Run a free full auditPopular Medical Clinic is a Medical Clinic in Santa Ana, CA. The practice offers a range of services that include immigration medical examinations as a Designated Civil Surgeon, electrocardiogram (EKG) check‑ups, routine physical exams with required vaccinations, and diagnostic laboratory testing. It serves individuals and families throughout Orange County, including the Santa Ana and Costa Mesa communities, and emphasizes affordable, bilingual care. The clinic holds a rating of 2.20 based on 22 customer reviews.
Founded by Dr. Gaston Cilliani, the clinic has operated for more than four decades, building a reputation for professional, low‑cost medical treatment in the region. Dr. Jose Cilliani, D.O., the son of the founder, now serves as owner and primary physician. After a career in the United States Army Corps that earned him the Surgeon General’s Physician Recognition Award, Dr. Jose returned to continue the family tradition. The clinic’s mission is to provide excellent medical service and treat patients as they would like to be treated, while its vision focuses on partnering with patients to achieve and maintain optimal health.
Located at 420 S Bristol St, the clinic sits on a main thoroughfare in downtown Santa Ana. It is a short walk, about 0.1 mile, from South Bristol Street and West 1st Street, and roughly 0.3 mile from West Santa Ana Boulevard. Educational landmarks nearby include George Washington Carver Elementary School, situated approximately 0.3 mile away, and Franklin School, about 0.4 mile from the facility.
With more than four decades of affordable, bilingual medical care and a full suite of primary and specialized services, Popular Medical Clinic remains a trusted medical clinic for residents of Santa Ana and the surrounding Orange County area.
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BizScoreAI scanned the website popularmedicalclinic.com on September 18, 2026. Popular Medical Clinic has a BizScore of 61 out of 100.
AI visibility scan by category: AI Discovery 25 of 25 points, Structured Data 8 of 25 points, Content Readiness 18 of 30 points, AI Trust Signals 10 of 20 points.
Website audit sub-scores (out of 100): On-Page 54, Technical 95, Performance 82, Content 44.
Strengths: 7 checks passed. llms.txt, AI Crawler Access, AI Content Blocking, Organization Schema, Q&A Content, About/Team Page, XML Sitemap.
Areas to improve: 11 checks. FAQPage Schema (failed), Google Business Profile Link (failed), Third-Party Review Links (failed), Content Too Thin (failed), Meta Description (failed), Speakable Schema (warning), LocalBusiness Schema (warning), Hyperlocal Targeting (warning), Local Multimedia (warning), AI-Parseable Headings (warning), Author Signals (warning).
Browse: Businesses in Santa Ana, CA · Medical Clinic in California · Businesses in California
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