Ambulatory Clinic Program

St. John’s Ambulatory Care Programs provide patients with access to a wide range of medical experts who work together to deliver a patient-centered approach to care. We educate patients about their conditions, encourage questions and collaboration, discuss how the condition affects the patient emotionally, and involve patients in treatment decisions. Our clinic programs serve patients of all ages, including children.

The clinic is conveniently located on the 5th floor of St. John’s Episcopal Hospital.

For more information on our Ambulatory Clinic Program, or to make an appointment, call 718-869-7690.

Ambulatory Care Programs:

  • Adult Neurology
  • Arthritis
  • Audiology
  • Breast
  • Cardiology
  • Colposcopy
  • Dermatology
  • Endocrinology
  • ENT
  • Family Practice
  • Gastroenterology
  • Genitourinary
  • Hematology
  • Infectious Disease
  • Internal Medicine
  • Neonatology
  • Nephrology
  • Nutrition
  • Obstetrics
  • Oncology
  • Opthalmology
  • Orthopaedics
  • Pacemaker
  • Pediatrics
  • Podiatry
  • Pulmonology
  • Surgery

The Team

Dr. Fons Amaye-Obu: Dr. Fons Amaye-Obu is an Ob-Gyn at St. John’s Medical Group’s Ob-Gyn practice as well as in the Ambulatory Clinic. He has completed a residency in Obstetrics and Gynecology at Brooklyn Jewish Hospital- Interfaith Medical Center, in addition to Gynecological Endoscopic and Laser Surgery Training at Stanford University Medical Center and Clinical Fellowship Training at the University of Toronto. He is a Diplomat with the National Board of Medical Examiners, a Diplomat with the American Board of Obstetrics and Gynecology, a Fellow of the American College of Obstetrics and Gynecology, and Board-Certified in Obstetrics and Gynecology.

Dr. Heino Anto: Dr. Heino Anto is a Nephrology specialist at the medical group’s Ambulatory Care Clinic. He also serves as the Director of St. John’s Episcopal Hospital’s Nephrology Department and Director of the hospital’s Renal Clinic. He is a member of the American Society of Nephrology, a Fellow of the American College of Physicians, a member of the Medical Society of the State of New York, and a member of the Nassau County Medical Society. He is Board-Certified by the American College of Physicians and the American Board of Internal Medicine with Subspecialty in Nephrology.

Dr. Jackie Battsita: Dr. Jackie Battista, Chief of Minimally Invasive Surgery, is also a graduate of the residency at St. John’s. After becoming Board-Certified by the American Board of Surgery, she completed her fellowship in MIS before returning to practice in the area. She is also the Program Director for General Surgery Residency and enjoys teaching and educating. She is an active member of various hospital committees.

Dr. Jordan Brodsky: Dr. Jordan Brodsky is a Rheumatology specialist who treats patients at St. John’s Medical Group’s Ambulatory Care Clinic. He graduated from Sackler School of Medicine before completing an Internal Medicine Residency at Beth Israel Medical Center in New York and a Rheumatology Fellowship at Albert Einstein College of Medicine in the Bronx. He is board certified in Internal Medicine.

Dr. Rajbir Chopra: Dr. Rajbir Chopra is a Board-Certified Nephrology specialist at St. John’s Medical Group’s Ambulatory Clinic. He has also specialized in Internal Medicine and Geriatrics, and he is Board-Certified in both. Dr .Chopra is a member of the Renal Physicians Association, the National Kidney Foundation, and the Medical Society of New York.

Dr. Mohammed Chowdhry: Dr. Mohammed Chowdhry is an Endocrinology specialist at the medical group’s Outpatient Ambulatory Clinic. In addition to English, he is also fluent in Urdu, Hindi, and Punjabi.

Dr. Regina Druz: Dr. Regina Druz is a Cardiology specialist who also serves as the Chief of Cardiology at St. John’s Episcopal Hospital. She completed an Internal Medicine Residency, as well as a Cardiology Fellowship at The New York Hospital, Cornell University Medical Center and The New York Presbyterian Hospitals of Columbia and Weill Cornell, respectively. Her focuses include Preventative Cardiology, Coumadin Monitoring, Cardiac Catheterization, and Vascular Ultrasound.

Dr. Rulx Dupiton

Dr. Jacob Eisdorfer: Dr. Jacob Eisdorfer, director of Colorectal Surgery, completed his residency at SUNY Downstate and Colorectal Fellowship at Robert Wood Johnson. He is Board-Certified in General Surgery and Colorectal Surgery. He is also the director for the surgical clerkship for medical students.

Dr. Jay Fenster

Stacey Foye

Dr. Sheldon Genack: Dr. Sheldon Genack is an Otalaryngology specialist who practices out of the medical group’s Ambulatory Care Clinic. He also serves as Division Chief of Otolaryngology- Head and Neck Surgery and Facial Plastic and Reconstructive Surgery at St. John’s Episcopal Hospital. After completing a Otolaryngology at SUNY Health Science Center, he also completed fellowships in Facial Plastic and Reconstructive Surgery. He is Board Certified by the American Board of Otolaryngology, the National Board of Medical Examiners, the American Board of Facial Plastic and Reconstructive Surgery, and the American College of Surgeons.

Dr. David Gordon: Dr. David Gordon is a Podiatry and Wound Care Specialist at the medical group’s Ambulatory Care Clinic. He completed his residency at New York Methodist Hospital in Brooklyn where he served as Chief Resident. He is Board Certified by the American Board of Multiple Specialties in Podiatry, as well as the American Board of Foot and Ankle Surgery.

Dr. Allan Hausknecht: Dr. Allan Hausknecht is a specialist in Neurology at the medical group’s Ambulatory Care Clinic. He is a Diplomate of the American Board of Psychiatry and Neurology as well as the American Board of Quality Assurance and Utilization Review Physicians. Dr. Hausknecht is a member of the American Academy of Neurology and the Royal Society of Medicine.

Dr. Arnold Hertz: Dr. Arnold Hertz is a Doctor of Podiatric Medicine who practices at St. John’s Medical Group’s Ambulatory Clinic, located at the hospital. He often works with patients from the medical group’s Wound Care Center. His focuses include CO2 Surgical Laser procedures, Internal and External Fixation, Endoscopic Plantar Fasciotomy, Ankle and Foot Arthoscopy, Minimal Incision Surgery, Implants, and Diabetic Wound Care and Evaluation.

Dr. Howard Hoffman

Dr. Anita Holman: Dr. Anita Holman specializes in Obstetrics and Gynecology at the group’s Ambulatory Care Clinic. She also serves as Chief of Ambulatory Services and Outpatient Clinics at St. John’s Episcopal Hospital. She is a fellow of the American College of Obstetrics and Gynecology and competed her residency at Long Island College Hospital in Brooklyn, where she served as Administrative Chief Resident.

Dr. Anthony Horvath: Dr. Anthony Horvath is an Orthopedic specialist at the medical group’s Ambulatory Clinic. He completed his residency in Orthopedic Surgery at Kings County- Downstate Medical Center. He is a Fellow of the American Academy of Neurological and Orthopedic Surgeons, a Member of the American College of Sports Medicine, a Diplomate of the American Board of Sports Medicine and Surgery, and a Fellow of the International College of Surgeons. He is Board Certified by the American Academy of Neurological and Orthopedic Surgery.

Dr. Theodore Hufford: Dr. Theadore Hufford, the newest member of the faculty here at St. John’s, completed his medical training at Wright State University, General Surgery Residency at UIC in Chicago, and an Advanced Laparoscopic, Endoscopic, and Bariatric Surgery fellowship at the Cleveland Clinic in Cleveland, Ohio. He is also Board-Certified by the American Board of Surgery and is trained in advanced Endoscopic techniques and certified by SAGES for both FLS and FES.

Dr. Jeffery Kass: Dr. Jeffery Kass is a Podiatrist at the medical group’s Ambulatory Care Clinic. He completed residency training at Jamaica Hospital and Peninsula Hospital Center. He is board certified by the American Board of Podiatric Medicine, a fellow of the American Professional Wound Care Association, a member of the American Podiatric Medical Association, and a member of the Executive Board of Nassau County Podiatric Medical Association.

Dr. Asaf Klein: Dr. Asaf Klein is a Rheumatology specialist at St. John’s Medical Group’s Ambulatory Care Clinic. He completed a residency in Internal Medicine at the Cleveland Clinic Foundation before completing a fellowship in Rheumatology with Northwell Health. He is board certified by the American Board of Internal Medicine in Rheumatology and is a member of the American College of Rheumatology.

Dr. Benjamin Levine: Dr. Benjamin Levine is a Rheumatology specialist at the medical group’s Ambulatory Care Clinic. He attended Albert Einstein College of Medicine before completing an Internal Medicine Residency at UMDNJ-NJMS in Newark, followed by a Rheumatology fellowship at Albert Einstein College of Medicine/Montefiore Medical Center. He is board certified in both Internal Medicine and Rheumatology.

Dr. Thomas Lubeski: Dr. Thomas Lubeski is a Wound Care specialist at St. John’s Medical Group’s Wound Care Center. He also is the Department of Surgery’s Medical Director of Wound Care and Hyperbaric Therapy. He earned a Doctorate of Osteopathy from the New York College of Osteopathic Medicine and is Wound Care Certified by the National Alliance of Wound Care and Ostomy. He has 26 years of Wound Care experience.

Dr. Sheldon Markowitz: Dr. Sheldon Markowitz is an Endocrinologist who sees patients at St. John’s Medical Group’s Ambulatory Clinic. He is also the hospital’s Chairman of Medicine and Chairman of Endocrinology. He completed his residency in Internal Medicine at Presbyterian University Hospital before completing a Fellowship in Endocrinology at Long Island Jewish Medical Center. He is Board-Certified in Internal Medicine and Endocrinology.

Dr. Mark Michnik: Dr. Mark Michnik is an Ob-Gyn who sees patients at the medical group’s Ambulatory Care Clinic. He was an Obstetrics and Gynecology Resident at Mount Sinai School of Medicine and Nassau University Medical Center, and served as Chief Resident of his program at New York Medical College St. Vincent Catholic Medical Centers. Dr. Michnik has experience in gynecological surgeries and operative obstetrics, gynecological endoscopy, and management of high-risk obstetrical patients. He is certified by the American College of Obstetricians and Gynecologists, as well as by the American Urogynecological Society.

Dr. Roman Pachulski: Dr. Roman Pachulski is a Cardiology specialist and Assistant Chief of Cardiology at St. John’s Episcopal Hospital. He completed both an Internal Medicine Residency and Cardiology Fellowship at the University of Ottawa, as well as an Electrophysiology Fellowship at the Hospital of the University of Pennsylvania.

Dr. Raymond Pastore: Dr. Raymond Pastore is a Hematology specialist who treats patients at St. John’s Medical Group’s Ambulatory Care Clinic. He completed a residency in Internal Medicine at Jewish Hospital & Medical Center of Brooklyn before attending Long Island Jewish Medical Center, where he completed a fellowship in Hematology. As a member of many national medical societies, Dr. Pastore has extensive experience treating patients with various blood disorders.

Dr. Sheldon Pike: Dr. Sheldon Pike is a Urology specialist at St. John’s Medical Group’s Ambulatory Care Clinic. He completed his residency in General Surgery at Columbia University School of Medicine, as well as a Urology residency at Beth Israel Medical Center, where he was named Chief Resident. He is fluent in French, German, and Spanish. Dr. Pike’s specialties include Urodynamics, Transrectal Ultrasound, Endourology, and Impotence Urologic Prosthetics.

Dr. Kenneth Roistacher

Dr. Nathan Rothman

Dr. Michael Rotman: Dr. Michael Rotman is a Urologist who sees patients at the Medical Group’s Ambulatory Care Clinic. He was both a Surgical resident and Chief Urology resident at Beth Israel Medical Center. Dr. Rotman is a member of the American Urologic Association, the American Foundation for Urological Diseases, the New York State Medical Society, and the American Society of Reproductive Medicine. He is board certified by the American Board of Urology.

Dr. Ali Safavi

Dr. Natalie Schwartz: Dr. Natalie Schwartz is a specialist in Primary Care and Endocrinology. She also serves as Chief Population Health Officer at St. John’s Episcopal Hospital. She has over 25 years of experience caring for patients and is certified as a Diabetes Educator by the National Board of Certified Diabetes Educators.

Dr. Saira Shahab: Dr. Saira Shahab is an Infectious Disease Specialist at St. John’s who practices at the medical group’s Ambulatory Clinic. She completed her residency in Internal Medicine at Carney Hospital, Tufts University School of Medicine before a Fellowship in Infectious Diseases at North Shore LIJ Medical Center.

Dr. Suzanne Sirota-Rozenberg: Dr. Suzanne Sirota-Rozenberg is a Dermatologist at St. John’s Medical Group who also serves as the Program Director of Dermatology Residency for St. John’s Episcopal Hospital. She completed a residency in dermatology at St. John’s in addition to completing a Family Medicine Residency at Peninsula Hospital Center.

Dr. Robert Stevenson: Dr. Robert Stevenson is an Ob-Gyn who practices at the medical group’s 1st floor Ob-Gyn practice, Ambulatory Clinic, and Belle Harbor location. His focuses include Diagnostic Laparoscopy, Laparosopic and Open Hysterectomies, and Colposcopy.

Dr. Joseph Tarantino: Dr. Joseph Tarantino is a Doctor of Podiatric Medicine who practices at the medical group’s Ambulatory Clinic. He works closely with the group’s Wound Care Center and he specializes in wound and tissue healing, reconstructive and rehabilitative foot and ankle surgery, management of lower extremity infections and vascular problems, and surgical and medical diabetic foot care.

Dr. Yitzhak Twersky

Dr. Neysa Valentin-Capeles: Dr. Neysa Valentin-Capeles, chairperson for the Department of Surgery, also specializes in Vascular Surgery. Board-Certified by the American Board of Surgery, she also is heavily involved and certified with complex wound care. She was a graduate of the residency program here at St. John’s and was very excited to return and help lead the department. She is also fluent in Spanish.