621
- St. Jude Neighborhood Health Centers — 379 patients from 90621
- Friends of Family Health Center — 303 patients from 90621
- Central City Community Health Center, Inc. — 247 patients from 90621
Community health centers near KCS Health Center - Commonwealth
Family Health Matters Center for Health
UC Irvine Family Health Center- Anaheim
St. Jude Pediatric Dental Clinic
UMMA Health Anaheim Clinic
Family Health Matters Community Health Center
More Korean Community Services, Inc. locations
KCS Health Center - Orangethorpe
KCS Buena Park Homeless Shelter Clinic
KCS Health Center - Anaheim
KCS Health Center - MacArthur
More community health centers in Buena Park and across California.