Raghuram Posham, MD
Overview
Dr. Raghuram “Ram” Posham is a board certified vascular and interventional radiologist in the Department of Radiology at Columbia University Irving Medical Center. He is an assistant professor of radiology and an attending physician at NewYork-Presbyterian Hospital. Dr. Posham's expertise spans a broad range of minimally invasive procedures which enable him to manage and treat a wide range of conditions, from cancer care to men's and women's health. Among his clinical interests are complex portal hypertension in patients with liver disease, benign prostatic hyperplasia (BPH) in men, uterine fibroids in women, and transarterial chemo and radiation therapy for hepatocellular carcinoma patients.
Dr. Posham is actively involved in academic research and has made significant contributions to the field of interventional radiology. His research interests encompass trans-radial arterial access, peripheral arterial disease interventions, and complex inferior vena cava filter retrieval techniques. Through numerous peer-reviewed articles in prestigious medical journals, he has enhanced the understanding and practice of interventional radiology, earning recognition for his dedication to advancing medical knowledge. His contributions to the medical community have been recognized with various honors, including the Editor's Award for Outstanding Clinical Research at the Society of Interventional Radiology (SIR) 2017 Annual Scientific Meeting and the Burton Drayer Prize in Radiology and Imaging from the Icahn School of Medicine at Mount Sinai.
Dr. Posham served as chief resident in the Integrated Interventional and Diagnostic Radiology Residency at Mount Sinai Hospital. He holds an MD with Distinction in Research from the prestigious Icahn School of Medicine at Mount Sinai. Additionally, he earned an MPA with a specialization in health services management from New York University's Robert F. Wagner Graduate School of Public Service, and a BA in economics, graduating magna cum laude from New York University's College of Arts and Science.
Areas of Expertise / Conditions Treated
- Ablation
- Ablation of Liver Lesion
- Ablation of Lung Lesion
- Abscess Drainage
- Aneurysm Endovascular Surgery
- Angioplasty
- Arterial Stents
- Arteriovenous Malformation (AVM)
- Benign Prostate Hyperplasia
- Benign Prostatic Hyperplasia (BPH)
- Biliary Stenting
- Biopsies
- Botulinum Toxin (Botox Injection)
- Cancer Treatment
- Central Venous Access
- Chemoembolization
- Chronic Pelvic Pain In Female
- Consults
- Cosmetic Sclerotherapy of Legs
- Deep Vein Thrombosis (DVT)
- Dialysis Access Procedures
- Embolization
- Endovascular Intervention
- Endovenous Laser Ablation
- Enlarged Prostate
- Fibroids
- Hereditary Hemorrhagic Telangiectasia (HHT)
- Interventional Oncology
- Interventional Radiology
- Interventional Vascular
- IVC Filter Placement and Retrieval
- IVC Filter Retrieval
- IVC Filters
- Kyphoplasty
- Laser Treatment for Varicose Veins
- Liver Cancer
- Liver Lesions
- Liver Masses
- Liver Tumors
- Metastatic Cancer
- Metastatic Tumors
- Pelvic Congestion Syndrome
- Peripheral Arterial Disease (PAD)
- Peripheral Vascular Disease
- Poor Leg Circulation
- Prostate Embolization
- Sclerotherapy
- Spider Veins
- Stents
- TIPS (Transjugular Intrahepatic Portosystemic Shunt)
- Tumor Ablation
- Tumor Embolization
- UFE - Uterine Fibroid Embolization
- Uterine Fibroid Embolization
- Varicocele Embolization
- Varicose Veins
- Vascular Stents
- Vein Problems
- Vertebroplasty
- Y90 Treatment (Radioembolization)
Academic Appointments
- Assistant Professor of Radiology
Hospital Affiliations
- NewYork-Presbyterian Westchester
- NewYork-Presbyterian Hudson Valley Hospital
Gender
- Male
Schedule an Appointment
Phone Appointments
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Insurance Accepted
Aetna
- Aetna Signature Administrators
- EPO
- HMO
- Medicare Managed Care
- NYP Employee Plan
- NY Signature
- POS
- PPO
- Student Health
Affinity Health Plan
- Essential Plan
- Medicaid Managed Care
AgeWell
- Medicare Managed Care
- Special Needs
Amida Care
- Special Needs
Cigna
- EPO
- Great West (National)
- HMO
- Medicare Managed Care
- POS
- PPO
Emblem/GHI
- Medicare Managed Care
- PPO
Emblem/HIP
- ConnectiCare
- EPO
- Essential Plan
- HMO
- Medicaid Managed Care
- Medicare Managed Care
- POS
- PPO
- Select Care (Exchange)
- Vytra
Empire Blue Cross/Blue Shield
- EPO
- HMO
- Medicare Managed Care
- PPO
Empire Blue Cross Blue Shield HealthPlus
- Child/Family Health Plus
- Essential Plan
- Medicaid Managed Care
Fidelis Care
- Child/Family Health Plus
- Essential Plan
- Medicaid Managed Care
- Medicare Managed Care
Healthfirst
- Child/Family Health Plus
- Leaf (Exchange)
- Medicaid Managed Care
- Medicare Managed Care
Local 1199
- Local 1199
MagnaCare (National)
- MagnaCare
Medicare
- Railroad
- Traditional Medicare
Multiplan
- Multiplan
MVP Health Care
- Child/Family Health Plus
- Essential Plan
- HMO
- Medicaid Managed Care
Quality Health Management
- Quality Health Management
RiverSpring
- Special Needs
UnitedHealthcare
- Compass (Exchange)
- Empire Plan
- HMO
- Medicaid (Community Plan)
- Medicare Managed Care
- Oxford Freedom
- Oxford HMO
- Oxford Liberty
- POS
- PPO
VNSNY CHOICE
- Medicare Managed Care
- SelectHealth
- Special Needs
WellCare
- Medicaid Managed Care
- Medicare Managed Care
World Trade Center Health Plan
- World Trade Center Health Plan
Credentials & Experience
Education & Training
- Icahn School of Medicine at Mount Sinai
- Residency: Mount Sinai Medical Center
- Fellowship: Mount Sinai Medical Center
Research
Selected Publications
Sher A, Posham R, et al. Safety and feasibility of transradial infrainguinal peripheral arterial disease interventions. Journal of Vascular Surgery 2020;72(4):1237-1246.e1. PMID: 32278576
Posham R, Young LB, et al. Radial Access for Lower Extremity Peripheral Arterial Interventions: Do We Have the Tools? Seminars in Interventional Radiology. 2018;35(5):427-434. PMID: 30728658
Biederman DM, Posham R, et al. Outcomes of radioembolization for unresectable hepatocellular carcinoma in patients with marginal functional hepatic reserve. Clinical Imaging. 2018;47:34-40. PMID: 28834778
Posham R, Fischman AM, et al. Transfemoral Filter Eversion Technique Following Unsuccessful Retrieval of Option Inferior Vena Cava Filters: A Single Center Experience.
Fischman AM, Biederman DM, Posham R. Reply to: "Transradial Approach for Noncoronary Interventions: A Single-Center Review of Safety and Feasibility in the First 1,500 Cases". Radiology. 2016;27(6):938.
Posham R, Biederman DM, Patel RS, Kim E, Tabori NE, Nowakowski FS, Lookstein RA, Fischman AM. Transradial Approach for Noncoronary Interventions: A Single-Center Review of Safety and Feasibility in the First 1,500 Cases. J Vasc Interv Radiol. 2016 Feb;27(2):159-66. doi: 10.1016/j.jvir.2015.10.026. Epub 2015 Dec 22. PMID: 26706186.
Book Chapters
Posham R, Fischman A, et al. Stent-Excluded IVC Filter Causing Severe Abdominal Pain. Extreme IR: Extraordinary Endovascular Cases 2022. Springer International Publishing. 2023. p. 102-105.
Posham R, Sher A, et al. Transradial Access for Peripheral Arterial Disease: Infrainguinal Applications. Transradial Access in Interventional Radiology : Springer International Publishing; 2021. p. 75-86.
Sher A, Posham R, et al. Transradial Access for Peripheral Arterial Disease: Aortoiliac Applications. Transradial Access in Interventional Radiology: Springer International Publishing; 2021. p. 63-73.
For a complete list of publications, please visit PubMed.gov