COIS
California Oral
Implant Surgery

Expert Care, Rooted in Compassion

Welcome to California Oral and Implant Surgery

California Oral and Implant Surgery is a board-certified oral and maxillofacial surgery practice located at 22926 Three Notch Road in California, MD. Led by Dr. John McElveen — who holds triple doctorates in dental surgery (DDS), medicine (MD), and pharmacy (PharmD) — our practice provides expert dental implants, wisdom tooth removal, bone grafting, corrective jaw surgery, TMJ treatment, sleep apnea surgery, and IV sedation in a comfortable, patient-focused environment.

We proudly serve patients throughout St. Mary's County — including Lexington Park, Leonardtown, Great Mills, Mechanicsville, Hollywood, and Piney Point — as well as neighboring communities in Calvert County, Charles County, and Prince George's County. Whether you've been referred by your general dentist or are exploring treatment options on your own, our team is here to provide compassionate, expert care from your first consultation through full recovery.

Call us at (301) 685-5688 or request a consultation online to get started.

Our Mission

To provide the highest standard of oral and maxillofacial surgery in a safe, comfortable, and state-of-the-art environment. We are dedicated to improving our patients' health and quality of life through personalized care, advanced surgical techniques, and a deep commitment to compassion and excellence.

Meet Our Surgeon

Board-certified expertise backed by triple doctorates and thousands of successful procedures.

Dr. John McElveen, DDS, MD, PharmD — Board-Certified Oral and Maxillofacial Surgeon in California, MD Dr. John McElveen DDS, MD, PharmD

Dr. John McElveen

DDS, MD, PharmD · Board-Certified Oral & Maxillofacial Surgeon
Triple Doctorate Board Certified Johns Hopkins Faculty Howard University Faculty

Dr. John McElveen is an oral, maxillofacial, and craniofacial surgeon who combines advanced surgical training with a commitment to patient-centered care. With doctorates in dental surgery, medicine, and pharmacy, he brings a rare breadth of medical expertise to every procedure — from single dental implants to complex jaw reconstruction and sleep apnea surgery.

600+ Implants / Year
1,000+ Extractions / Year
90–95% Implant Success

Meet Our Dedicated Team

Our friendly and professional staff is here to ensure your experience is seamless and comfortable from start to finish.

Team Member Kevin

Kevin Williams

Office Manager

Team Member Ayanna Warren

Ayanna Warren

Assistant

Team Member Tiffany Gaillard

Tiffany Gaillard

Assistant

Team Member Katrina Brillantes

Katrina Brillantes

Assistant

Team Member Tyriq Anderson

Tyriq Anderson

Sterilization Tech

Team Member Treneti Davis

Treneti Davis

Treatment Coordinator

Our Commitment to Excellence

We invest in the latest technology and uphold the highest standards of safety to provide you with unparalleled care.

Advanced Technology

Our offices are equipped with cutting-edge technology, including 3D cone-beam CT scanners and digital imaging, to ensure precise diagnoses and treatment planning for every procedure.

Patient Safety & Comfort

Your safety is our top priority. We adhere to the strictest sterilization protocols and offer a range of anesthesia options to ensure your surgical experience is as comfortable and stress-free as possible.

Experience the Difference

We invite you to learn more about our practice and how we can help you achieve your oral health goals. Schedule a consultation with us today.

Schedule a Consultation