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Best Medical Clinics in Ontario, California

BizScoreAI ranks 15 medical clinics in Ontario, California by BizScore, a measured composite of AI-search visibility, traditional SEO, local citations, local search pages and profile completeness. Rankings come from the scores, never from paid placement. Open any profile for its full breakdown, and claim your free listing if it is your business.

Rankings use the published BizScore formulas. How we score

15Medical Clinics scored in Ontario
63Average BizScore
79Top BizScore
53%AI Visibility 50 or higher
78Average SEO score
3.7Average Google rating (13 rated)
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Top Medical Clinics in Ontario by BizScore

Showing 1-15 of 15 Medical Clinics listings in Ontario, CA · page 1 of 1

#1

American Pediatrics Claim Now Top-Rated

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 69 · SEO 90 · Google 4.5 (86 reviews) · Rank 1 of 21 medical clinics in Ontario

79Score
#2

Femcare Medical Associates of Ontario Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 62 · SEO 85 · Google 4.0 (41 reviews) · Rank 2 of 21 medical clinics in Ontario

73Score
#3

Physicians of Southern California Inc Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 57 · SEO 83 · Google 4.3 (7 reviews) · Rank 3 of 21 medical clinics in Ontario

72Score
#4

ParkTree Community Health Center Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 54 · SEO 87 · Google 2.2 (52 reviews) · Rank 5 of 21 medical clinics in Ontario

70Score
#5

Docs 4 Truckers Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 54 · SEO 89 · Google 4.8 (18 reviews) · Rank 4 of 21 medical clinics in Ontario

70Score
#6

Premium Health of Ontario Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 50 · SEO 87 · Google 4.6 (429 reviews) · Rank 7 of 21 medical clinics in Ontario

69Score
#7

Clinica Medica Familiar Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 58 · SEO 82 · Google 2.5 (102 reviews) · Rank 6 of 21 medical clinics in Ontario

69Score
#8

Friends of Family Health Center Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 50 · SEO 75 · Google 4.3 (51 reviews) · Rank 12 of 21 medical clinics in Ontario

64Score
#9

Geriatric Health Center Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 38 · SEO 79 · Rank 15 of 21 medical clinics in Ontario

61Score
#10

Cardinal Health Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 46 · SEO 74 · Rank 16 of 21 medical clinics in Ontario

60Score
#11

Care4U Clinic Ontario Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 33 · SEO 79 · Google 2.6 (52 reviews) · Rank 17 of 21 medical clinics in Ontario

58Score
#12

Ontario Health Center Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 31 · SEO 78 · Google 3.2 (23 reviews) · Rank 18 of 21 medical clinics in Ontario

55Score
#13

JDMD Clinics APC Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 35 · SEO 66 · Google 5.0 (162 reviews) · Rank 19 of 21 medical clinics in Ontario

52Score
#14

Up Clinics Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 35 · SEO 67 · Google 4.8 · Rank 1 of 1 medical clinics in Ontario

51Score
#15

California Medical Clinic of Ontario Claim Now

Medical Clinic in Ontario, California

Ontario, California

AI Visibility 35 · SEO 45 · Google 1.6 (103 reviews) · Rank 21 of 21 medical clinics in Ontario

43Score

Frequently Asked Questions

How are medical clinics in Ontario ranked on BizScoreAI?

By BizScore, a measured composite of AI-search visibility, traditional SEO, local citations, local search pages and profile completeness. No listing pays for position; the formulas are published on the How We Score page.

How many medical clinics in Ontario, California does BizScoreAI track?

15 medical clinics in Ontario currently meet the profile-quality bar for this page, with an average BizScore of 63 and a top score of 79.

What does AI Visibility mean for a medical clinic?

It measures whether AI assistants and AI-powered search can find, read and cite the business's website: structured data, crawlability, clear entity information and content that answers questions. 53% of measured medical clinics in Ontario score 50 or higher.

Is being listed free?

Yes. Every medical clinic in Ontario is listed and scored for free, and claiming a listing is free too.