Westlake Oral and Plastic Surgery

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About Westlake Oral and Plastic Surgery

Serving the area for over four decades, Westlake Oral and Plastic Surgery is one of the most respected and widely renowned surgical implant practices in the State of California. Dr. Nikchevich, who specializes in surgical implant procedures, has earned the respect of colleagues nationwide and has become one of the leading experts in the field of implant dentistry.

There are two state-of-the-art surgical facilities, equipped with the latest technology available, including 3D imaging for diagnosis and treatment planning, and intraoral scanning for digital implant impressions.

This is one of the only surgical practices in the area with dedicated, professional Implant Coordinators. As some of the most highly educated and experienced Implant Coordinators in the country, they facilitate a seamless treatment sequence for patients and serve as liaisons between the practice and the patients’ restorative dentists. There are two full-time Implant Coordinators in each of the two surgical facilities.

The surgeons at Westlake Oral and Plastic Surgery are committed to continuing education, attending both medical and dental conferences, to remain on the leading edge of advances in surgical procedures, new techniques, and technology.  They also founded the Conejo/Simi Implant Study Club to provide the local dental community with the latest information on implant dentistry from nationally acclaimed speakers.

Meet Our Doctors

Donald Nikchevich, Jr, DDS

Board Certified Oral and Maxillofacial Surgeon Dr. Donald Nikchevich is one of the preeminent surgical implant experts in the country.  He earned his Doctor of Dental Surgery at the USC School of Dentistry, where he was a member of the Omicron Kappa Upsilon Dental Honor Society.  He furthered his education and training with a postgraduate residency in Oral and Maxillofacial surgery at the Los Angeles County-USC Medical Center.


Michael L. Newton, DDS, MD

Dr. Newton is a Board Certified Oral Surgeon with both medical and dental degrees.  He received his Doctor of Dental Surgery from Loma Linda University School of Dentistry and his Doctor of Medicine from the Keck School of Medicine at the University of Southern California.  Dr. Newton is a member of numerous professional organizations.


Marine Sarkisian, DDS, MD

A native of Southern California, Dr. Sarkisian attended the University of California, San Francisco School of Dentistry.  She then pursued her postgraduate residency in Oral and Maxillofacial Surgery at the Los Angeles County-USC Medical Center.  She earned her medical degree from the Keck School of Medicine at USC and completed one year of general surgery at Los Angeles County Medical Center.


Contact Information

911 Hampshire Road, Suite 4
Westlake Village, CA 91361
(805) 495-7416


1987 Royal Avenue, Suite 3
Simi Valley, CA 93065
(805) 522-4022


Implant Restorative Network

The surgeons at Westlake Oral and Plastic Surgery work closely with some of the finest Prosthodontists and general dentists in the area.  Close collaboration between colleagues results in the best possible outcomes for patients.

Arnett Dentistry 
179 Auburn Ct #2 
Westlake Village, CA 91362

Andrea Arons, DDS
29525 Canwood Street #6
Agoura Hills, CA  91301   

Robert Bankhardt, DDS
2720 Cochran Street #2b
Simi Valley, CA  93065

Barry E. Bubar, DDS 
1755 Erringer Rd #1
Simi Valley, CA 93065

Curtis R. Couch, DDS
216 Lombard Street 
Thousand Oaks, CA 91360

Jon C. Ellison, DDS 
1755 Erringer Rd. #10
Simi Valley, CA  TX  93065

Dan Hilton, DDS
20969 Ventura Blvd. Suite 7
Woodland Hills, CA, 91364

Kapadia Dental Care
1240 Westlake Blvd. #101
Westlake Village, CA  91361

Jonathan Ly, DDS
1975 Royal Avenue Suite 1   
Simi Valley, CA  93065   

Blake M. Mueller, DDS, PC
911 Hampshire Road, Suite 5
Westlake Village, CA  91361

Sorin N. Muntean, DDS
110 East Thousand Oaks Blvd.
Thousand Oaks, CA  91360

Victor K. Muradian, DDS
3695 Alamo Street, Suite 300
Simi Valley, CA  93063

Nagel Orthodontics
47 Duesenberg Drive #202
Thousand Oaks, CA  91362

3695 Alamo Street, #301
Simi Valley, CA 93063

Russell Nishimura, DDS
911 Hampshire Road, Suite 5
Westlake Village, CA  91361

Phillip Shindler, DDS
30200 Agoura Road Suite 180
Agoura Hills, CA 91301

Benjamin Sun, DDS
Kathleen Bennett, DDS 
32144 W. Agoura Road #204
Westlake Village, CA  91361 

Thousand Oaks Family Dentistry
1000 Newberry Road Suite 190  
Thousand Oaks, CA  91320

Jeannette Tokuyama, DDS
Lisa Hansen, DDS
1987 Royal Avenue #4
Simi Valley, CA  93065 

Katherine M. Tsap, DDS
1240 South Westlake Blvd.
Westlake Village, CA  91361