General Dentists

George Diacoumakos, D.D.S.

George Diacoumakos, D.D.S.

Dr. George Diacoumakos was born and raised in Bay Ridge, Brooklyn and graduated from Stuyvesant High School. He completed his undergraduate career at New York University, where he obtained a Bachelor of Arts degree with a dual major in Biology and Classics. Dr. Diacoumakos continued his post-graduate work at NYU and received his Doctor of Dental Surgery degree from New York University College of Dentistry. Following graduation, he spent 3 years practicing with Dr. Bennett Fidlow in Staten Island, New York. Dr. Diacoumakos then co-established two practices: 5th Avenue Dental Associates with Dr. Glen Cosman and Family Health Dental with Dr. Glen Cosman and Dr. Steven Johnson.

In order to maintain the highest level of professionalism and to keep up with all the latest advances in the field, Dr. Diacoumakos has taken a wide variety of continuing education courses. These include a two-year Implantology in Surgical and Prosthetic Treatment course at New York University, The Maxi Course in Implantology (sponsored by New York University and Brookdale Hospital) and the implant surgery program given by the Misch Institute at the University of Pittsburgh School Of Dentistry. Dr. Diacoumakos has also taken various courses in occlusion, laser dentistry and cadcam dentistry. He is a member of the American Dental Association, the New York State Dental Society, the Second District Dental Society and the Academy of Osseointegration.

Glen Cosman, D.D.S.

Glen Cosman, D.D.S.

Dr. Glen Cosman earned his Bachelor of Science degree in Mathematics and Biology from the University of New York at Albany and completed his Doctorate of Dental Surgery at New York University College of Dentistry. Soon after his graduation, he co-established 5th Avenue Dental Associates and its sister office, Family Health Dental PLLC, located in Staten Island, New York. Both offices employ over 30 dentists and specialists, dental hygienists, assistants and administrators. Dr. Cosman was granted his post-graduate certificate in Orofacial Pain and Temporomandibular Disease (TMJ) from the University of Medicine and Dentistry of New Jersey.

Dr. Cosman is a member of the 2nd District Dental Society, the New York County Dental Society and the American Dental Association. He also participates with the Academy of General Dentistry and the American Laser Society.

Michael Plotno, D.M.D.

Michael Plotno, D.M.D.

Michael Plotno, D.M.D., grew up in the Bronx, NY where he gained admission to the prestigious Bronx High School of Science. He remained in New York to attend the City University of New York earning a Bachelor of Science degree. in Biology graduating with honors. Dr. Plotno went on to attend the University of Pennsylvania School of Dental Medicine graduating at the top of his class. After completing a general practice residency at Suburban General Hospital in Norristown Pennsylvania, Dr. Plotno returned to Philadelphia to specialize in Periodontology, Oral Medicine and Implantology at Temple University. Since earning his specialty certificate in Periodontology in 1984, Dr. Plotno has worked with some of the most distinguished dental professionals throughout New Jersey and New York as well as being an Assistant Clinical Professor in the department of Periodontology at the Rutgers School of Dental Medicine. For the past 30+ years, Dr. Plotno has maintained specialty practices in both New York and New Jersey honing his skills and expertise while building a reputation as one of the area's premier periodontists. Dr. Plotno is only one of a handful of Periodontists in the United States certified to provide state of the art FDA cleared minimally invasive, no cutting/no stitching Laser Assisted Periodontal Surgery ( LANAP ) to his patients. He now brings that same expertise in the fields of Periodontal disease, Oral Medicine and lmplantology to 5Th Avenue Dental Associates, to focus and expand upon the philosophy that is manifest in every facet of this award winning practice.

In addition to bringing his talents to 5 Avenue Dental Associates, Dr. Plotno is a member of numerous prestigious professional organizations, including : American Dental Association, American Academy of Periodontology, American Academy of Oral Medicine, Northeastern Society of Periodontists, International College of Oral lmplantologists, American College of Oral lmplantology and American Society of Osseointegration. Dr. Plotno also assists the New Jersey State Board of Dentistry and is called upon as an expert in the field of Periodontology. We are delighted to be able to provide Dr. Plotno's expertise to our patients here at 5TH Avenue Dental Associates.