SmilesAtlas
Independent practice

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

General dentistry · Simi Valley, CA
4.9510 Google reviews
Call practiceOfficial siteDirections
Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc
Key facts
  • Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc is 1 of 131 general dentists listed in Simi Valley, CA.
  • License status on record at the Dental Board of California: inactive.
  • Independent practice.
  • Public rating 4.9 from 510 Google reviews.

SmilesAtlas verification

What we matched to public records, with links so you can verify it yourself.
!
Dental license: inactive (#27993)
NPI matched to the Dental Board of California; license inactive. Not currently active, so confirm before booking.
Verify with Dental Board of California
✓
No disciplinary actions on record
Checked against the board's published enforcement list. None found.
Dental Board of California · verified
✓
Independent practice
Registered as a sole proprietor with no parent organization.
NPPES + ownership check
What we could not verify yet: We do not yet have a public source for this dentist's board-certification or CE status, so we have left it out. We never fabricate a credential.
Data freshness: NPI record 2026-08-23; license board 2026-06-10; Google listing 2026-06-07; practice website 2026-08-24. Confirm time-sensitive details directly.
Open the official NPI recordOpen the state license search

About this practice

Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc is a general dental practice at 1445 E Los Angeles Ave, Suite 300 in Simi Valley, CA. Its dentist holds a license the Dental Board of California reports as inactive (license #27993), with no disciplinary action on record. Public records show it as independent practice (registered as a sole proprietor with no parent organization). It has 510 Google reviews at 4.9 stars. Posted hours cover 7 days a week.

Visit

Address
1445 E Los Angeles Ave, Suite 300, Simi Valley, CA 930652817
Phone
8055268296
Hours
Friday: ClosedMonday: ClosedSaturday: ClosedSunday: ClosedThursday: ClosedTuesday: ClosedWednesday: Closed

Reputation

4.9
510 Google reviews
Sources and verification

Frequently asked questions

Is Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc a verified dentist?
Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc holds a license the Dental Board of California reports as inactive (license #27993), is independent practice, and has 510 Google reviews. The profile shows the source date and direct verification links.
How do I verify Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc myself?
Open the official NPI record at NPPES NPI Registry (CMS) and search the Dental Board of California for the license number to confirm the status shown here.
Does Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc accept new patients?
We do not have a confirmed new-patient status for Dr. Kosta's Dental Office, Konstantinos Proussaefs, DDS, Inc; call the office to check.