SULLIVAN INTERNAL MEDICINE

Sullivan Internal Medicine Group

Hours:

Monday – Friday: 8am – 6pm
Saturday: 9am – 1pm

Sunday and Holidays: Closed

Address:

518 Broadway
Monticello, NY 12701
(845) 794-1600

Middletown Medical welcomes Sullivan Internal Medicine Group (SIMG)! Sullivan Internal Medicine Group P.C. has been serving the community since 1971. Our facility is comprised of board certified physicians trained to diagnose and treat adult illnesses. We specialize in Internal and Pulmonary Medicine, Gastroenterology, Liver Disease, Asthma and Hypertension. We also offer women’s health services. We are gladly accepting new patients by appointment Monday through Saturday.

Internal Medicine, Primary Care and Women’s Health

We provide medical services to adult patients. We strive to give comprehensive, quality health care to individuals and families. Our focus is on prevention of disease as well as treatment of chronic conditions in order to achieve the highest quality of life possible.

Physician Info: Dr. Gary Garfield, Dr. Sheldon Leidner, Dr. Jonathan Weiss, Cynthia Gilmour, F.N.P. (Women’s Health)

Specialty Medicine

Cardiology

Our exceptional cardiologists are board certified in cardiology, interventional cardiology, cardiovascular disease, echocardiography and nuclear cardiology. They work hard to provide personalized treatment plans for all cardiac conditions. At our Middletown office, we offer state-of-the-art diagnostic procedures and equipment for both invasive and non-interventional cardiology if needed.

Physician Info: Dr. Bonnie Seecharran

Gastroenterology

Our board certified gastroenterologist specializes in treating illnesses and diseases of the digestive tract, such as colon cancer, Crohn’s Disease, Barrett’s Esophagus, ulcers and GERD. Additionally, in our Middletown office, there is a state-of-the-art endoscopy suite where diagnostic tests of the upper and lower gastro-intestinal (GI) tract can be conducted in our warm, welcoming facility. Our professionally trained staff rounds out your care and treatment plan.

Physician Info: Dr. Sheldon D. Leidner

Orthopedics

Our board certified orthopedic surgeon specializes in treatment of fractures, total joints, knee and shoulder arthroscopy as well arthroscopic sports medicine. He looks forward to helping you become pain-free! All aspects of orthopedic care are treated with the latest information and technology available. Improving your quality of life is our top priority.

Physician Info: Dr. Charles Peralo

Pulmonary Medicine

Our highly trained and experienced pulmonologists and critical care specialists are dedicated to the health and quality of life of their patients. They are highly skilled in treating a wide range of lung diseases as well as in conducting pulmonary function testing and bronchoscopy procedures. If you are having breathing problems due to COPD, asthma, cancer, cystic fibrosis or any other lung disorder, your health is our top priority.

Physician Info: Dr. Gary Garfield, Dr. Jonathan Weiss

Directions:

From Route 17 East – Take Exit 104. Take the RT-17B toward Raceway/Monticello/Airport. Keep left at the fork to go on Jefferson St. Turn left onto Broadway/RT-42. Our building is on the left.

From Route 17 West – Take Exit 105A. Merge onto RT-42 S/Pleasant Street. Turn right onto Broadway/RT-42. Our building is on the right.

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Dr. Gary C. Garfield, F.C.C.P.

Internal Medicine and Pulmonary Medicine

Dr. Gary C. Garfield is Board Certified in Pulmonary Disease and Internal Medicine....

Request An Appointment, Request A Refill, Request Lab Results, and Request A Referral

Locations: Default and Sullivan


Cynthia Gilmour, F.N.P.

Family Nurse Practitioner and Primary Care

Cynthia Gilmour is a Family Nurse Practitioner with close to 20 years of dedicated experience, specializing in Internal Medicine...

Request An Appointment, Request A Refill, Request Lab Results, and Request A Referral

Locations: Default and Sullivan


Sheldon D. Leidner, M.D., F.A.C.G.

Gastroenterology and Internal Medicine

Dr. Leidner is a double Board Certified physician with more than 35 years experience, and specializing in Internal Medicine and Gastroenterology....

Request An Appointment, Request A Refill, Request Lab Results, and Request A Referral

Locations: Default and Sullivan


Charles Peralo, M.D.

Orthopedic Surgery/Sports Medicine

Dr. Peralo is a regarded Orthopedic Surgeon with more than 20 years of varied experience throughout the Greater New York region....

Request An Appointment, Request A Refill, Request Lab Results, and Request A Referral

Locations: Default, Middletown, Sullivan, and Warwick


Bonnie Seecharran, M.D.

Cardiology

Dr. Seecharran received his medical degree from the United Medical and Dental Schools of Guy’s...

Request An Appointment, Request A Refill, Request Lab Results, and Request A Referral

Locations: Default, Ellenville, Middletown, and Sullivan


Jonathan Weiss, M.D., F.C.C.P.

Internal Medicine and Pulmonary and Sleep Medicine

Dr. Weiss is a Board Certified physician with close to two decades experience, and specializing in Internal Medicine and Pulmonology....

Request An Appointment, Request A Refill, Request Lab Results, and Request A Referral

Locations: Default and Sullivan