Meet the Board

Bio Speciality Board Certification

Dr. James Li
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Dr James Li joined the AIA board of directors in July 2021.He is currently interim chair of anesthesia at Crozer Chester Medical Center and is a member of the Medical Executive Committee of the hospital.He is the anesthesia site director for the endoscopy center NACC (Northeastern Ambulatory Care Center, a division of Temple University).Previously he was longtime partner in Liberty Anesthesia Associates and has served as departmental chairman and part of numerous steering committees at several hospitals. He has extensive experience in planning and implementing Electronic Medical Record systems and long-term technology upgrade programs for numerous hospital and surgery centers. He also has initially setup/upgraded numerous anesthesia departments at hospitals and surgery centers and is very familiar with compliance, QA, and policy development, implementation, and follow-up.

Education:
Dr Li attended UCLA for both undergraduate and medical school. He completed his training in anesthesia and critical care at the Hospital of the University of Pennsylvania. He is board certified and was named a Fellow of the American Society of Anesthesia (FAFSA) in 2019.

 

Dr. Catherine DiGregorio

Dr. Catherine DiGregorio joined Associates in Anesthesia, Inc. in January of 2001 and worked as an anesthesiologist at Crozer Chester Medical Center. Dr. DiGregorio is board certified in Anesthesia and Pain Management. In 2002, Dr. DiGregorio became Medical Director of Associates in Anesthesia’s Pain Management program in partnership with Crozer-Keystone Health System. Since 2002, Dr. DiGregorio has been instrumental in expanding the Pain Management program to now include 4 locations at Crozer-Chester Medical Center, Brinton Lake Surgery Center, Springfield Hospital, and Phoenixville Surgery Center in Limerick. In February 2018, Dr. DiGregorio was elected to the Board of Directors for Associates in Anesthesia, Inc.  

 

Dr. Hauser
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Dr. Adam Hauser has served as the President of Associates in Anesthesia, Inc. since 1998. He’s a board-certified anesthesiologist in practice at Crozer-Chester Medical Center for 25 years. He was part of the executive team that built and managed The Surgery Center at Brinton Lake, LLC, a 5 room multispecialty surgery center in 2006, and has served as Medical Director since inception. Since 2011, Dr. Hauser has worked with Children’s Dental Management to establish Children’s Surgery Centers at Lancaster, Malvern, Bethlehem, and Philadelphia. 

Education:

  • MD - State University New York HSC at Syracuse, Syracuse, NY (1988)
  • Internship - Internal Medicine- Hahnemann University Hospital Philadelphia, PA (1988 – 1989)
  • Residency - Anesthesiology- Hahnemann University Hospital Philadelphia, PA (1989 – 1992)
 

 

Dr. Jeffrey Nachman
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Dr. Jeffrey Nachman joined Associates in Anesthesia, Inc. in April of 1994 and has worked as an anesthesiologist for AIA and in the Crozer-Keystone Health System since that time. Dr. Nachman is board certified by the American Board of Anesthesiology. He is a strong advocate for patient centered care, and believes excellent communication amongst the health care team helps reach that goal. Dr. Nachman has led many initiatives in AIA and Crozer-Keystone Health System, including the startup and medical direction of the Pre Procedure Evaluation Center. More recently Dr. Nachman served as the Medical Director of Springfield Hospital until its closure in 2020. Dr. Nachman has also worked as an anesthesiologist at multiple ambulatory surgery centers for both adult and pediatric patients. In February 2022, Dr. Nachman was elected to the Board of Directors for Associates in Anesthesia, Inc.

 

Meet our Anesthesiologists

NAME Undergraduate  Graduate Degree Medical School  Internship Residency Fellowship Board Status
               
David Adamski, DO Moravian College DO Philadelphia College of Osteopathic Medicine   Thomas Jefferson University Hospital   Board Certified 
Olesh Babiak, MD Temple University School of Pharmacy BS MD Hahnemann University Hospital of the University of Pennsylvania Hospital of the University of Pennsylvania   Board Certified 
Matthew Bellew, DO University of Pennsylvania DO Philadelphia College of Osteopathic Medicine Philadelphia College of Osteopathic Medicine Thomas Jefferson University Hospital   Board Certified 
Mark Bennett, MD LaSalle University MD Penn State University St. Luke's Hospital Thomas Jefferson University Hospital   Board Certified 
Naeem Bhatti, MD Villanova University MD Drexel University School of Medicine University Hospitals Case Medical Center University Hospitals Case Medical Center   Board Certified 
Bryan Chambers, MD Rutgers College MD University of Medicine and Dentistry of New Jersey Hospital of the Medical College of Pennsylvania Hahnemann University Hospital   Board Certified 
Muktadir Choudry, MD University of South Carolina MD University of South Carolina Medical School Emory University Hospital Baylor College of Medicine   Board Certified 
Catherine DiGregorio, MD University of Pennsylvania MD Hahnemann Crozer Thomas Jefferson Thomas Jefferson University - Pain Mgmt & Anesthesia Board Certified in Anesthesia & Pain Medicine
Michael Feldman, MD Queens College University of New York MD State University of New York Long Island College Hospital State University of New York State University of New York Board Certified 
Phyllis Garberman Schapire, MD La Salle University  MD Penn State University College of Medicine  Lankenau Hospital Hershey Medical Center    Board Certified in Anesthesia 
Benson George New York Institute of Technology MD Touro College of Osteopathic Medicine Staten Island University Hospital Maimonides Medical Center University of Michigan Board Certified
Laura Graybeal, MD Clemson University MD Penn State College of Medicine University of Virginia University of Virginia   Board Certified
Pamela Hale, MD Ursinus College MD Temple University Temple University Thomas Jefferson Thomas Jefferson University - Pain Mgmt & Anesthesia  
Adam Hauser, MD Cornell University MD S.U.N.Y. HSC at Syracuse Hahnemann University Hospital Hahnemann UniversityHospital   Board Certified
Eva Hayden-Easley, DO Rutgers University, College of Pharmacy DO UMDNJ - School of Osteopathic Medicine Mercy Suburban Hospital Montefiore Medical Center & Hahnemann University Hospital   Board Certified
Haeoh Michael Jung, MD Cornell University MD University of Pittsburgh Temple University Hospital Hahnemann University Hospital   Board Certified
Alexander Lay, MD University of Michigan MD Wayne State University School of Medicine Grand Rapids Medical Education Partners Cooper University Hospital   Board Certified
Lawrence Levit, MD Rutgers College MD Hahnemann University School of Medicine Hahnemann University School of Medicine Hahnemann University School of Medicine Virginia Mason Medical Center/Seattle & Mercy Hospital/Pittsburgh Board Certified
James Li, MD UCLA MD UCLA School of Medicine Harbor-UCLA Medical Center Hospital of the University of Pennsylvania   Board Certified
Philip McLean, MD Swarthmore College MD American University of the Caribbean MCP Hahnemann University Drexel University   Board Certified
Kavita Mehta, MD MD Bethesda Hospital University of Louiville Board Certified 
Eleazar Morris Rice University MD University of Texas Health Science Center Baylor University Medical School Ohio State University University of California Board Certified 
Jeffery Nachman, MD University of Pennsylvania MD Temple University School of Medicine Crozer Chester Medical Center Temple University Hospital Board Certified
Ngoc Nguyen, MD University of Delaware MD Thomas Jefferson University Hospital   Cleveland Clinic Foundation   Board Certified
Meena Raman, MD R.L.T. Science College (India) MD KEM Hospital (India) - Bombay University (India) Graduate Hospital, Philadelphia Bombay University (India) - Drexel University, Philadelphia   Board Certified
Sudheera Kokkada Sathyanarayana, MD Vijayanagara Institute of Medical Services MD Post Graduate Institute of Medical Education and Research Cosmo Hospital Cosmo Hospital Montefiore Medical Center Board Certified
Amin Shazly, MD Washington University of St. Louis MD Debusk College of Osteopathic Medicine Kennedy and Our Lady of Lourdes Hospital Cooper University Hospital Board Certified 
Matthew Sila Swarthmore College MD Washington University in ST. Louis School of Medicine ST. Vincent Hospital and Medical Center Board Certified 
Yuri Shevchenkoa, MD   MD Kharkov Medical Institute Presbyterian Medical Center Thomas Jefferson University Hospital ST. Christopher's Hospital for Children Board Certified
Pravin Taneja, MD Penn State University MD University of Pittsburgh Medical School University of Maryland Medical Systems Temple University Hospital Children's Hospital of Pittsburgh Board Certified 
Ekaterina Veksler, MD University of Pennsylvania MD Jefferson Medical College Lankanau Medical Center Thomas Jefferson University Hospital   Board Certified
Jacek Waskiewicz, MD New York University MD Drexel College of Medicine   Baylor College of Medicine   Board Certified
Mark Weiss, MD University of Cincinnati MD University of Cincinnati College of Medicine Hospital of ST. Raphael Yale New Haven Hospital Yale New Haven Hospital Board Certified
Zhe Yan, MD Harbin Medical University MD Xuzhou Medical College Harbor-UCLA Medical Center Rutgers New Jersey Medical School   Board Eligible
Menachem Yondorf Yeshiva University MD Thomas Jefferson University Cosmo Hospital Thomas Jefferson University Hospital   Board Eligible
Jialin Zhou, MD Shandong University MD Shandong University Henry Ford Hospital Henry Ford Hospital   Board Certified