Amber Johnson, PharmD, MBA, BCSCP

Investigational Drug Service Manager

Education and Training:

• Doctor of Pharmacy: Florida A&M University, College of Pharmacy - Tallahassee, FL
• MBA: Healthcare Administration, West Texas A&M University - Canyon, TX

Joined Mount Sinai Hospital: 2025

Sophia Lee, PharmD

Oncology Clinical Manager - Lymphoma

Education and Training

• Doctor of Pharmacy: University of Georgia College of Pharmacy - Athens, GA
• PGY-1 Pharmacy Residency: MedStar Washington Hospital Center, Washington, DC
• PGY-2 Pharmacy Residency: Winship Cancer Institute at Emory Healthcare - Atlanta, GA

Joined Mount Sinai Hospital: 2025

SeongEun Emily Park, PharmD

Oncology Clinical Manager - Leukemia

Education and Training:

• Doctor of Pharmacy: University of Georgia College of Pharmacy - Athens, GA
• PGY-1 Pharmacy Residency: University of Michigan Health - Ann Arbor, MI
• PGY-2 Pharmacy Residency: Winship Cancer Institute at Emory Healthcare - Atlanta, GA

Joined Mount Sinai Hospital: 2025

Alison Samsel, PharmD

Solid Organ Transplant Clinical Manager - Kidney/Pancreas

Education and Training:

• Doctor of Pharmacy: Ohio State University College of Pharmacy - Columbus, OH
• PGY-1 Pharmacy Residency: ChristianaCare - Newark, DE
• PGY-2 Pharmacy Residency: The Johns Hopkins Hospital - Baltimore, MD

Joined Mount Sinai Hospital: 2025

Justin Suero, PharmD

Infectious Diseases Clinical Pharmacy Manager

Education and Training:

• Doctor of Pharmacy: University of North Carolina Eshelman School of Pharmacy - Chapel Hill, NC
• PGY-1 Pharmacy Residency: The Johns Hopkins Hospital - Baltimore, MD
• PGY-2 Pharmacy Residency: The Johns Hopkins Hospital - Baltimore, MD

Joined Mount Sinai Hospital: 2025

Nijad Nashar, PharmD

Infectious Diseases Clinical Pharmacy Manager

Education and Training:

• Doctor of Pharmacy: The State University of New York at Buffalo School of Pharmacy - Buffalo, NY
• PGY-1 Pharmacy Residency: Yale New Haven Hospital - New Haven, CT
• PGY-2 Pharmacy Residency: Yale New Haven Hospital - New Haven, CT

Joined Mount Sinai Hospital: 2025

Andrew Santeusanio, PharmD, BCPS, BCTXP

Director, PGY2 Solid Organ Transplant Residency
Solid Organ Transplant Clinical Manager - Kidney and Pancreas

Education and Training:

• Doctor of Pharmacy: University of Pittsburgh School of Pharmacy – Pittsburgh, PA
• PGY-1 Pharmacy Residency: Veterans Affairs Medical Center – Lebanon, PA
• PGY-2 Solid Organ Transplant Residency: The Mount Sinai Hospital – New York, NY

Joined Mount Sinai Hospital: 2014

Ebtesam (Sammi) Ahmed, Pharm.D. MS, BCMTMS

Clinical Professor, St. John’s University – Geriatrics and Palliative Care

Aniwaa Owusu Obeng, PharmD

Assistant Professor – Institute for Personalized Medicine at Icahn School of Medicine
Pharmacogenomics Clinical Manager

Education and Training:

• Doctor of Pharmacy: Albany College of Pharmacy and Health Sciences – Albany, NY
• PGY-1 Pharmacy Residency: Bronx-Lebanon Hospital Center – Bronx, NY
• PGY-2 Pharmacogenomics Residency: University of Florida College of Pharmacy – Gainesville, FL

Joined Mount Sinai Hospital: 2013

Daniel Park, PharmD, BCOP

Inpatient Bone Marrow Transplant Clinical Manager

Education and Training:

• Doctor of Pharmacy: Rutgers University School of Pharmacy – Piscataway, NJ
• PGY-1 Pharmacy Residency: Englewood Hospital – Englewood, NJ
• PGY-2 Oncology Pharmacy Residency: The Mount Sinai Hospital – New York, NY

Joined Mount Sinai Hospital: 2019

Ivy Cohen, BS

Investigational Drug Service Manager

Education and Training

• Bachelors in Biology: University of Michigan Ann Arbor – Ann Arbor, MI
• Bachelors in Pharmacy: St. John’s University College of Pharmacy and Health Sciences – Queens, NY

Joined Mount Sinai Hospital: 1992

Jessica Frye, PharmD, BCPPS

Clinical Pharmacy Manager, Pediatric Critical Care

Education and Training:

• Doctor of Pharmacy: Rutgers University – Piscataway, NJ
• PGY-1 Pharmacy Residency: Atlantic Health System – Morristown, NJ
• PGY-2 Pediatric Pharmacy Residency: Rutgers University – Piscataway, NJ

Joined Mount Sinai Hospital: 2019

Kendra Yum, PharmD, BCOP

Director, PGY-2 Oncology Residency
Oncology Clinical Manager – Bone Marrow Transplant

Education and Training:

• Doctor of Pharmacy: University of Michigan – Ann Arbor, MI
• PGY-1 Pharmacy Residency: Thomas Jefferson University Hospital – Philadelphia, PA
• PGY-2 Oncology Pharmacy Residency: The Mount Sinai Hospital – New York, NY

Joined Mount Sinai Hospital: 2012

Lena Ngai, PharmD, BCPPS

Pediatric Clinical Manager

Education and Training:

• Doctor of Pharmacy: Arnold and Marie Schwartz College of Pharmacy and Health Sciences – Brooklyn, NY
• PGY-1 Pharmacy Residency: Beth Israel Medical Center – New York, NY

Joined Mount Sinai Hospital: 2016

Mohammad A Rattu, PharmD, BCPS, BCGP, BCOP

Oncology Clinical Manager – Multiple Myeloma

Education and Training:

• Doctor of Pharmacy: St. John’s University College of Pharmacy and Health Sciences  –  Queens, NY
• PGY-1 Pharmacy Residency: Veterans Affairs New York Harbor Healthcare System – Brooklyn, NY

Joined Mount Sinai Hospital: 2013

Brian Keaton, PharmD

Critical Care Manager – Medical Intensive Care Unit

Education and Training:

• Doctor of Pharmacy: University of Pittsburgh School of Pharmacy – Pittsburgh, PA
• PGY-1 Pharmacy Residency: The Mount Sinai Hospital – New York, NY
• PGY-2 Critical Care Residency: The Mount Sinai Hospital – New York, NY

Joined Mount Sinai Hospital: 2020

Polina Lerner, PharmD, BCPS, BCIDP

Director, PGY2 Infectious Disease Residency
Infectious Disease Pharmacy Clinical Manager

Education and Training:

• Doctor of Pharmacy: Arnold and Marie Schwartz College of Pharmacy and Health Sciences – Brooklyn, NY
• PGY-1 Pharmacy Residency: The Brooklyn Hospital Center – Brooklyn, NY
• PGY-2 Infectious Disease Residency: The Brooklyn Hospital center – Brooklyn, NY

Joined Mount Sinai Hospital: 2017

Nicole Ondrush, PharmD, BCIDP, AAHIVP

Infectious Disease Pharmacy Clinical Manager

Education and Training:

• Doctor of Pharmacy: Western New England University College of Pharmacy – Springfield, MA
• PGY-1 Pharmacy Residency: SUNY Upstate University Hospital – Syracuse, NY
• PGY-2 Infectious Disease Residency: The Mount Sinai Hospital – New York, NY

Joined Mount Sinai Hospital: 2023

Adina Petrosan, PharmD, BCTXP

Solid Organ Transplant Clinical Manager – Liver and Small Bowel

Education and Training: 

• Doctor of Pharmacy: MCPHS University - Boston, MA
• PGY-1 Pharmacy Practice Residency: Yale New Haven Hospital - New Haven, CT
• PGY-2 Solid Organ Transplant Pharmacy Residency: The Mount Sinai Hospital – New York, NY 

Joined Mount Sinai Hospital: 2021

Sarah Yun, PharmD, BCTXP

Solid Organ Transplant Clinical Manager - Lung

Education and training: 

• Doctor of Pharmacy: University of North Carolina Eshelman School of Pharmacy - Chapel Hill, NC
• PGY-1 Pharmacy Residency: Massachusetts General Hospital - Boston, MA
• PGY-2 Solid Organ Transplant Residency: The Mount Sinai Hospital - New York, NY

Joined Mount Sinai Hospital: 2022

Timothy Nguyen, PharmD, BCPS, CCP, FASCP

Marie and Arnold Schwartz College of Pharmacy and Health Sciences Faculty Member – Nephrology

Education and Training:

• Bachelors in Pharmacy: Rutgers University – Piscataway, NJ
• Doctor of Pharmacy: University of the Sciences in Philadelphia – Philadelphia, PA
• PGY-1 Pharmacy Residency: RWJUH/Middlesex General Hospital – New Brunswick, NJ

Joined Mount Sinai Hospital: 2009

Manuela Haiduc, PharmD, BCCCP

Critical Care Manager – Cardiothoracic Surgical Intensive Care Unit

Education and Training:

• Doctor of Pharmacy: University of Pittsburgh School of Pharmacy – Pittsburgh, PA
• PGY-1 Pharmacy Practice Residency: Forbes and West Penn Hospitals – Pittsburgh, PA
• PGY-2 Critical Care Residency: The Mount Sinai Hospital – New York, NY

Joined Mount Sinai Hospital: 2021

Vala Behbahani, PharmD, BCPS, BCTXP

Heart Transplant/Advanced Heart Failure Clinical Pharmacy Manager

Education and Training: 

• Doctor of Pharmacy: Notre Dame of Maryland University—Baltimore, MD
• PGY-1 Pharmacy Residency: University of California, San Francisco Medical Center—San Francisco, CA
• PGY-2 Solid Organ Transplant Pharmacy Residency: Mount Sinai Hospital—New York, NY

Joined Mount Sinai: 2022

Hui Lin, PharmD

Clinical Pharmacy Manager - Pulmonary Hypertension

Education and Training:

• University of Georgia College of Pharmacy - Augusta, GA
• PGY-1 Pharmacy Residency: AU Medical Center - Augusta, GA
• PGY-2 Critical Care Residency: Yale New Haven Hospital - New Haven, CT

Year Joined Mount Sinai Hospital: 2023

Carlton Menchaca, PharmD

Clinical Pharmacy Manager - Emergency Medicine

Education and Training:

• Doctor of Pharmacy, University of Houston College of Pharmacy - Houston, TX
• PGY-1 Pharmacy Residency: Memorial Hermann Hospital Texas Medical Center - Houston, TX
• PGY-2 Pharmacy Residency: The Mount Sinai Hospital - New York, NY

Joined Mount Sinai Hospital: 2024

Dharati Desai, PharmD, BCCCP, BCEMP

Marie and Arnold Schwartz College of Pharmacy and Health Sciences Faculty Member - Emergency Medicine

Education and Training: 

• Bachelors in Biology: University of Illinois at Chicago- Chicago, IL
• Doctor of Pharmacy: Midwestern University- Downers Grove, IL
• PGY-1 Pharmacy Residency: Allegheny General Hospital- Pittsburgh, PA
• PGY-2 Critical Care Pharmacy Residency: Allegheny General Hospital- Pittsburgh, PA

Joined Mount Sinai Hospital: 2024