
Stephen Mulrooney MD FACG
Gastroenterologist
2750 Merrick Rd
Bellmore,NY 11710
Call for an appointment:
(516)992-5626
Stephen Mulrooney MD FACG
Gastroenterologist
2750 Merrick Rd
Bellmore,NY 11710
Call for an appointment:
(516)992-5626
Stephen Mulrooney MD FACG
Gastroenterologist
2750 Merrick Rd
Bellmore,NY 11710
Call for an appointment:
(516)992-5626
Stephen Mulrooney MD FACG
Gastroenterologist
2750 Merrick Rd
Bellmore,NY 11710
Call for an appointment:
(516)992-5626
Stephen Mulrooney MD, FACG is a leader in the field of gastrointestinal health. Our team of board-certified gastroenterologists are experts in the diagnosis and treatment of a wide range of gastrointestinal conditions, including Esophageal Motility Disorders, Achalasia, acid reflux, and Anorectal disorders.
We use the latest technology and techniques to provide our patients with the most advanced care possible. We perform esophageal manometry, 24 h pH, Endoflip, BRAVO studies, Video Capsule Endoscopy Anorectal Manometry, high-definition endoscopy and colonoscopy. We are committed to staying at the forefront of our field. We have an integra
We use the latest technology and techniques to provide our patients with the most advanced care possible. We perform esophageal manometry, 24 h pH, Endoflip, BRAVO studies, Video Capsule Endoscopy Anorectal Manometry, high-definition endoscopy and colonoscopy. We are committed to staying at the forefront of our field. We have an integrated network that fast tracks referrals to top POEM experts and Anorectal Biofeedback centers.
We put our patients first. We understand that dealing with gastrointestinal conditions can be stressful, which is why we strive to provide a welcoming and supportive environment for our patients. We work closely with each patient to develop a personalized treatment plan that meets their unique needs.
Who is Dr. Mulrooney?
MILITARY SERVICE
United States Air Force Fort Worth, TX
Major
o Served in support of Operation Desert Shield/ Storm
o Awarded Air Force Commendation Medal, National Defense Service Medal, and Air Force Training Ribbon
Robert L. Thompson Hospital at Carswell Air Force Base Fort Worth, TX
Gastroenterologist, Chief of Endoscopy
United States Air Force Reserves USAF
Reservist
ACADEMIC APPOINTMENTS
Mount Sinai South Nassau Oceanside, NY
Director of Motility Jan 2024 to present
Northwell Staten Island University Hospital Staten Island, NY
Assistant Professor at the Zucker School of Medicine at Hofstra/ Northwell Nov 2013 – Jan 2024
Coney Island Hospital Brooklyn, NY
Assistant Professor at St. George’s University School of Medicine Jun 2008 – Nov 2013
St. Vincent’s Hospital & Medical Center New York, NY
Assistant Professor at New York Medical College 1994 – 2008
HOSPITAL APPOINTMENTS
Mount Sinai South Nassau Oceanside, NY
Director of Motility Jan 2024- present
Northwell Staten Island University Hospital Staten Island, NY
Attending Gastroenterologist, Co-director of Esophageal and Anorectal Manometry Nov 2013 – Present
Director of Capsule Endoscopy
Co-Founder of GI Fellowship Program and Outpatient Office GI Practice
o Supervised residents, fellows (6 per annum), and medical students on inpatient consult service, GI clinics and outpatient GI practice
o Performed endoscopic procedures, video capsule endoscopy procedures, esophageal and anorectal manometry studies, BRAVO studies, and 24-hour pH studies
o Founded and operationalized outpatient office and trained staff: Staten Island Gastroenterology and Hepatology at 4106 Hylan Boulevard, Staten Island, NY 10308
Coney Island Hospital Brooklyn, NY
Attending Gastroenterologist Jun 2008 – Nov 2013
o Supervised clinics and consults and performed endoscopic procedures
o Trained GI fellows of Maimonides Medical Center, residents, and medical students on GI consult service
o Precepted medical students for physical examination course
St. Vincent’s Hospital & Medical Center New York, NY
Attending Gastroenterologist 1993 – 2008
Medical Board Member
o Supervised GI fellows, medical residents, and medical students
o Led journal club and gave lectures
PRIVATE PRACTICE
Stephen M. Mulrooney, MD PC New York, NY
Founder and Owner - 31 Washington Square West, Suite 5F, New York, NY 10011 Aug 1994 – Jun 2008
o Established first outpatient office endoscopy unit at St. Vincent’s Hospital & Medical Center with onsite anesthesia
Education
Albany Medical College Albany, NY
Doctor of Medicine 1981 – 1985
United States Air Force Health Professionals Scholarship
Rensselaer Polytechnic Institute Troy, NY
Bachelor of Science in Biology – Six-Year Accelerated Biomedical Program 1979 – 1981
o Academic Honors and Scholarships: Clark Foundation Scholarship, Wheatley Foundation Scholarship, and Dean’s List
POST-Graduate Training
New York Medical College Valhalla, NY
Gastroenterology Fellowship Jul 1988 – Jul 1990
St. Vincent’s Hospital & Medical Center New York, NY
Internship: Internal Medicine Jul 1986 – Jun 1988
Residency: Internal Medicine Jul 1985 – Jun 1986
Certifications
American Board of Gastroenterology
Diplomate
American Board of Internal Medicine
Diplomate
National Board of Medical Examiners
Diplomate
Basic Life Support
Certified
Advanced Cardiac Life Support
Certified
Sim Lab Instructor
Certified
CITI Program
Certified
PROFESSIONAL ORGANIZATIONS
American College of Gastroenterology
Fellow
American Gastroenterological Association
Member
New York Celtic Medical Society
Member
American Neurogastroenterology and Motility Society
Member
PEER-Reviewed PUBLICATIONS
2023
1. AbouYassine A, Sasso R, Mulrooney S, The Evolution of Iron-Related Comorbidities and Hospitalization in Patients with Hemochromatosis: An Analysis of the Nationwide Inpatient Sample; Blood Science; January 16, 2023; DOI: 10.1097/BS9.0000000000000151
2021
2. Elfikky A, Mokhtar A, Mulrooney S, Gastrointestinal Bleeding Secondary to Metastatic Duodenal Choriocarcinoma in a Patient with Concomitant Peptic Ulcer Disease. Case Reports in Gastrointestinal Medicine. 2021 Mar 3 Volume 2021 Article ID 6664147 DOI 10.1155/2021/6664147
2020
3. Krzyzak M, Mulrooney S, Acute Appendicitis Review: Background, Epidemiology, Diagnosis, and Treatment. Published: June 11, 2020 (see history) DOI: 10.7759/cureus.8562 Cureus 12(6): e8562. doi:10.7759/cureus.8562.PMCID: PMC7358958, PMID: 3267069
4. Elfiky A, El Imad C, Karam B, Mulrooney S, Polycystic Liver With Cardiac Compression Leading to Atrial Fibrillation: Case Report and Review of the Literature, Cureus. 2020 May; 12(5): e7976. Published online 2020 May 5. doi: 10.7759/cureus.7976. PMCID: PMC7273405, PMID: 32523833. Monitoring Editor: Alexander Muacevic and John R Adler
5. Gurala D, Philipose J, Polavarapu A, Mulrooney S, Roth Net-Assisted Endoscopic-Guided Manometry Catheter Placement- 2026 Cureus 2020 October; Cureus 12(8) DOI: 10.7759/cureus.10063
6. Elfiky A, El Imad T, Boutros K, Mulrooney S, When Liver Meets Heart: A Case Report of Polycystic Liver With Cardiac Compression Leading to Atrial Fibrillation ,Cureus. 2020 May 5;12(5):e7976.
doi: 10.7759/cureus.7976.
2019
7. Amarnath S, El Imad C, Ebare K, Wu H, Mulrooney S, An Unconventional Diagnostic Method for Cryptosporidial Enteritis in a Healthy Host: Never Call It Quits! Case Reports Case Rep Gastroenterology. 13 (3), 526-531 2019 Dec 12 eCollection Sep-Dec 2019. PMID: 31911766 PMCID: PMC6940464 DOI: 10.1159/000504956
8. Krzyzak M , Mulrooney S, Unique Presentation of Acute Gastric Diverticulitis Resolved with Antibiotics. February 25, 2019 ACG Case Reports Journal 6(2):p e00014, February 2019. | DOI: 10.14309/crj.0000000000000014
9. Amarnath S, Daoud M, Mulrooney S,Abdominal Wall Hematoma Secondary to Dissection of the Deep Circumflex Iliac Artery: A Rare Complication of Ultrasound-Guided Paracentesis. Cureus. 2019 Oct 17;11(10):e5935. doi: 10.7759/cureus.5935. PMID: 31788392; PMCID: PMC6858268.
10. Haddad FG, Zaidan J, Polavarapu A, Khan H, Khan A, Mudduluru BM, Saabiye J, Lukanovic S, Demissie S, Mulrooney S, Khalil A: An Insight Into Clostridium difficile Infection: A Single-Center Retrospective Case-Control Study. Z Gastroenterol. 2019 Oct;57(10):1183-1195. English. doi: 10.1055/a-0997-6829. Epub 2019 Oct 14. PMID: 3161058
2018
11. Krzyzak M, Felix RM, Villanueva J, Mulrooney S, Gastric Signet-Ring Cell Carcinoma with Bladder Metastasis. Consultant. 2018;58(7):192-193.
12. Al Moussawi H, Polavarapu AD, Asti D, Awada Z, Mulrooney S, Successful Treatment of Hepatitis C Virus by Ledipasvir/Sofosbuvir in a Cirrhotic Patient with Sickle Cell Disease and Thalassemia Minor. Case Rep Gastroenterol. 2018;12(3):629–632. doi:10.1159/000493421
13. Philipose J, Ahmed M, Idiculla PS, Mulrooney S, Gumaste V, Severe de novo Ulcerative Colitis following Ixekizumab Therapy. Case Rep Gastroenterol. 2018;12(3):617-621, 2018 Oct 17. doi:10.1159/000493922
14. Krzyzak M, Gupta A, Mulrooney S, (April 04, 2018) Mesalamine Associated Bradycardia. Cureus 10(4): e2425. doi:10.7759/cureus. 2425
15. El Imad T, Al Moussawi H, Haddad FG, Felix R, Mulrooney S, Wilson's Disease: Expect the Unexpected. Cureus. 2018 Feb 8;10(2):e2173. doi: 10.7759/cureus.2173. PMID: 29644160
2017
16. Haddad F, Kesavan M, Gumaste V, Mulrooney S, The Straw That Got Stuck: Predicting the Course of Foreign Body Impaction, Consultant. 2017;57(6): 408-410.
Peer-Reviewed Reviews:
17. Krzyzak M, Mulrooney S, Acute Pancreatitis: History, Scoring System, and Treatment, [published online September 12, 2018]. Gastroenterology Consultant.
18. Krzyzak M, Mulrooney S, Diverticulitis: A Review of Diagnosis, Treatment, and Prevention
Consultant. 2019;59(2):35-37,44.
Abstracts/Vignettes
___________________________________________________________________________________________
19. Kreidieh M, Amarnath S, Gurala D, Mulrooney S, S2683 A Case of Spontaneous Duodenocaval Fistula Formation in a Patient With a Large Necrotic Duodenal Ulcer, The American Journal of Gastroenterology 117(10S):p e1769-e1770, October 2022. DOI: 10.14309/01.ajg.0000867372.04192.3ff
20. Abou Yassine A, Alsheikh M, Shamma Y, Mulrooney S, The Burden of Liver Disease in Hemochromatosis: A Nationwide Study, October 2020; The American Journal of Gastroenterology 115(1):S548-S548;DOI: 10.14309/01.ajg.0000706376.13387.
21. Dhruv S, Gurala D, Polavarapu A, Mulrooney S, Large Cell Neuroendocrine Carcinoma of the Gallbladder - Where Survival Is a Rare Entity! Oct 2020 ; The American Journal of Gastroenterology 115(S758 - S759):765 DOI: 10.14309/01.ajg.0000708064.73963.c4
22. Kandlakunta H , Polavarapu, A , Gurala D, Mulrooney S, A Unique Case of Radio-Embolization-Induced Liver Disease (REILD) October 2020; The American Journal of Gastroenterology 115(1):S1328-S1329;DOI: 10.14309/01.ajg.0000712120.03893.ae
23. Abureesh M, Alkhayyat M, Abou Yassine A, Mulrooney S, Systemic Lupus Erythematosus and Colorectal Cancer: The Risk Association and Effect of Medication May 2020; Gastroenterology 158(6):S-296-S-29; DOI: 10.1016/S0016-5085(20)31438-4
24. Abureesh M, Alkhayyat M, Abou Yassine A, Mulrooney S; Rheumatoid Arthritis and Colorectal Cancer: The Risk Association and Effect of Medications, May 2020, Gastroenterology 158(6):S-297 doi : 10.1016/S0016-5085(20)31440-2
25. Haddad FG, Mulrooney S, A Shiny Liver, Gastroenterology (2018), doi:https://doi.org/10.1053/j.gastro.2018.08.058.
26. Polavarapu, A, Gumaste V, Mulrooney, S, Tyagi,P, Khalil A, A Rare Case of Liver Abscess Due to Gemella Species and Portal Vein Thrombosis in a Healthy Individual; American Journal of Gastroenterology (Vol. 111, pp. S928-S929).
POSTERS and PRESENTATIONS
2022 Posters
1. Kreidieh M, Gurala D, Amarnath S, Mulrooney S, A Case of Spontaneous Duodenocaval Fistula Formation in a Patient with a Large Necrotic Duodenal Ulcer, American College of Gastroenterology, North Carolina, October 25, 2022. Poster Presenter Award, ACG, North Carolina
2020 Posters
2. Abureesh M, Yassine A, Mulrooney S, Systemic Lupus Erythematosis and Colorectal Cancer: The Risk Association and Effect of Medications, Digestitive Disease Week 2020 McCormick Place, Chicago , Il May 2-5158(6):S984
3. Abureesh M, Badran, R, Alkhayyat M Abou Yassine A, Mulrooney S, Rheumatoid Arthritis and Colorectal Cancer: The Risk Association and Effect of Medications, AGA 2020, May:158(6): S-297
4. Elfiky A, Alsheikh M, Almoussawi, Mulrooney S, Gastrointestinal Bleeding Secondary to Metastatic Duodenal Choriocarcinoma in a Patient with Peptic Ulcer Disease: Case Report, Poster presented at ACG 2020, Nashville TNN, USA
5. Shivantha A, Cheikh Talal Elimad , Kingsley E, Hueizhi W, Mulrooney S, An Unconventional Diagnostic Method for Cryptosporidia Enteritis in a Healthy Host: Never Call It Quits, Euro-Gastro 2020 for the 3rd World Congress of Gastroenterology and Hepatology.Dubai UAE April 24-25 2020
2019 Posters – The American College of Gastroenterology (ACG) Annual Meeting
6. Amarnath S, El Imad S, Mulrooney S, Cryptosporidial Colonization of a Peptic Ulcer in a Healthy Patient – Random Occurrence or A Risk Factor?, ACG 2019 Oct 27; San Antonio, TX.114(Suppl):S1397. DOI: 10.14309/01.ajg.0000599696.65458.ea. PMID: WOS:000509756006041
7. Amarnath S, El Imad, C, Mulrooney S, An Unconventional Diagnositic Method for Cryptosporidial Enteritis in a Healthy Host: Never call it Quits!, ACG 2019 Oct 27; San Antonio Texas
8. Amarnath, Daoud, Mulrooney S, Abdominal Wall Hematoma due to Dissection of the Deep Circumflex Iliac Artery: A Rare Complication of Ultrasound Guided Paracentesis. Poster presentation, ACG 2019 Oct 27; San Antonio Texas
9. Alsheikh M, Haddad F, Mulrooney S, Meckel's Diverticulum: A Diverticulum Like No Other.. Annual Scientific Meeting of the American College of Gastroenterology (ACG), Oct 25-30, 2019, 2019 Oct; San Antonio, TX. Am J Gastroenterol.114:S1417-8. DOI: 10.14309/01.ajg.0000599844.42519.2a. PMID: WOS:000509756006078 [Conference Presentation]
10. Alsheikh M, Daneshvar D, Gurala D, Ngu S, El Douaihy Y, Mulrooney S,Retrospective Study Correlating Bowel Wall Thickening to Colonoscopy Findings.. Annual Scientific Meeting of the American College of Gastroenterology (ACG), Oct 25-30, 2019, 2019 Oct; San Antonio, TX. Am J Gastroenterol.114(Suppl):S106. DOI: 10.14309/01.ajg.0000590224.19488.1b. PMID:
OS:000509756000174 <Go to WoS>://WOS:000509756000128. WOS 000509756000174. [Conference Presentation]
2017 Poster Presentations – The American College of Gastroenterology (ACG) Annual Meeting
11. Ledipasvir/sofosbuvir for Hepatitis C Cirrhosis with Sickle Cell Disease and Thalassemia Minor Role: PI
2017 Presentations – Staten Island University Hospital
12. C. Difficile and FMT; An Evening with the Gastroenterologist 5/2017, Northwell ,Staten Island University Hospital
2016 Poster Presentations – The American College of Gastroenterology (ACG) Annual Meeting
13. Haddad, F. G., Zaidan, J, Khan H, Polavarapu A, Mudduluru B, Saabiye J, Mulrooney S, and Khalil A, Occurrence and Characteristics of Clostridium Difficile Infection Among Patients Admitted to Staten Island University Hospital; Poster presentation, ACG 2016; Orlando, Florida, American Journal of Gastroenterolgy, Oct 2016 (Vol. 111 pp. S61-S61).
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