Meet the Team

Colleen Castelein, CNP

Colleen Castelein, CNP

Hematology and Oncology

Primary Location

(216)844-3951

UH Cleveland Medical Center
Department of Medicine-Hematology and Oncology
11100 Euclid Ave
Cleveland, OH 44106
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Amitabh Chak, MD

Amitabh Chak, MD

Gastroenterology

  • Professor, Medicine, CWRU School of Medicine

Primary Location

(216)844-3217

UH Cleveland Medical Center
Department of Medicine-Gastroenterology
11100 Euclid Ave
Cleveland, OH 44106
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Patty Chan, CNP

Patty Chan, CNP

Radiation Oncology

Primary Location

(216)844-2536

UH Cleveland Medical Center
Department of Radiation Oncology
11100 Euclid Ave
Cleveland, OH 44106
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Saleem Chowdhry, MD

Saleem Chowdhry, MD

Gastroenterology
Hospitalist (Internal Medicine)
Internal Medicine

  • Clinical Assistant Professor, Medicine, CWRU School of Medicine

Primary Location

(440)827-5296

UH Digestive Health Institute
29101 Health Campus Dr
St John Medical Center, Bldg 2, Ste 450
Westlake, OH 44145
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Santina Ciarallo, CNP

Santina Ciarallo, CNP

Hematology and Oncology

Primary Location

(216)844-1582

UH Cleveland Medical Center
Department of Medicine-Hematology and Oncology
11100 Euclid Ave
Cleveland, OH 44106
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Stanley Cohen, MD

Hepatology

  • Professor, Medicine, CWRU School of Medicine

Primary Location

(216)844-8500

UH Cleveland Medical Center
Department of Medicine-Gastroenterology
11100 Euclid Ave
Cleveland, OH 44106
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