Meet our team

We are committed enhancing the quality of your life. Our team includes board-certified, fellowship-trained specialists including neurologists, physical therapists, chiropractors, orthopedic surgeons, internal medicine physicians and award-winning pain management specialists.

Dr. Nick Chiappetta


Nick Chiappetta is a dynamic and talented chiropractor with over 16 years experience in providing chiropractic care in Brooklyn, NY. Dr. Chiappetta is a major shareholder in Metro Healthcare Partners.

Dr. Igor Stiler

Board Certified

With extensive knowledge and long-term experience in the field, Dr. Igor Stiler is focused on using the latest advances in the field of neurology to improve patient care.

Dr. Brian Haftel

Pain Management Specialist & Anesthesiologist

Dr. Brian Haftel has a wide range of experience in treating chronic and refractory pain problems using many different approaches including medications, interventional pain procedures, and physical therapy.

Dr. Gus Katsigiorgis

Orthopedic Surgeon

Board certified by the American Osteopathic Board of Orthopedic Surgery, Dr. Gus Katsigiorgis is a highly respected orthopedic surgeon in the New York City area. He graduated in the top five percent of his class at New York College of Osteopathic Medicine.

Dr. Russell Greenseid


Dr. Russell Greenseid is a practicing chiropractor, major shareholder and Chief of Staff at Metro Healthcare Partners.  As Doctor of Chiropractic (D.C.), he has been licensed by the New York State for 19 years.

Dr. Sid Prakash


Dr. Sid Prakash is a board-certified attending radiologist who previously served as Chairman of Radiology and Co-Chief Information Officer at North General Hospital in Manhattan, an affiliate of Mount Sinai Hospital. He is also a New York City based entrepreneur.

Matthew Valvo


Matthew Valvo is an N.C.C.P.A. certified physician assistant. He has over 31 years of experience in pre-operative and post-operative patient care, outpatient management in orthopedic surgery, radiograph and comprehensive diagnostic interpretation.

Juna A. Rago

Physical Therapist

Juna Rago is an experienced, dedicated, caring and licensed Physical Therapist for over 13 years.  She joined Metro Healthcare Partners (formerly Healthquest) in 2011.

Edwin J. Thorne

Physical Therapist Assistant

Edwin Thorne’s varied work experience, superb interpersonal skills, and passion for his job and the New York Mets truly brighten up the office. Edwin is an intrinsic part of the Metro Healthcare Partners team.

Dr. Christos Vasakiris


With thirty years of clinical experience and involvement in new state legislature, Dr. Christos Vasakiris continues to shape the chiropractic profession. He is one of the most accomplished chiropractors in New York State and among other concentrations he specializes in EMG and NCV testing.

Dr. Ralph A. Mangels


Dr. Ralph Mangels is one of the most highly educated, well-read scholars in the chiropractic profession. He teaches at New York Chiropractic College and is on the post-graduate faculty staff for the Canadian Memorial Chiropractic College and Northwestern Chiropractic College. Dr. Mangels has extensive experience in EMG & NCV testing.

Alla Mavasheva

MRI Technologist

Alla Mavasheva is a certified MRI Technologist at Metro Healthcare Partners and registered professional with many years of experience in this field.

Dr. Eric J Feldmann


Dr. Eric J. Feldmann has 20 years of diverse medical experiences, with an emphasis in Diagnostic Radiology. He graduated with honors from Albert Einstein College of Medicine of Yeshiva University in 2006.

Kyle Otto

Physician Assistant

Kyle Otto has been a physician assistant for over 10 years and has consistently focused on orthopedics and pain management. Kyle is NCCPA board certified.

Amy Skinner

Physician Assistant

Amy Skinner has been a NCCPA certified physician assistant since 2011 and a certified medical examiner for the Department of Transportation. She also champions the benefits of alternative therapies including CBD oil.

Employment Opportunities

Metro Healthcare Partners is a team of collaborative, innovative doctors who enjoy contributing to our dynamic, rewarding medical culture. We’ve come together from many different backgrounds, united by our passion for working critically—and with curiosity, integrity and camaraderie.


Sheepshead Bay, Brooklyn