Dentistry: Endodontics Expert Witnesses: 5

John O. Winter, DDS, is a Dental Malpractice and Injury Expert with 20 years practicing as a full-time general dentist, and over 16 years as a knowledgeable and effective full time dental expert witness and consultant to attorneys and national insurance companies. 

Background Experience - In 1981, Dr. Winter entered private general dentistry practice in New York which provided a deep knowledge base of risk management and enhancement of the criteria in the evaluation of the Dental Standard of Care.  In 2002, he began a collaboration with major national insurance companies providing defense to claims of dental negligence and malpractice allegations. Dr. Winter is actively licensed by the state of New York to practice dentistry and is a member of the National Association of Dental Consultants. 

Dr. Winter has completed over 400 assignments on liability claims and suits ranging to one million dollar demands. He has saved insurance companies on aggregate over $10 million dollars in settlements and payouts.

Litigation Support - Dr. Winter's cases involve Dental Malpractice requiring an expert to provide dental records and case review for Certificate of Merit, Affidavit of Merit, Deposition and Testimony. His services are also available to Insurance Company dental claim managers requiring defense services for their dental claims and dentist-insured clients, and State Attorneys General requiring Medicaid investigation into dental treatment records and billing.

Dr. Winter can be counted on to be an ethical, respectful, well organized, and prompt worker. He possesses articulate and persuasive speaking abilities to effectively communicate complex dental procedures and terminology in understandable layman terms for client attorneys and juries, at depositions, and at court appearances.

Areas of Expertise:

Dental Malpractice & Injury expert testimony.

As of Nov 2020: I have been deposed over 100 times; reviewed over 800 cases for both defense and plaintiff including peer review, accidents, and malpractice. 52% plaintiff / 48% defense. I have qualified in Superior Court over 50 times and never been disqualified. At least 95% of my time is spent in patient care. 

I can be counted on to being ethical, competent, prepared and analytical as well as articulate and persuasive at depositions and court appearances. Published and have been written about in print, radio, and TV over 200 times. (http://www.expertwitness.dental/)

Click on Expert Testimony - Media Coverage / Write-ups) 

I hold two current professorships: UCLA School of Dentistry & NYU College of Dentistry, and, I am a former Professor at Western University College of Dental Medicine (2013-2018). Licensed in 42 states to opine on the standard of care, with specific licenses in California, Nevada, New Mexico and the Northeast as well as a Florida Expert Certification. Graduated NYU 1988; GPR Residency NYU 1989, Lieutenant, United States Navy 1989- 91; private practice Brentwood, CA since 1991 – serving over 13,000 patients on a fee for service basis.

Founder of the non-profit “Homeless Not Toothless” (www.homelessnottoothless.org), which has made it possible for over 100,000 homeless Veterans, women of domestic abuse and foster children to receive over $7.7 million in pro-bono dental care. Member: American Academy of Cosmetic Orthodontics: 2013-present, ADA since 1991 and Peer Review Committee ADA 1995-2009, Delta Dental Peer Review 2000-present.

Subject Matter Expert In Restorative Dentistry for Dental Board of California 

UCLA School of Dentistry Faculty

Private Practice General Dentist

Ardeshir S. Khou, DDS, specializes in Restorative Dentistry and is licensed to practice in multiple states. He has extensive experience treating patients of all ages in his West Los Angeles practice.

Dr. Khou serves as a faculty member and lecturer in the Division of Constitutive / Regenerative Sciences, Section of Restorative, at the UCLA School of Dentistry. In this capacity, he works with graduating dental students as they work on patients, and trains them in technical, clinical, ethical, and patient interaction skills. He is also a Certified Instructor of the American Heart Association and has trained dentists and dental auxiliary personnel in providing CPR and preventing Emergency scenarios in dental offices.

Litigation Support - Dr. Khou is also a Subject Matter Expert for the Dental Board of California. He has served as an expert in both Plaintiff and Defense cases. He has also been involved as a subject matter expert in numerous board complaints and pre-trial litigations and has worked on a wide range of dental standard of care issues.

Areas of Expertise:

Locations: 

• Oral and Maxillofacial Trauma
• Infections
• Oral Pathology Resection and Reconstruction
• Treatment of Obstructive Sleep Apnea Patients (surgical and non-surgical)
• Craniofacial Anomalies (orthognathic surgery / corrective jaw surgery)

• Oral Pathology
• Nerve Injuries
• TMJ Issues
• Oral Trauma
• Oral and Facial Fractures and Lacerations
• Injuries related to Extraction of Teeth
• Injuries related to Dental Implant \ Surgery
• Orthognathic Surgery Complications
• Head and Neck Infections related to Teeth and Salivary Glands

Willeam A. Choby, DMD, MPA, MAGD, FICCMO, DICOI, has over 40 years of experience Dentistry and Oral Surgery. He is a Board Certified Implant Dentist that perfoms both the Surgery and the Restoration of Implant Teeth. A “Master” in the Academy of General Dentistry (MAGD), Dr. Choby has been recognized by other general dentists as a leader and an example to other dentists of the importance of quality continuing dental education to patient care. Masters have accepted the charge to keep abreast of advances in dentistry for the benefit of patients and the betterment of dentistry. Dr. Choby is also a Fellow in the International College of Cranio-Mandibular Orthopedics (FICCMO), earned a Masters of Public Administration (MPA), and is a Diplomate of the International Congress of Oral Implantologists (DICOI). He is recognized as One of America's Top Dentists by the Consumers Research Council of America. Litigation Support - Dr. Choby's expertise is frequently called upon for second opinions for quality assurance companies, peer review panels, workmen's compensation disputes, automobile accident claims, dental insurance companies, physicians, attorneys, and other dentists. He has offered his expert opinion in more than 100 dental malpractice cases, inspected over 1,100 dental offices for insurance companies, and performed over 1,000 second opinion case reviews, IMEs and peer reviews. His cases have included issues concerning:

View Dr. Choby's Consulting Profile.