Meet the Doctors

Daniel McClenathan, MD

Daniel McClenathan, MD

Office Location:
St Petersburg

Length of time in practice:
Dr. Daniel McClenathan has lived in St. Petersburg since 1983. He is the Chief of the Division at Johns Hopkins All Children’s Hospital and has been responsible for the growth and development of the program in West Central Florida.

Schooling:

  • 1973 B.S. Louisiana State University, Baton Rouge, LA
  • 1977 M.D. Louisiana State University School of Medicine, New Orleans, LA
  • Internship and Residencies:
  • 1977-1980 Pediatric Internship and Residency,
  • Johns Hopkins Hospital, Baltimore, MD
  • Clinical and Research Fellowships:
  • 1980-1983 Fellowship in Pediatric Gastroenterology and
  • Nutrition, Massachusetts General Hospital, Harvard Medical School, Boston MA.

Certifications:

  • 1980 State of Louisiana M.D.
  • 1980 Massachusetts Medical License
  • 1981 American Academy of Pediatrics, Board Certified
  • 1983 Florida Medical License.
  • 1992 Board of Pediatric Gastroenterology and Nutrition. American Academy of Pediatrics
  • 1998 Recertification American Academy of Pediatrics
  • 2007 Recertification Board of Pediatric Gastroenterology and Nutrition in Florida

Areas of interest:

  • Celiac Disease
  • Gastroesophageal Reflux Disease (GERD)
  • Hepatitis and Liver Diseases
  • Inflammatory Bowel Disease

Personal Interest:
Dr McClenathan is an avid athlete, and he enjoys spending time with his children and grandchildren.

Michele Winesett, MD

Michele Winesett MD

Office Location:
Tampa, Ocala

Length of time in practice:
Since 1996

Schooling:

  • Undergraduate:  University of Florida, Bachelor of Science Microbiology
  • Medical School: University of South Florida College of Medicine, MD
  • Residency:  Pediatrics, University of South Florida, All Children’s Hospital
  • Fellowship: Pediatric Gastroenterology and Nutrition, Vanderbilt University

Certifications:
Board certified in pediatric gastroenterology and nutrition 1996 to present, member North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition

Dr. Winesett grew up in Florida and attended the University of Florida for her undergraduate studies and the University of South Florida for medical school. She did her residency in pediatrics at All Children’s Hospital in St. Petersburg then completed her Pediatric GI fellowship at Vanderbilt University in Nashville. She returned to the Tampa Bay area after her fellowship and has been practicing Pediatric GI in the Tampa Bay area for 28 years. More recently, she also has a clinic in Ocala. She is the chair of the Quality Council and a member of the medical executive committee at St. Joseph’s Children’s Hospital. Dr. Winesett is a Florida Gators Football season ticket holder, a big fan of the Tampa Bay Rays and loves spending time with her family and friends.  She enjoys immensely both the challenges and rewards that come with caring for her patients with complex inflammatory bowel disease, challenging feeding problems and common but sometimes very challenging pediatric GI problems.

Interests:
Inflammatory Bowel disease, Feeding problems, Eosinophilic Esophagitis, Celiac disease

Greg Kaiser, MD

Greg Kaiser, MD

Office Location:
Fletcher and Lakeland

Length of time in practice:
Since 1998

Schooling:
1988-92
Doctor of Medicine
University of Florida College of Medicine
Gainesville, Florida

1984- 88
Bachelor of Science in Chemistry Accredited by the American Chemical Society
Furman University
Greenville, South Carolina

1995-98
Fellow, Pediatric Gastroenterology and Nutrition Vanderbilt University Medical Center
Nashville, Tennessee

1994-95 Chief Resident, Pediatrics
Arnold Palmer Hospital for Children and Women
Orlando, Florida

1992-95 Resident, Pediatrics
Arnold Palmer Hospital for Children and Women
Orlando, Florida

Certifications:
Pediatric Gastroenterology and Nutrition #622
Pediatrics #602339
Diplomate of the National Board of Medical Examiners

Personal Interest:

Dr. Kaiser is a native of Tampa and remains active in community events. He is a member of the Florida High School Athletic Association and serves as a board member and football referee. He is also involved in local youth programs throughout Hillsborough county.

Michael Wilsey, MD

Michael Wilsey, MD

Office Location:
St. Petersburg, FL

Length of time in practice:
Since 2002

Schooling:

  • Undergraduate: University of South Florida
  • Medical School: University of Miami School of Medicine

Certifications:

  • Board Certified in Pediatrics
  • Board Certified in Pediatric Gastroenterology

Areas of interest:
Advanced and therapeutic endoscopy

Personal Interest and Brief Bio:
Dr. Wilsey graduated from the University of Miami School of Medicine and completed residency training in Pediatrics and fellowship training in Pediatric Gastroenterology, Hepatology, and Nutrition at Texas Children’s Hospital and the Baylor College of Medicine in Houston, Texas.

Dr. Wilsey is a Clinical Professor of Pediatrics at the University of South Florida College of Medicine. He currently serves as Vice-chair of the Department of Pediatric Gastroenterology and is the former Chief of the Medical Staff at Johns Hopkins All Children’s Hospital in St. Petersburg, Florida.

Dr. Wilsey is the Past-President of the Hillsborough County Pediatric Society and the former Florida Region 5 Representative for the American Academy of Pediatrics (AAP). He is the former associate residency Director for the USF pediatric residency training program.

Dr. Wilsey has over 80 publications, is a reviewer for several medical journals, and has been nominated numerous times for awards in teaching excellence.

Adria Condino, DO

Adria Condino, DO

Office Location:
Safety Harbor, Florida

Length of time in practice:
Since 2005

Schooling:

  • 8/90 – 1/94 State University of New York at Buffalo, Buffalo, New York, B.A. Cum Laude
  • 8/94 – 5/98 New York College of Osteopathic Medicine, Old Westbury, New York D.O. 6/98 – 6/99 Rotating Internship with Emphasis in Pediatrics. State University of New York at Buffalo School of Medicine and Biomedical Sciences, Buffalo, New York
  •  7/99 – 6/00 Pediatric Internship University of South Florida Health Sciences Center, St. Petersburg, Florida
  • 7/00 – 6/02 Pediatric Residency University of South Florida Health Sciences Center, St. Petersburg, Florida
  • 7/02 – 6/03 Clinical Fellow, Pediatric Gastroenterology, Hepatology, and Nutrition University of Colorado Health Sciences Center. Denver , Colorado
  • 7/03 – 6/05 Research Fellow, Pediatric Gastroenterology, Hepatology, and Nutrition University of Colorado Health Sciences Center. Denver , Colorado

Certifications:

  • Pediatric Gastroenterology – 2007
  • American Board of Pediatrics – October, 2002

Karina Irizarry, MD

Karina Irizarry, MD

Office Location:

Temple Terrace Office in Tampa
(Tuesday, Thursday and Fridays)

Brandon Office at ACH Subspecialty clinic
(Monday and Wednesday)

Length of time in practice:
Since 2008

Schooling:

  • 1993-1997 BS Biology -University of Iowa; Iowa City, IA
  • 1997-2001 MD -Ponce School of Medicine, Ponce, PR
  • 2001-2003 Residency in Pediatrics-University of South Florida, Tampa, FL
  • 2005-2008 Fellowship in Pediatric Gastroenterology, Hepatology, and Nutrition- University of Colorado School of Medicine, Denver, CO

Certifications:

  • Board Certified in Pediatric Gastroenterology: 2009-present
  • FL Medical License: 2001-present

Areas of interest:

IBD, Eosinophilic Esophagitis

Personal Interest:
Spending time with my husband and two teen children. I like to travel, go hiking and visit waterfalls.

Born and raised in Puerto Rico is important for me to remain involved in the Hispanic Community so I have served in the Board of Tampa Bay Latin America Medical Society for the last 6 year, an organization sponsoring scholarships for Hispanic students in USF Medical School.

Member of North American Society Pediatric Gastroenterology, Hepatology and Nutrition. (NASPGHAN)

Fluent in Spanish.

Sara Karjoo, MD

Sara Karjoo, MD

Office Location:
Sarasota, FL
St. Petersburg, FL – every Tuesday

Length of time in practice:
Since 2011

Schooling and Certifications:
Undergraduate
1999-2003 B.S., Psychobiology, SUNY Binghamton University, Binghamton, NY; graduated summa cum laude

Doctoral/graduate

  • 2003-2007 M.D., SUNY Upstate Medical University, Syracuse, NY
  • 2024 C.P.E., American Association for Physician Leadership, Tampa, FL

Postdoctoral

  • 2007-2008 Intern, Pediatrics, Children’s Hospital of Pittsburgh, Pittsburgh, PA
  • 2008-2010 Resident, Pediatrics, Children’s Hospital of Pittsburgh, Pittsburgh, PA
  • 2010- 2011 Clinical Fellow, Pediatric Gastroenterology, Children’s Hospital of Philadelphia, Philadelphia, PA
  • 2011-2013 Research Fellow, Pediatric Gastroenterology, Dr. Rebecca Wells, Children’s Hospital of Philadelphia, University of Pennsylvania, Philadelphia, PA

Current Appointments:
University

  • 2014-present Clinical Associate Professor, Part-Time, Johns Hopkins School of Medicine
  • 2015-present Clinical Associate Professor, Part-Time, University of South Florida Morsani College of Medicine
  • 2017-present Clinical Associate Professor, Part-Time, Florida State University Sarasota FL Campus

Hospital

  • 2013-present Attending Physician Pediatric Gastroenterology, All Children’s Hospital
  • 2013-present Attending Physician Pediatric Gastroenterology, St. Joseph’s Hospital
  • 2015-present Attending Physician Pediatric Gastroenterology, Sarasota Memorial Hospital

Boards, other specialty certification

  • 10/10-present Board Certified, American Board of Pediatrics
  • 07/12-present PALS & BLS certified
  • 11/13-present Board Certified, Pediatric Gastroenterology
  • 12/15-present Board Certified, Obesity Medicine
  • 07/23-present Masters in Physician Leadership (American Association for Physician Leadership)
  • 02/24-present Certified Physician Executive (American Association for Physician Leadership)

Areas of interest:
Dr. Karjoo is board certified in Pediatrics, Pediatric Gastroenterology, and Obesity Medicine. She is also a Fellow of the Obesity Medicine Association (OMA), and she is a Certified Physician Executive (CPE). She takes care of all general gastroenterology issues. However, her specialized focus is in metabolic liver health, hepatology, obesity, and nutrition.

Personal Interest:

  • Art/painting/ceramics
  • Latin American dancing
  • Cooking
  • Outdoor sports

Eduardo Beltroy, MD

Eduardo Beltroy, MD

Office Location:
Tampa, FL
Lakeland, FL – every Thursday

Length of time in practice:
Since 2005

Schooling:

April 1988 – March 1996
Medical School – Alberto Hurtado School of Medicine.
Universidad Peruana Cayetano Heredia. Lima, Peru.

April 1996
M.D. Degree – Universidad Peruana Cayetano Heredia. Lima, Peru.

Certifications:

Oct 2005
Board certified in Pediatric Gastroenterology, certificate No 791

Office Location:

Tampa, FL

Lakeland, FL – every Thursday

Length of time in practice:

10 years

Areas of interest:

Eosinophilic esophagitis, inflammatory bowel disease, constipation, abdominal pain

Personal Interest:

Spend time with my family, travel, ride my bike, listen to audiobooks and podcasts, yard work

Ofelia Marin, MD

Ofelia Marin, MD

Dr. Ofelia Marin is a board certified pediatrician specializing in pediatric gastroenterology. She is with Pediatric Gastroenterology Hepatology & Nutrition of Florida. In Fort Myers Florida.

Dr. Marin completed her undergraduate training in the University of Miami. Her pediatric training in Women and Children’s Hospital in West Virginia and her Pediatric Gastroenterology training in at Emory University in Atlanta Georgia.

Dr. Marin had been in private practice in Encino California for 12 years and then went to Billings Montana, where she was the first pediatric gastroenterologist in the state for 8 years. She has come back to Florida since and has been here for 10 years.

Dr. Marin was born in Cuba and is completely fluent in Spanish and English. She has been living in the United States since Elementary school. When not working Dr. Marin enjoys tennis, kayaking, scuba diving, hiking, camping and ballroom dancing.

Schooling:
Emory University in Atlanta Georgia & completed fellowship in Pediatric Gastroenterology in 1993.

Honors and awards:

1973 University of Miami Honor Scholarship

Residency:
1985 – 87 – Women and Children’s Hospital Pediatric Residency – Charleston, WV
1987 -89 – Marshall University Surgery Residency – Huntington, WV
1989 – 90 – Marshall University Pediatric Residency – Huntington, WV

Certifications:
2008 – American Board of Pediatrics
2011 – Pediatric Gastroenterology

Office Location:
Fort Myers, FL

Medical staff privileges at Golisano Children’s Hospital of SW Florida – Fort Myers, FL

Area of interest:

She provides comprehensive diagnostic, treatment and rehabilitation services for pediatric gastrointestinal problems. Dr. Marin believes the approach to the young patient cannot always follow models, well established to the adult gastrointestinal disorders.

Dr. Marin provides healthcare services primarily for children from birth to 18 years of age with age exceptions for children with severe disabilities. ( For example: cerebral palsy, cystic fibrosis, etc.) She works hard to provide the children with the best in quality care in a comfortable environment.

Dr. Marin accepts referrals for routine and difficult pediatric GI problems, including, but not limited to:

  • Constipation and Diarrhea-Unresponsive Acute and Routine
  • Medical Treatment
  • Chronic abdominal pain
  • Gastro esophageal reflux
  • Nutritional disorders
  • Delayed growth and development
  • Encopresis – Motility Disorders
  • Malabsorption Disease and Disorders
  • Celiac Disease
  • Cystic Fibrosis
  • TPN induced liver disease
  • Inflammatory bowel disease
  • Liver disease
  • Pancreatitis
  • Hirschsprung’s disease
  • Short Bowel Syndrome
  • Congenital disorders – Childhood Anatomic Anomalies of the gastrointestinal tract.

Kimberly Law, MD

Kimberly Law, MD

Office Location:
St. Petersburg

Length of time in practice:
Since 2020

Dr. Law has been a long time resident of Florida, growing up in Orlando and then completing her undergraduate studies and medical school degree at the University of South Florida in Tampa. She completed her pediatric residency training at USF and spent an additional year as chief pediatric resident at Johns Hopkins All Children’s Hospital.

She lived in New York City while completing her fellowship in Pediatric Gastroenterology, Hepatology, and Nutrition at New York Presbyterian Morgan Stanley Children’s Hospital – and Columbia University Irving Medical Center. During fellowship, she focused her research on the enteric nervous system, disorders of the brain gut axis and motility disorders. She presented research.

Her career passion is caring for children with all types of gastrointestinal disorders. She enjoys working on a team with a multidisciplinary approach to medical care in complex patients.

Dr. Law is board certified by the American Board of Pediatrics and the American Board of Pediatric Gastroenterology. She is a member of the North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition

Gabriel Lugo, MD

Gabriel Lugo, MD

Office Location:
New Port Richey

Length of time in practice:
Since August 2023

Schooling:

  • Biology, University of Georgia, Athens, Georgia
  • B.S., Biology, Berry College, Rome, Georgia
  • M.D., Meharry Medical College, Nashville, Tennessee
  • Residency, General Pediatrics, University of Alabama at Birmingham
  • Fellowship, Pediatric Gastroenterology, University of Alabama at Birmingham

Certifications:

  • Florida State Medical License
  • Drug Enforcement Administration
  • Board Certification in General Pediatrics by the American Board of Pediatrics

Areas of interest:
All aspects of Pediatric GI, but especially inflammatory bowel disease and eosinophilic esophagitis

Personal Interest:
Spending time with family and friends, especially with my wife, son, and dog.
Georgia football
Orlando Magic basketball
Running

Albert Chan, MD

Albert Chan, MD

Office Location:
Sarasota

Length of time in Practice:
Since 2018

Schooling:

St. Georges University

Certifications:
Board Certified in pediatrics
Board Certified in Pediatric GI

Areas of Interest
EOE Patients

Personal Interest:
Dr. Chan grew up in the San Fransisco Bay Area and completed his bachelor’s degree at the University of California and earned his medical degree from St. George’s University. He then completed his pediatric residency at the Children’s Hospital at Erlanger in Chattanooga, Tennessee, and pediatric gastroenterology fellowship at Golisano Children’s Hospital in Rochester, New York, before joining the team at UF Health in July 2018. He is an avid San Fransisco sports fan, enjoys photography, playing piano and spending time with his family.