Our Providers

Edward J. Esber

M.D., FACG, FASGE, AGAF

APPOINTMENTS

  • Clinical Professor of Internal Medicine, Northeast Ohio Medical University, Rootstown, Ohio
  • Chair, Gastroenterology Section, Northeast Ohio Medical University, Rootstown, Ohio
  • Teaching Staff, Internal Medicine Residency Program, Summa Health, Akron, Ohio

PRIMARY HOSPITAL AFFILIATION

Summa Health, Akron, Ohio

EDUCATION, TRAINING AND BOARD CERTIFICATION

  • College of Wooster, Wooster, Ohio
  • Medical College of Ohio, Toledo, Ohio
  • Internal Medicine Residency, Medical College of Virginia, Richmond, Virginia
  • Chief Resident, Internal Medicine, Mt. Sinai Medical Center, Cleveland, Ohio
  • Gastroenterology Fellowship, MetroHealth Medical Center, Cleveland, Ohio
  • ERCP Fellowship, Indiana University Medical Center, Indianapolis, Indiana
  • Board Certified in Gastroenterology

PROFESSIONAL MEMBERSHIPS

  • American College of Gastroenterology, Fellow
  • American Gastroenterological Association
  • American Society for Gastrointestinal Endoscopy, Fellow
  • Ohio Gastroenterology Society

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Costas H. Kefalas

M.D., M.M.M., FACG, FASGE, AGAF

APPOINTMENTS

  • Professor of Internal Medicine, Northeast Ohio Medical University, Rootstown, Ohio

PRIMARY HOSPITAL AFFILIATION

Summa Health, Akron, Ohio

EDUCATION, TRAINING AND BOARD CERTIFICATION

  • B.S., University of Akron, Akron, Ohio
  • M.D., Northeast Ohio Medical University, Rootstown, Ohio
  • Internal Medicine Residency, Summa Health System, Akron, Ohio
  • Gastroenterology Fellowship, Baylor University Medical Center, Dallas, Texas
  • Board-Certified in Gastroenterology
  • M.M.M. (Master of Medical Management) Carnegie Mellon University, Pittsburgh, Pennsylvania

CURRENT PROFESSIONAL APPOINTMENTS

  • Board of Trustees, American College of Gastroenterology
  • President and Board of Directors, GI Quality Improvement Consortium
  • Board of Directors, Summa Health

PAST PROFESSIONAL APPOINTMENTS

  • Chair, Board of Governors, American College of Gastroenterology
  • President, Digestive Disease National Coalition
  • Governor for Northern Ohio, American College of Gastroenterology
  • Co-Founder and Founding President, Ohio Gastroenterology Society

PROFESSIONAL MEMBERSHIPS

  • American Association for the Study of Liver Diseases
  • American College of Gastroenterology
  • American Gastroenterological Association
  • American Society for Gastrointestinal Endoscopy
  • Ohio Gastroenterology Society
  • Ohio State Medical Association

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William F. Shaheen

M.D.

APPOINTMENTS

  • Clinical Assistant Professor of Internal Medicine, Northeast Ohio Medical University, Rootstown, Ohio
  • Teaching Staff, Internal Medicine Residency Program, Summa Health, Akron, Ohio

PRIMARY HOSPITAL AFFILIATION

Summa Health, Akron, Ohio

EDUCATION, TRAINING AND BOARD CERTIFICATION

  • Malone College, Canton, Ohio
  • Case Western University School of Medicine, Cleveland, Ohio
  • Internal Medicine Residency, University of Rochester, Rochester, New York
  • Chief Resident, Internal Medicine, University of Rochester, Rochester, New York
  • Gastroenterology Fellowship, University of Rochester, Rochester, New York
  • Board Certified in Gastroenterology

PROFESSIONAL MEMBERSHIPS

  • American College of Gastroenterology
  • American Gastroenterological Association
  • American Society for Gastrointestinal Endoscopy
  • Ohio Gastroenterology Society
  • Ohio State Medical Association

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Ganesh R. Veerappan

M.D., FACG, AGAF

APPOINTMENTS

  • Assistant Professor of Internal Medicine, Northeast Ohio Medical University, Rootstown, Ohio
  • Teaching Staff, Internal Medicine Residency Program, Summa Health, Akron, Ohio

PRIMARY HOSPITAL AFFILIATION

Summa Health, Akron, Ohio

EDUCATION, TRAINING AND BOARD CERTIFICATION

  • Medical School - Case Western University School of Medicine
  • Internal Medicine Residency - Walter Reed Army Medical Center, Washington, D.C.
  • Gastroenterology Fellowship - Walter Reed Army Medical Center, Washington, D.C.
  • Board-Certified in Gastroenterology

PROFESSIONAL MEMBERSHIPS

  • American College of Physicians, Fellow
  • American College of Gastroenterology, Fellow
  • American Gastroenterological Association, Fellow
  • Crohn's & Colitis Foundation of America
  • Ohio Gastroenterology Society
  • Ohio State Medical Association

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David Mossad

M.D.

PRIMARY HOSPITAL AFFILIATION

Summa Health, Akron, Ohio

EDUCATION, TRAINING AND BOARD CERTIFICATION

  • The Ohio State University, Columbus, Ohio
  • The Ohio State University College of Medicine, Columbus, Ohio
  • Internal Medicine Residency, Wright State University, Dayton, Ohio
  • Gastroenterology Fellowship, Wright State University, Dayton, Ohio
  • Board-Certified in Gastroenterology

PROFESSIONAL MEMBERSHIPS

  • American College of Gastroenterology
  • American Gastroenterological Association
  • American Society for Gastrointestinal Endoscopy
  • Ohio Gastroenterology Society
  • Ohio State Medical Association

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Nicole King

APRN-CNP

PRIMARY HOSPITAL AFFILIATION

Summa Health, Akron, Ohio

EDUCATION, TRAINING AND BOARD CERTIFICATION

  • B.S. in Nursing, Kent State University College of Nursing
  • M.S. in Nursing, Kent State University College of Nursing
  • Ohio Board of Nursing Advanced Practice Nurse 
  • Nationally Certified Nurse Practitioner – AANP 

PREVIOUS  NP EXPERIENCE

  • Inpatient Medical Services
  • Optum/United HealthCare House Calls Practitioner 

PREVIOUS  GI EXPERIENCE

  • Worked as a RN in Endoscopy for 12 years, 3 years as Center Director of an independent outpatient endoscopy center

PROFESSIONAL MEMBERSHIPS

  • American Association Nurse Practitioners
  • Ohio Association Advanced Practice Nurses
  • Gastroenterology & Hepatology Advanced Practice Providers

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Jennifer Anthony

AGACNP-BC, APRN-CNP

PRIMARY HOSPITAL AFFILIATION

Summa Health, Akron, Ohio

EDUCATION, TRAINING AND BOARD CERTIFICATION

  • A.S. in Nursing, Herzing University College of Nursing
  • B.S. in Nursing, Western Governors University College of Nursing
  • M.S. in Nursing, Kent State University College of Nursing
  • Ohio Board of Nursing Advanced Practice Nurse
  • Nationally Certified Nurse Practitioner – ANCC 

PREVIOUS  GI EXPERIENCE

  • Began GI career as an MA in 1999 working for a large GI practice; joined ADDC January 2003
  • Has worked alongside Dr. Esber for 19 years in the gastroenterology clinic; as an RN for 14 year
  • Experience in Outpatient Endoscopy areas including pre-op and recovery room

PROFESSIONAL MEMBERSHIPS

  • American Association Nurse Practitioners
  • Ohio Association Advanced Practice Nurses
  • Society of Gastroenterology Nurses and Associates
  • Gastroenterology & Hepatology Advanced Practice Providers
  • American College of Gastroenterology
  • Sigma Theta Tau International Nursing Society

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Erin Schellenberger

MSN, APRN, FNP-C

PRIMARY HOSPITAL AFFILIATION

Summa Health, Akron, Ohio

EDUCATION, TRAINING AND BOARD CERTIFICATION

  • B.S. in Nursing, Ohio University College of Nursing
  • M.S. in Nursing, The University of Cincinnati College of Nursing
  • Ohio Board of Nursing Advanced Practice Nurse 
  • Nationally Certified Nurse Practitioner – Family Nurse Practitioner

PREVIOUS  NP EXPERIENCE

  • Quick Care in Orthopedics
  • Adjunct faculty at Stark State College

PREVIOUS  EXPERIENCE

  • Worked as a RN in a Level 1 trauma emergency department 10 years, 4 years in PACU at an outpatient orthopedic hospital

PROFESSIONAL MEMBERSHIPS

  • American Association Nurse Practitioners
  • Ohio Association Advanced Practice Nurses
  • Gastroenterology & Hepatology Advanced Practice Providers (GHAPP)

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Contact Us

Akron Digestive Disease Consultants
570 White Pond Drive, Suite 100
Akron, OH 44320
330.869.0124

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