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Sinusitis treatment
in Ontario, CA

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11 instant-book locations

11938 Paramount Blvd, Downey, CA 9024211938 Paramount Blvd
Open until 9:00 pm
  • Mon 9:00 am - 9:00 pm
  • Tue 9:00 am - 9:00 pm
  • Wed 9:00 am - 9:00 pm
  • Thu 9:00 am - 9:00 pm
  • Fri 9:00 am - 9:00 pm
  • Sat10:00 am - 5:00 pm
  • Sun10:00 am - 3:00 pm
4.59(4.8k reviews)
AME Medical Group, Downey Paramount Urgent Care - 11938 Paramount Blvd, Downey
I have acute allergies & I called 💯 % excellen Check 100% excellent  Staff super very helpful  Care excellent  All in all very good

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3300 E South St, Long Beach, CA 908053300 E South St
Open until 7:00 pm
  • Mon 9:00 am - 7:00 pm
  • Tue 9:00 am - 7:00 pm
  • Wed 9:00 am - 7:00 pm
  • Thu 9:00 am - 7:00 pm
  • Fri 9:00 am - 7:00 pm
  • Sat10:00 am - 3:00 pm
  • SunClosed
4.55(1.6k reviews)
AME Medical Group, Long Beach Urgent Care - 3300 E South St, Long Beach
I checked in pretty fast. Staff was nice. Waiting for the provider to see me took about 20-30 mins.

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15791 Bear Valley Rd, Hesperia, CA 9234515791 Bear Valley Rd
Open until 9:00 pm
  • Mon 8:00 am - 9:00 pm
  • Tue 8:00 am - 9:00 pm
  • Wed 8:00 am - 9:00 pm
  • Thu 8:00 am - 9:00 pm
  • Fri 8:00 am - 9:00 pm
  • Sat 9:00 am - 8:00 pm
  • Sun 9:00 am - 8:00 pm
4.07(3.8k reviews)
Dr. Mike's Walk In Clinic, Hesperia - 15791 Bear Valley Rd, Hesperia
Ms Becky is great fast and straight to the point ! I really suggest having her as your primary Dr !
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31571 Canyon Estates Dr, Lake Elsinore, CA 9253231571 Canyon Estates Dr
Open until 8:00 pm
  • Mon 8:00 am - 8:00 pm
  • Tue 8:00 am - 8:00 pm
  • Wed 8:00 am - 8:00 pm
  • Thu 8:00 am - 8:00 pm
  • Fri 8:00 am - 8:00 pm
  • Sat 9:00 am - 5:00 pm
  • Sun 9:00 am - 5:00 pm
4.87(743 reviews)
This clinic has shorter than average waiting periods

Short Wait Time

A+ Urgent Care, A+ Urgent Care - Lake Elsinore - 31571 Canyon Estates Dr, Lake Elsinore
I walked in and was seen with in the hour and was given meds
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425 Diamond Dr, Lake Elsinore, CA 92530425 Diamond Dr
Open until 8:00 pm
  • Mon 9:00 am - 8:00 pm
  • Tue11:00 am - 8:00 pm
  • Wed 9:00 am - 8:00 pm
  • Thu 9:00 am - 8:00 pm
  • Fri 9:00 am - 8:00 pm
  • Sat 8:00 am - 5:00 pm
  • Sun 9:00 am - 5:00 pm
4.69(4.1k reviews)
Total Care Family Medical Center Urgent Care, Lake Elsinore - 425 Diamond Dr, Lake Elsinore
Waiting room was clean. I am not tech savvy, receptionist helped me. Wait time was about 10 minutes. The male nurse there was wonderful. Wish I remembered his name because he needs a promotion!! I trust my family’s Urgent Care there!!

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741 S Orange Ave, West Covina, CA 91790741 S Orange Ave
View hours of operation
  • MonClosed
  • TueClosed
  • WedClosed
  • ThuClosed
  • FriClosed
  • SatClosed
  • SunClosed
4.7(420 reviews)
This clinic has shorter than average waiting periods

Short Wait Time

AME Medical Group, West Covina Urgent Care - 741 S Orange Ave, West Covina
Friendly and kind staff, knowledgeable and willing to help and figure out solutions. Able to work with tact and knowledge with a patient of trans experience. Easy to talk to.
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1370 Valley Vista Dr, Diamond Bar, CA 917651370 Valley Vista Dr
Open until 8:00 pm
  • Mon 8:00 am - 8:00 pm
  • TueClosed
  • Wed 8:00 am - 8:00 pm
  • ThuClosed
  • Fri 8:00 am - 8:00 pm
  • Sat 8:00 am - 8:00 pm
  • Sun 8:00 am - 8:00 pm
Ultra Healthcare -Virtual Urgent Care - 1370 Valley Vista Dr
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605 E Badillo St, Covina, CA 91723605 E Badillo St
Open until 8:00 pm
  • Mon 2:00 pm - 8:00 pm
  • Tue 2:00 pm - 8:00 pm
  • WedClosed
  • ThuClosed
  • FriClosed
  • SatClosed
  • Sun 9:00 am - 3:00 pm
4.03(114 reviews)
This clinic has shorter than average waiting periods

Short Wait Time

Covina Urgent Care - 605 E Badillo St, Covina
It been great. The staff and NP nurse, serena teddy. She’ very friendly and spent time to as patient to explain every thing iknow. Highly recomended that place
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148 N Grand Ave, Glendora, CA 91741148 N Grand Ave
Open until 7:00 pm
  • Mon 8:00 am - 7:00 pm
  • Tue 8:00 am - 7:00 pm
  • Wed 8:00 am - 7:00 pm
  • Thu 8:00 am - 6:00 pm
  • Fri 8:00 am - 6:00 pm
  • Sat 9:00 am - 4:00 pm
  • Sun 9:00 am - 4:00 pm
4.9(3.4k reviews)
This clinic has shorter than average waiting periods

Short Wait Time

Integrative Urgent Care - 148 N Grand Ave, Glendora
This is my to go place when I get injured or feeling really sick. They are all very professional and caring staff. The doctors know their stuff. Prognosis was on point. They really do care about your health here .
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2707 Valley Blvd, West Covina, CA 917922707 Valley Blvd
View hours of operation
  • MonClosed
  • TueClosed
  • WedClosed
  • ThuClosed
  • FriClosed
  • SatClosed
  • SunClosed
SmartClinic Urgent Care, West Covina - 2707 Valley Blvd
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7923 Garden Grove Blvd, Garden Grove, CA 928417923 Garden Grove Blvd
Open until 6:00 pm
  • Mon 9:00 am - 6:00 pm
  • Tue 9:00 am - 6:00 pm
  • Wed 9:00 am - 8:00 pm
  • Thu 9:00 am - 6:00 pm
  • Fri 9:00 am - 6:00 pm
  • Sat 9:00 am - 6:00 pm
  • SunClosed
This clinic has shorter than average waiting periods

Short Wait Time

Curify Urgent Care  - 7923 Garden Grove Blvd
It was fast, very caring and efficient. Everyone was amazing!
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