List of Medical clinics in Ontario
Ontario has 4,348 medical clinics in this dataset, last verified September 9, 2026. That makes it the largest market for medical clinics in Canada, with 37% of the national total, ahead of Quebec (2,568).
Among cities, Toronto leads with 232, ahead of Mississauga (214) and Ottawa (178). Together the top three hold only 14% of all medical clinics in Ontario, so the market reaches well beyond its biggest cities.
Email coverage mirrors the national picture, with 1,287 records (29.6%) including an email address against 28.1% across Canada. 3,938 (90.6%) list a phone number, and 1,235 carry both.
71.7% of medical clinics in Ontario have a website, in line with the national average of 70.1%. The 1,230 without a site are a ready-made prospect list for web design and local SEO agencies.
Among the 3,421 rated medical clinics in Ontario, 42% hold a 5-star average, in line with the national figure of 41%. 483 are rated 1 to 2 stars (14% of rated businesses, in line with the national 15%), a natural shortlist for reputation management and review software.
Social Media Reach
954
792
552
245
YouTube
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Medical clinics List in Ontario
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| LOGO | Business Name | Address | City | State | Country | Phone | Website | Reviews | Rating | FB | IG | LI | YT | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Doctors On Site | Address | St. Catharines | Ontario | Canada | Email | Phone | 0 | 0 | — | — | — | — | ||
 | Sage Naturopathic Clinic Oakville | Address | Oakville | Ontario | Canada | Email | Phone | 28 | 4.8 | — | |||||
Lilimar | Address | Ajax | Ontario | Canada | Email | Phone | — | 0 | 0 | — | — | — | — | ||
 | North Dundas Medical Clinic (Not a walk-in Clinic) | Address | Winchester | Ontario | Canada | Email | Phone | 21 | 4.3 | — | — | — | — | ||
Fifth Avenue Health Clinic | Address | Orangeville | Ontario | Canada | Email | Phone | 0 | 0 | — | — | — | — | |||
CMHA Peers Network | Address | Goderich | Ontario | Canada | Email | Phone | — | 6 | 2.7 | — | — | — | — | ||
Onaping Falls Medical Centre | Address | Levack | Ontario | Canada | Email | Phone | — | 16 | 3.8 | — | — | — | — | ||
 | Whole Body MRI - Ajax | Address | Ajax | Ontario | Canada | Email | Phone | 12 | 4 | — | — | ||||
 | Markham Integrative Medicine | Address | Markham | Ontario | Canada | Email | Phone | 91 | 4.4 | — | — | — | — | ||
 | SheerHealth Medical Clinic | Address | London | Ontario | Canada | Email | Phone | — | 200 | 2.8 | — | — | — | — | |
 | Stouffville Cardiac Institute | Address | Stouffville | Ontario | Canada | Email | Phone | 0 | 0 | — | — | — | — | ||
Family Medicine | Address | Waterloo | Ontario | Canada | Email | Phone | — | 0 | 0 | — | — | — | — | ||
 | Diagnostic Imaging | Address | St. Catharines | Ontario | Canada | Email | Phone | — | 0 | 0 | — | — | — | — | |
Apex Centre for Integrated Health | Address | Toronto | Ontario | Canada | Email | Phone | 0 | 0 | — | — | — | — | |||
First Markham Medical Centre | Address | Markham | Ontario | Canada | Email | Phone | — | 19 | 1.9 | — | — | — | — |
This is a randomized preview — the full database contains 4,348 records with complete field coverage.
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4,348 verified records — emails, phones, social profiles and more. One-time payment, instant download.
What You Can Do with the List of Medical clinics in Ontario
This list is built for teams that sell to medical clinics: medical supply distributors, practice software vendors, billing services and healthcare staffing agencies. It covers 4,348 medical clinics in Ontario, with the fields to call, email, segment and map them.
Who Sells to Medical clinics in Ontario
Each of these buyers can work the 4,348 businesses in this list as a pipeline for a different product:
- Medical and dental supply distributors: Open accounts with the 4,348 medical clinics in Ontario for consumables, instruments and equipment.
- Practice management and EHR software: Pitch scheduling, patient records and billing systems to independent practices.
- Medical billing and credentialing services: Offer to take claims, coding and payer enrollment off the front desk.
- Healthcare staffing agencies: Place nurses, medical assistants and front-office staff.
Phone, Contact Form and Email Outreach in Ontario
Start with the 1,235 records that list both a phone number and an email address, then widen out channel by channel:
- Cold calling (3,938): 90.6% of records include a phone number for call campaigns, appointment setting and follow-ups.
- Website contact forms (1,354): businesses with a contact page URL give you another way in when no email is listed.
- Email sequences (1,287): 29.6% of records include an email address, enough to run a dedicated cold email campaign alongside calls.
- CRM import: CSV and Excel files load into HubSpot, Salesforce, Zoho or Pipedrive, with city, state and postal code columns for assigning leads to reps.
Prospect Segments for Agencies in Ontario
Filter the website, rating and social columns to pull the medical clinics that fit a specific service before you pitch:
- No website listed (1,230): 28% of medical clinics in Ontario have no website on record, a direct prospect list for web designers and local SEO agencies.
- Rated 1 to 2 stars (483): businesses with poor Google ratings, prospects for reputation management and review generation services.
- No Facebook page (3,394): 78% have no Facebook page on record, an opening for social media management agencies.
Prioritize Cities Across Ontario
The 4,348 medical clinics in Ontario are spread across 6 cities we track and many smaller towns, so rank areas before sending reps out:
- Top city markets: Toronto, Mississauga, Ottawa, Brampton and London hold 20% of records in Ontario, the biggest clusters for in-person visits.
- Beyond the big cities: 3,353 records (77%) sit outside the 6 cities with their own list, reachable by phone and email without travel.
- Postal code patches: records include postal codes, so each rep can get a compact patch with no overlapping accounts.
- Route planning: records include latitude and longitude, so you can map accounts and plan visit days around clusters.
Data Coverage for Medical clinics in Ontario
4,348 records · verified September 9, 2026
- Phone numbers
- 3,938
- Email addresses
- 1,287
- Phone and email
- 1,235
- Websites
- 3,118
Google ratings· 3,421 rated (79%)
42% hold 5 stars
- 1-star rated
- 108
- 3.2% of rated
- 2-star rated
- 375
- 11% of rated
- 3-star rated
- 954
- 27.9% of rated
- 4-star rated
- 557
- 16.3% of rated
- 5-star rated
- 1,427
- 41.7% of rated
Social profiles:
- Facebook:954· 21.9%
- Instagram:792· 18.2%
- LinkedIn:552· 12.7%
- X (Twitter):372· 8.6%
- YouTube:245· 5.6%
Medical clinics in Ontario are a phone-first, Facebook-heavy market: 90.6% list a phone number but only 29.6% publish an email. Among 3,421 rated medical clinics, 42% hold 5 stars, a more even spread, so ratings separate businesses meaningfully.
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Frequently asked questions about Medical clinics in Ontario
Everything you need to know about our medical clinics database for Ontario: data quality, coverage, freshness, pricing, and formats. Last updated September 9, 2026.
How many Medical clinics are there in Ontario?
There are 4,348 medical clinics in Ontario in our verified database, as of September 9, 2026.
This covers independent operators, regional chains, and enterprise-scale businesses, across every city in Ontario, for sales prospecting, competitive research, and territory planning.
How up to date is the Medical clinics data for Ontario?
This dataset was last updated in September 9, 2026.
Business contact data decays at roughly 2–3% per month as businesses close, move, or change details, so we re-verify our most-purchased datasets on a rolling basis.
Every file is also run through email verification before delivery, and past buyers are offered discounted refreshed versions as updates ship.
What fields are included in the Medical clinics database for Ontario?
Each record can include: business name, full address, phone number, email address, website URL, social profiles (LinkedIn, Facebook, Instagram, YouTube, X), review ratings, and category details, plus contact-page URLs where available.
Field coverage varies by record; the counts below and the free sample show you exactly what to expect before buying.
Where can I buy verified market intelligence data for Medical clinics businesses in Ontario?
InfiniteLeadsHub provides verified market intelligence datasets for medical clinics businesses in Ontario as a one-time purchase with no subscription.
Ideal for market research, sales planning, and business development.
How much does the Medical clinics database for Ontario cost?
The complete medical clinics leads database for Ontario costs $46 as a one-time payment.
You get instant access to all 4,348 records with no recurring fees, no per-record charges, and no seat limits.
It is a cost-effective alternative to subscription platforms that charge monthly for the same public business data.
Is this a cheaper alternative to subscription lead databases like ZoomInfo or Apollo?
Yes. For teams that need medical clinics contacts in Ontario specifically, a one-time $46 file is usually far cheaper than subscription platforms, which typically charge thousands of dollars per year with contracts and per-seat pricing.
Subscriptions make sense for large sales teams needing continuous multi-industry access; a one-time targeted list makes sense when you know exactly which niche and geography you're selling into.
Can I preview a sample of the Medical clinics data before buying?
Yes. A free sample dataset is available so you can evaluate data quality, field coverage, and format before purchasing.
The sample is a representative slice of the full Ontario medical clinics database, including contact fields, social profiles, and ratings data.
How do I download the Medical clinics list, and what file formats are available?
You get instant access after purchase. Files are delivered in CSV and Excel (XLSX) formats.
CSV and Excel import directly into CRMs like Salesforce, HubSpot, and Zoho and into any email platform.
How many Medical clinics in Ontario have phone numbers?
3,938 medical clinics in Ontario (91% of the database) include a phone number.
That makes the dataset effective for cold calling, telemarketing, and appointment setting campaigns.
How many Medical clinics in Ontario have email addresses?
1,287 medical clinics in Ontario (30%) include an email address.
Email remains one of the highest-ROI B2B outreach channels, making this subset ideal for cold email sequences, product announcements, and drip campaigns.
How many Medical clinics in Ontario have both a phone number and an email address?
1,235 medical clinics in Ontario have both a phone number and an email address.
Dual-contact records enable multi-channel outreach: combining calls with email follow-ups measurably improves response rates.
How many Medical clinics in Ontario are active on social media?
Social profile coverage for medical clinics in Ontario: 552 on LinkedIn, 954 on Facebook, 792 on Instagram, 245 on YouTube, 372 on X (Twitter).
Social presence signals digitally engaged businesses, which is useful for agencies pitching social media services, ad platforms building audiences, and vendors targeting digitally mature prospects.
How many Medical clinics in Ontario have a website?
3,118 medical clinics in Ontario (72%) have an active business website.
That is an indicator of digital maturity, and an ideal segment for SEO agencies, hosting providers, and SaaS platforms.
How many Medical clinics in Ontario do not have a website?
1,230 medical clinics in Ontario operate without a business website.
These are high-intent, overlooked prospects for web design agencies, local SEO providers, and Google Business optimization services.
What are the review ratings of Medical clinics in Ontario?
Rating breakdown for medical clinics in Ontario: 1,427 with a 5-star rating, 557 with a 4-star rating, 954 with a 3-star rating, 375 with a 2-star rating, 108 with a 1-star rating.
Top-rated businesses suit premium services and partnership proposals; lower-rated businesses are receptive prospects for reputation management, review tools, and operational software.
Can I get Medical clinics data for other states or the entire US?
Yes. The national Medical clinics database covers all 50 US states, and individual state and major-city lists are also available.
If you buy Ontario first, contact us and we'll credit your purchase toward the national upgrade.
Most multi-state buyers save money going national.
Is the Medical clinics contact data in Ontario legal to use for B2B outreach?
Yes. All data is sourced exclusively from publicly available information: Google Business listings, company websites, social media profiles, and public business directories.
This is business contact information, not personal consumer data, making it appropriate for B2B prospecting.
We recommend following applicable regulations such as CAN-SPAM (US), CASL (Canada), and GDPR (EU-targeted campaigns) so your outreach remains fully compliant.