The 20 Best Retroperitoneal Inflammation Doctors Near Me in New York, NY

Find the Top Retroperitoneal Inflammation Experts and Specialists

The 20 Best Retroperitoneal Inflammation Doctors near New York, NY

Last Updated: 02/22/2026

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MediFind found 636 doctor with experience in Retroperitoneal Inflammation near New York, NY. Of these, 565 are Experienced, 69 are Advanced and 2 are Distinguished.

Location
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636 providers found
    Experienced in Retroperitoneal Inflammation
    General Surgery
    Experienced in Retroperitoneal Inflammation
    General Surgery

    Valley Physician Services PC

    108 Jackson St, Apt 6b, 
    Hoboken, NJ 
     (2.6 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English, Russian, Spanish
    Accepting New Patients

    Igor Elyash is a General Surgeon in Hoboken, New Jersey. Dr. Elyash has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Ogilvie Syndrome, Hernia, Gallbladder Disease, Cholecystitis, and Hernia Surgery. Dr. Elyash is currently accepting new patients.

    Parswa Ansari
    Advanced in Retroperitoneal Inflammation
    General Surgery | Colorectal Surgery
    Advanced in Retroperitoneal Inflammation
    General Surgery | Colorectal Surgery
    515 Madison Avenue, Room 705, 
    New York, NY 
     (3.7 miles away)
    Languages Spoken:
    English, Spanish

    "Parswa Ansari, MD, is a double board-certified colon and rectal surgeon at Northwell's Lenox Hill Hospital, with over 15 years of experience. He treats various anorectal disorders, including hemorrhoids, fissures and fistulas, and has expertise in laparoscopic colorectal resections for cancer, inflammatory bowel disease and diverticulitis. He also has a focus on advanced endometriosis.""My father was a doctor; seeing how he conducted himself inspired me to pursue a career in medicine,"" says Dr. Ansari, who graduated from Columbia University College of Physicians and Surgeons. He then completed a residency in general surgery at New York-Presbyterian Hospital and a fellowship in colon and rectal surgery at Lahey Clinic Medical Center.Having joined Lenox Hill Hospital in 2007, Dr. Ansari was originally the only colorectal surgeon on staff and has since seen the team grow to include multiple colorectal surgeons. ""We all work closely together, which strengthens the level of care we provide,"" he says. He also collaborates with a multidisciplinary team to provide patients with comprehensive care. For instance, he partners with gynecologists and urologists to provide holistic care for a large volume of endometriosis patients. ""Endometriosis knows no boundaries,"" he explains. ""Advanced forms can invade anywhere, including the colon, rectum or other parts of the intestine, so having a team approach to treatment is extremely important.""Passionate about educating the next generation of doctors, Dr. Ansari has written chapters for textbooks and serves as program director for the general surgery residency at Lenox Hill Hospital, as well as assistant professor at Donald and Barbara Zucker School of Medicine at Hofstra/Northwell.Dr. Ansari is a fellow of the American College of Surgeons and the American Society of Colon and Rectal Surgeons, and he has served on the Executive Council of the New York Society of Colon and Rectal Surgeons. His surgical expertise and commitment to the New York community has earned him recognition on several prestigious physician lists, including Castle Connolly Top Doctors and New York Magazine Top Doctors.Dr. Ansari's patients appreciate his calm demeanor and ability to explain complex details in a way that's easy to understand. ""I love connecting with patients and helping them get better,"" he says. ""Their gratification, and that of their loved ones, is what's most meaningful to me.""". Dr. Ansari is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Proctitis, Genital Warts, Retroperitoneal Inflammation, Colonoscopy, and Bladder Reconstruction.

    Jeffrey S. Aronoff
    Advanced in Retroperitoneal Inflammation
    Colorectal Surgery
    Advanced in Retroperitoneal Inflammation
    Colorectal Surgery
    150 East 58th Street, 
    New York, NY 
     (3.9 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jeffrey Aronoff is a Colorectal Surgeon in New York, New York. Dr. Aronoff is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Proctitis, Encopresis, Rectal Prolapse, Hernia Surgery, and Bladder Reconstruction.

    Learn about our expert tiers
    Experienced in Retroperitoneal Inflammation
    General Surgery
    Experienced in Retroperitoneal Inflammation
    General Surgery
    110 E 59th St, Ste 8A, 
    New York, NY 
     (3.9 miles away)
    Languages Spoken:
    English

    Paresh Shah is a General Surgeon in New York, New York. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Gastrointestinal Stromal Tumor, Familial Pancreatic Cancer, Neuroendocrine Tumor, Small Bowel Resection, and Pancreatectomy.

    Jaisa Olasky
    Advanced in Retroperitoneal Inflammation
    General Surgery
    Advanced in Retroperitoneal Inflammation
    General Surgery

    Northwell Health Physician Partners Bariatric Surgery At Lenox Hill

    186 East 76th Street, 1st Floor, 
    New York, NY 
     (4.6 miles away)
    Languages Spoken:
    English

    Jaisa Olasky is a General Surgeon in New York, New York. Dr. Olasky is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Hernia, Ogilvie Syndrome, Gallbladder Disease, Gastrostomy, and Hernia Surgery.

    Parul J. Shukla
    Advanced in Retroperitoneal Inflammation
    Colorectal Surgery
    Advanced in Retroperitoneal Inflammation
    Colorectal Surgery

    Northwell Health Physician Partners Gastrointestinal Surgical Oncology At East 76th Street

    122 East 76th Street, 1b, 
    New York, NY 
     (4.8 miles away)
    Languages Spoken:
    English

    Dr. Shukla serves as Regional Chief of Colon and Rectal surgery for Westchester. He sees patients and performs surgery at Lenox Hill Hospital, Phelps Memorial Hospital and Northern Westchester Hospital.He also serves as Professor of Surgery at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell.Dr. Shukla specializes in the treatment of colon and rectal cancers including advanced polyps unsuitable for colonoscopic removal, Ulcerative Colitis and Crohn's disease, Diverticulitis, and complex pelvic issues.Dr. Shukla is skilled in all established minimally invasive surgical modalities, including laparoscopic, endoscopic and robotic techniques.In addition to his clinical practice, Dr. Shukla is a renowned researcher and educator. He is widely published with over 120 articles in peer reviewed medical journals and 17 book chapters. He has served as Editor in Chief of the Journal of Colorectal Diseases and as a member of the editorial board for the World Gastroenterology Organization (WGO). Dr. Shukla is an invited reviewer for many international journals and has been an invited lecturer at hundreds of meetings and conferences around the world.Dr Shukla is a Fellow of the Royal College of Surgeons of Glasgow. He has earned many honors and awards throughout his career. Dr. Shukla is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Hemorrhoids, Rectal Prolapse, Anal Fissure, Ileostomy, and Pancreaticoduodenectomy.

    Distinguished in Retroperitoneal Inflammation
    General Surgery
    Distinguished in Retroperitoneal Inflammation
    General Surgery

    New York University

    111 Broadway, 
    New York, NY 
     (0.4 miles away)
    Languages Spoken:
    English

    David Shin is a General Surgeon in New York, New York. Dr. Shin is rated as a Distinguished provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Retroperitoneal Inflammation, Gallbladder Disease, Hernia, Hernia Surgery, and Colostomy.

    Advanced in Retroperitoneal Inflammation
    General Surgery
    Advanced in Retroperitoneal Inflammation
    General Surgery

    Gramercy Park Physicians LLP

    10 Union Sq E, 
    New York, NY 
     (1.7 miles away)
    Languages Spoken:
    English

    Alexander Bulanov is a General Surgeon in New York, New York. Dr. Bulanov is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Anal Fissure, Mesenteric Venous Thrombosis, Hemorrhoids, Proctitis, and Hernia Surgery.

    Advanced in Retroperitoneal Inflammation
    Intensive Care Medicine
    Advanced in Retroperitoneal Inflammation
    Intensive Care Medicine

    Nyu Langone Health-Adrenal Surgery Program

    530 1st Ave Fl 12, 
    New York, NY 
     (2.7 miles away)
    Languages Spoken:
    English

    Erin Fitzgerald is an Intensive Care Medicine provider in New York, New York. Dr. Fitzgerald is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Ogilvie Syndrome, Retroperitoneal Inflammation, Cellulitis, Small Bowel Resection, and Hernia Surgery.

    Advanced in Retroperitoneal Inflammation
    General Surgery
    Advanced in Retroperitoneal Inflammation
    General Surgery

    Center For Community Health At NewYork-Presbyterian Brooklyn Methodist Hospital

    515 6th St, 
    Brooklyn, NY 
     (3.4 miles away)
    Languages Spoken:
    English

    Pieter Smit is a General Surgeon in Brooklyn, New York. Dr. Smit is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Subarachnoid Hemorrhage, Retroperitoneal Inflammation, Cholecystitis, Gastrostomy, and Hernia Surgery.

    Jason R. Penzer
    Experienced in Retroperitoneal Inflammation
    Colorectal Surgery
    Experienced in Retroperitoneal Inflammation
    Colorectal Surgery
    515 Madison Avenue, Room 705, 
    New York, NY 
     (3.7 miles away)
    Languages Spoken:
    English

    "Jason Ross Penzer, MD, is a colorectal surgeon with more than 20 years of experience in the treatment of colon, rectal and anal disease. Dr. Penzer moved his private practice to Lenox Hill Hospital in 2010, where he serves today as an attending surgeon.Dr. Penzer grew up in a medical family and was inspired by his father. ""I would spend a lot of time going on rounds with him as a child, sitting at the nurse's station with my coloring book,"" he says. ""Later, I fell in love with surgery during my third-year surgical rotation in medical school; it was the only thing I wanted to do. I didn't want to pass patients on to others-I wanted to be their problem solver.""Dr. Penzer graduated magna cum laude from Harvard College, earned his medical degree from Yale University, then did his general surgery training at St. Vincent's Hospital in Manhattan. He was a colon and rectal surgery fellow at the University of Medicine and Dentistry of New Jersey (UMDNJ). Now, as a clinical assistant professor at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell, he passes on his knowledge by giving several lectures a year and teaching residents and medical students in the operating room.Passionate about contributing to advancements in his field, Dr. Penzer served for many years on committees at the American Society of Colon and Rectal Surgeons and was the site director of surgical education for New York Medical College at Saint Vincent's Hospital. He is double board-certified by the American Board of Surgery and the American Board of Colon and Rectal Surgery and has been listed repeatedly in Castle Connolly's Top Doctors. He has co-authored a textbook chapter in Current Therapy in Colon and Rectal Surgery and has written for several industry publications. Early on in his career, Dr. Penzer was a pioneer in the treatment of colorectal disease and anal cancer in patients with HIV.For Dr. Penzer, the most rewarding aspect of his career is the trusting relationships he builds with patients. ""Colorectal diseases affect people of all ages and backgrounds,"" he says. ""We treat young people, older people, and everyone in between. Depending on the condition, we may see them on an ongoing basis for decades. I get to build lifelong relationships with my patients, and not every doctor can say that.""". Dr. Penzer is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Proctitis, Mesenteric Venous Thrombosis, Anal Fissure, and Pilonidal Sinus Disease.

    Advanced in Retroperitoneal Inflammation
    Colorectal Surgery
    Advanced in Retroperitoneal Inflammation
    Colorectal Surgery

    Mount Sinai Doctors West 59th Street

    425 W 59th St Ste 7B, 
    New York, NY 
     (3.8 miles away)
    Languages Spoken:
    English

    Nipa Gandhi is a Colorectal Surgeon in New York, New York. Dr. Gandhi is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Genital Warts, Encopresis, Hemorrhoids, Endoscopy, and Hernia Surgery.

    Pooja Renjen
    Experienced in Retroperitoneal Inflammation
    Pediatric Radiology
    Experienced in Retroperitoneal Inflammation
    Pediatric Radiology

    Ccf New York Medical Services, PC

    340 W 57th St, Apt 12b, 
    New York, NY 
     (3.9 miles away)
    Experience:
    26+ years
    Languages Spoken:
    English

    Pooja Renjen is a Pediatric Radiologist in New York, New York. Dr. Renjen has been practicing medicine for over 26 years and is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Non-Alcoholic Fatty Liver Disease, Visceromegaly, Osteopenia, and Melorheostosis with Osteopoikilosis.

    Advanced in Retroperitoneal Inflammation
    Radiology
    Advanced in Retroperitoneal Inflammation
    Radiology

    New York-Presbyterian Hospital

    525 E 68th St, 
    New York, NY 
     (4.5 miles away)
    Languages Spoken:
    English

    Lily Zou is a Radiologist in New York, New York. Dr. Zou is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Breast Lump, Galactocoele, Breast Infection, and Fibrocystic Breast Disease.

    Philip Barie
    Experienced in Retroperitoneal Inflammation
    Intensive Care Medicine
    Experienced in Retroperitoneal Inflammation
    Intensive Care Medicine

    Office

    530 E 70th St, 
    New York, NY 
     (4.5 miles away)
    Languages Spoken:
    English

    Philip Barie is an Intensive Care Medicine provider in New York, New York. Dr. Barie is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Gallbladder Disease, Chronic Subdural Hematoma, Cholecystitis, Small Bowel Resection, and Appendectomy.

    Advanced in Retroperitoneal Inflammation
    General Surgery
    Advanced in Retroperitoneal Inflammation
    General Surgery

    Surgical Oncology - Upper East Side

    1315 York Ave, 
    New York, NY 
     (4.5 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Michael Lieberman is a General Surgeon in New York, New York. Dr. Lieberman is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Hernia, Gallbladder Disease, Gallstones, Pancreatectomy, and Small Bowel Resection.

    Advanced in Retroperitoneal Inflammation
    Colorectal Surgery
    Advanced in Retroperitoneal Inflammation
    Colorectal Surgery

    Jill Roberts Center For Ibd

    1315 York Ave, 
    New York, NY 
     (4.5 miles away)
    Languages Spoken:
    English

    Toyooki Sonoda is a Colorectal Surgeon in New York, New York. Dr. Sonoda is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Anal Cancer, Retroperitoneal Inflammation, Familial Colorectal Cancer, Ileostomy, and Hernia Surgery.

    Advanced in Retroperitoneal Inflammation
    General Surgery
    Advanced in Retroperitoneal Inflammation
    General Surgery

    Trauma, Burns, Acute And Critical Care

    520 E 70th St # 8, 
    New York, NY 
     (4.6 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Jian Shou is a General Surgeon in New York, New York. Dr. Shou is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Retroperitoneal Inflammation, Hernia, Gallbladder Disease, Gastrostomy, and Small Bowel Resection.

    Advanced in Retroperitoneal Inflammation
    Surgical Oncology
    Advanced in Retroperitoneal Inflammation
    Surgical Oncology

    Colon And Rectal Surgery

    1315 York Ave # 2, 
    New York, NY 
     (4.6 miles away)
    Languages Spoken:
    English

    Heather Yeo is a Surgical Oncologist in New York, New York. Dr. Yeo is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Colorectal Cancer, Diverticular Disease, Retroperitoneal Inflammation, Ileostomy, and Pancreaticoduodenectomy.

    Advanced in Retroperitoneal Inflammation
    General Surgery
    Advanced in Retroperitoneal Inflammation
    General Surgery

    Trauma, Burns, Acute And Critical Care

    520 E 70th St # 8, 
    New York, NY 
     (4.6 miles away)
    Languages Spoken:
    English

    Anton Kelly is a General Surgeon in New York, New York. Dr. Kelly is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Ogilvie Syndrome, Gallstones, Choledocholithiasis, Gastrostomy, and Small Bowel Resection.

    Showing 1-20 of 636

    Last Updated: 02/22/2026

    What is the definition of Retroperitoneal Inflammation?

    Retroperitoneal inflammation causes swelling that occurs in the retroperitoneal space. Over time, it can lead to a mass behind the abdomen and its contents called retroperitoneal fibrosis.

    The retroperitoneal space is in front of the lower back and behind the abdominal lining (peritoneum). Organs in this space include the:

    • Kidneys
    • Lymph nodes
    • Pancreas
    • Ureters
    • Adrenal glands
    • Esophagus
    • Abdominal aorta
    • Parts of the colon and stomach
    • Rectum

    When should I see a Retroperitoneal Inflammation doctor near New York, NY?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Retroperitoneal Inflammation doctor near New York, NY?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Retroperitoneal Inflammation doctors near New York, NY?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Retroperitoneal Inflammation doctors near New York, NY?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Retroperitoneal Inflammation doctor near New York, NY?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Retroperitoneal Inflammation doctor search results page. 

    Why is it important to get a second opinion from a different Retroperitoneal Inflammation doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Retroperitoneal Inflammation doctor near New York, NY?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Retroperitoneal Inflammation doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Retroperitoneal Inflammation doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Retroperitoneal Inflammation doctors near New York, NY?

    Look for the filter feature on the left side of the Retroperitoneal Inflammation doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Retroperitoneal Inflammation doctor that offers video calls?

    Look for the filter feature on the left-side of the Retroperitoneal Inflammation doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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