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Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc

Dentist
4.9 (490 reviews) Updated Mar 16, 2026
1445 E Los Angeles Ave #300 Simi Valley, CA 93065

About Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc

Dental practices in Simi Valley don’t often accumulate nearly 500 reviews with a 4.9 average, but that’s the case for this office on East Los Angeles Avenue. Run by Konstantinos Proussaefs, DDS, Inc, the practice handles everything from routine cleanings and fillings to crowns and extractions. Feedback online leans heavily toward consistency—patients note the same level of care whether they’re in for a quick checkup or a more involved procedure. The office sits in Suite 300 of a professional building, a location that’s easy to spot if you’re familiar with the stretch between Yosemite and Cochran.

Public response suggests this isn’t the kind of place that overpromises or underdelivers, which might explain the high volume of repeat visits. For anyone mapping out their next appointment, the directions are simple, and the phone line at (805) 526-8296 connects directly to the front desk. It’s one of those spots where the Google rating actually reflects what you’ll encounter—no surprises, just the standard you’d expect from a well-run dental office in a neighborhood that doesn’t have time for gimmicks.

This listing was last updated on March 16, 2026

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Business Hours

Business Details

Accessibility
Wheelchair accessible parking lot
Wheelchair accessible restroom
Offerings
Cosmetic dentistry
Emergency services
Pediatric care
Sedation dentistry
Amenities
Planning
Appointment required
Appointments recommended
Payments
Credit cards
Debit cards
NFC mobile payments
Payment plans