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Veterinarians in O'fallon, MO — Free Estimates
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As of July 2026, RatingsNearMe ranks 18 veterinarians in O'fallon, MO by the RNM Score — a 0–100 rating built from Google ratings, review volume, sentiment, and profile completeness. The top-ranked is North Main Animal Hospital with a 4.9-star rating from 726 Google reviews and an RNM Score of 87/100. Also in the top tier: The Pet Doctor - O'Fallon and Gentle Doctor Animal Hospital. The average rating across all listed veterinarians in O'fallon is 4.7 stars from 342 reviews per business on average.
Vet costs in O'fallon: wellness exam $50–$100; vaccinations $15–$30 each; surgery $500–$5,000+ depending on procedure.
Rankings updated July 4, 2026 · RNM Score = ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · Not paid placement.
Best Overall
Julie Baise - Gentle Doctor Animal Hospital
Consistently recognized for exceptional veterinary care and compassionate service, making it the top-ranked choice.
Most Reviewed
Gentle Doctor Animal Hospital
A high number of reviews indicates broad community trust and a proven track record of satisfying many pet owners.
Consider the specific needs of your pet—whether routine care, dental specialty, or emergency services—when choosing, as each listed clinic offers distinct expertise.
Local Market Snapshot
18
Businesses listed
4.7★
Avg rating
342
Avg reviews
Jul 4, 2026
Last updated
Top Rated Veterinarians
Trusted by hundreds of local pet owners with a near-perfect 4.9-star rating.
1632 N Main St, O'Fallon, MO 63366, USA4.9 stars from over 500 reviews, reflecting exceptional care and trust.
2301 Technology Dr, O'Fallon, MO 63368, USATrusted by hundreds of pet owners, this O'Fallon vet maintains a strong 4.7-star rating.
3079 State Hwy K, O'Fallon, MO 63368, USAVeterinarians Rankings in O'fallon, MO
| # | Business | Rating | Reviews |
|---|---|---|---|
| #1 | North Main Animal Hospital1632 N Main St, O'Fallon, MO 63366, USA | 4.9★ | 726 |
| #2 | The Pet Doctor - O'Fallon2301 Technology Dr, O'Fallon, MO 63368, USA | 4.9★ | 502 |
| #3 | Gentle Doctor Animal Hospital3079 State Hwy K, O'Fallon, MO 63368, USA | 4.7★ | 596 |
| #4 | O'Fallon Animal Hospital4681 State Hwy K, O'Fallon, MO 63368, USA | 5.0★ | 66 |
| #5 | Animal Emergency Clinic334 Fort Zumwalt Square, O'Fallon, MO 63366, USA | 4.3★ | 874 |
| #6 | Animal Talk Medical Center12800 Veterans Memorial Pkwy, Wentzville, MO 63385, USA | 4.7★ | 566 |
| #7 | Animal Hospital of O'Fallon306 E Hwy 50, O'Fallon, IL 62269, USA | 4.8★ | 274 |
| #8 | VCA All Creatures - Cloud Animal Hospital2205 State Hwy K, O'Fallon, MO 63368, USA | 4.5★ | 243 |
| #9 | O'Fallon Veterinary Med Center975 Cool Springs Industrial Dr, O'Fallon, MO 63366, USA | 4.7★ | 272 |
| #10 | Veterinary Dental Specialists of Missouri1012 Rondale Ct, O'Fallon, MO 63368, USA | 5.0★ | 49 |
Ranked by verified ratings & review volume · Data from Google Business listings · Updated July 2026
All Veterinarians in O'fallon
Exceptional 5.0-star rating from 66 reviews, reflecting trusted local care.
4681 State Hwy K, O'Fallon, MO 63368, USA
Trusted by hundreds of pet owners with a solid 4.3-star rating.
334 Fort Zumwalt Square, O'Fallon, MO 63366, USA
Trusted by hundreds of pet owners, this O'Fallon vet holds a strong 4.7-star rating.
12800 Veterans Memorial Pkwy, Wentzville, MO 63385, USA
Exceptional 4.8-star rating from nearly 300 Google reviews.
306 E Hwy 50, O'Fallon, IL 62269, USA
Trusted by hundreds of clients with a strong 4.5-star average rating.
2205 State Hwy K, O'Fallon, MO 63368, USA
Trusted by hundreds of local pet owners, this clinic holds a strong 4.7-star rating.
975 Cool Springs Industrial Dr, O'Fallon, MO 63366, USA
Rated 5.0 stars from 49 Google reviews, this O'Fallon vet is highly trusted.
1012 Rondale Ct, O'Fallon, MO 63368, USA
Solid 4.0-star rating based on early customer reviews.
3079 State Hwy K, O'Fallon, MO 63368, USA
Trusted by hundreds of pet owners, with a strong 4.6-star rating.
1190 Sonderen St, O'Fallon, MO 63366, USA
4.8 stars from 373 reviews shows consistent, trusted pet care.
1290 Bryan Rd, O'Fallon, MO 63366, USA
O'Fallon's top-rated vet with 4.9 stars from over 300 Google reviews.
5287 State Rte N, Cottleville, MO 63304, USA
Rated 4.9 stars from 230 Google reviews, this O'Fallon vet is highly trusted.
250 Mid Rivers Mall Cir, St Peters, MO 63376, USA
4.5 stars from 219 reviews, reflecting consistent, high-quality veterinary care.
2963 State Hwy K, O'Fallon, MO 63368, USA
Boasting a 4.9-star rating from over 200 glowing Google reviews.
957 Waterbury Falls Dr, O'Fallon, MO 63368, USA
Trusted by locals with a 4.6-star rating from nearly 200 reviews.
807 W State St, O'Fallon, IL 62269, USA
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Veterinarians in O'fallon, MO — Compared
| # | Business | RNM Score | Rating | Reviews |
|---|---|---|---|---|
| 1 | North Main Animal Hospital | 87/100 | 4.9 ★ | 726 |
| 2 | The Pet Doctor - O'Fallon | 87/100 | 4.9 ★ | 502 |
| 3 | Gentle Doctor Animal Hospital | 83/100 | 4.7 ★ | 596 |
| 4 | O'Fallon Animal Hospital | 81/100 | 5.0 ★ | 66 |
| 5 | Animal Emergency Clinic | 76/100 | 4.3 ★ | 874 |
| 6 | Animal Talk Medical Center | 83/100 | 4.7 ★ | 566 |
| 7 | Animal Hospital of O'Fallon | 85/100 | 4.8 ★ | 274 |
| 8 | VCA All Creatures - Cloud Animal Hospital | 80/100 | 4.5 ★ | 243 |
| 9 | O'Fallon Veterinary Med Center | 83/100 | 4.7 ★ | 272 |
| 10 | Veterinary Dental Specialists of Missouri | 80/100 | 5.0 ★ | 49 |
Ranked by RatingsNearMe Score · ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · July 2026
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Frequently Asked Questions — Veterinarians in O'fallon
What is the difference between a general practice vet and a specialist in O'fallon?
General practice vets handle wellness exams, vaccinations, routine illness, dental cleanings, and many standard surgeries. Veterinary specialists (board-certified in cardiology, oncology, internal medicine, surgery, etc.) handle complex or serious cases — usually by referral from your GP vet. If your pet needs advanced diagnostics or treatment, ask your regular vet for a referral to a specialist in O'fallon.
How much does a vet visit cost in O'fallon?
Routine wellness exams: $50–$100. Vaccinations: $15–$30 each. Sick visits: $75–$150. Emergency visits: $100–$200+ just for triage, plus treatment costs. Surgery varies widely: $500–$1,500 for common procedures, $3,000–$10,000+ for complex surgery. Pet insurance ($25–$70/month) can significantly offset unexpected costs.
How do I find a vet in O'fallon who accepts payment plans or CareCredit?
Call and ask directly — many veterinary offices in O'fallon accept CareCredit, Scratchpay, or offer in-house payment plans. Be upfront about your situation when you call. VetFund and RedRover Relief also provide emergency financial assistance for pet care when costs are catastrophic.
When does my pet need an emergency vet instead of a regular vet in O'fallon?
Go to an emergency vet immediately for: difficulty breathing, severe or uncontrolled bleeding, suspected poisoning, inability to walk or stand, suspected broken bones, seizures lasting more than 2 minutes, eye injuries, extreme lethargy or collapse, or straining to urinate without producing urine (especially in male cats — this is life-threatening). Save the nearest 24-hour emergency vet in O'fallon in your phone before you need it.
How are the veterinarians on this page ranked?
Rankings use a transparent algorithm: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Featured Partner listings have paid for enhanced visibility but must still earn their position through real customer reviews — sponsored listings are clearly labeled.
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How Rankings Work on This Page
Every veterinarians on RatingsNearMe is scored transparently: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Businesses labeled exclusive or premium are Featured Partners — they have paid for enhanced visibility but must still rank through real customer reviews. We cap sponsored boosts so bad businesses can never buy the top spot.
Editorial notice: Ratings are based on publicly available data from Google Business listings. Consumers should independently verify licensing, insurance, and credentials before hiring any service provider. Last updated: July 4, 2026.
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