K N Roy Chengappa

K N Roy Chengappa

University of Pittsburgh

H-index: 49

North America-United States

About K N Roy Chengappa

K N Roy Chengappa, With an exceptional h-index of 49 and a recent h-index of 22 (since 2020), a distinguished researcher at University of Pittsburgh, specializes in the field of Bipolar Disorder, Schizophrenia, Clinical Trials, Cognitive Enhancers, Smoking Cessation.

His recent articles reflect a diverse array of research interests and contributions to the field:

A quality improvement program for managing clozapine-induced constipation in a long-term structured residential setting for persons with serious mental illness

Tobacco smoking and nicotine vaping in persons with first episode psychosis

Over 30 years of STEP: The Pittsburgh experience with first‐episode psychosis

Predicting Conversion to Insulin Sensitivity With Metformin: A Promising Tool for Clinicians in Addressing Insulin Resistance and Improving Outcomes in Patients With Treatment …

CO153 Examining Time to All-Cause Hospitalization or Death Among Second-Generation Antipsychotics Long-Acting Injectables in Schizophrenia

Longitudinal observations of the severity of COVID-19 infection and its impact on clozapine/norclozapine levels and clozapine toxicity in patients experiencing multiple episodes.

(064) Developing Written Educational Materials for Patients on the Effects of COVID-19 Infection and Paxlovid Use on Clozapine Levels

Applying Shared Decision Making to the Process of Medication Deprescribing in Schizophrenia

K N Roy Chengappa Information

University

Position

Professor of Psychiatry

Citations(all)

9788

Citations(since 2020)

1680

Cited By

9611

hIndex(all)

49

hIndex(since 2020)

22

i10Index(all)

95

i10Index(since 2020)

42

Email

University Profile Page

University of Pittsburgh

Google Scholar

View Google Scholar Profile

K N Roy Chengappa Skills & Research Interests

Bipolar Disorder

Schizophrenia

Clinical Trials

Cognitive Enhancers

Smoking Cessation

Top articles of K N Roy Chengappa

Title

Journal

Author(s)

Publication Date

A quality improvement program for managing clozapine-induced constipation in a long-term structured residential setting for persons with serious mental illness

Archives of Psychiatric Nursing

Lori Arbutiski

KN Roy Chengappa

Ana Lupu

Andreea Temelie

Kimberly Clinebell

...

2024/2/1

Tobacco smoking and nicotine vaping in persons with first episode psychosis

Schizophrenia Research

Melanie E Bennett

Deborah Medoff

Tovah Cowan

Lijuan Fang

Corinne Kacmarek

...

2024/5/1

Over 30 years of STEP: The Pittsburgh experience with first‐episode psychosis

Early Intervention in Psychiatry

Helen J Wood

Nev Jones

Shaun M Eack

KN Roy Chengappa

Konasale M Prasad

...

2024/4/18

Predicting Conversion to Insulin Sensitivity With Metformin: A Promising Tool for Clinicians in Addressing Insulin Resistance and Improving Outcomes in Patients With Treatment …

Journal of Clinical Psychopharmacology

Jessica M Gannon

Marcos Sanchez

Katherine Lines

Kathleen Cairns

Claire Reardon

...

2024/3/1

CO153 Examining Time to All-Cause Hospitalization or Death Among Second-Generation Antipsychotics Long-Acting Injectables in Schizophrenia

Value in Health

K Suh

J Yang

S Wang

C Kim

KR Chengappa

2023/6/1

Longitudinal observations of the severity of COVID-19 infection and its impact on clozapine/norclozapine levels and clozapine toxicity in patients experiencing multiple episodes.

Schizophrenia Research

Kimberly Clinebell

Jane Thomas

Melanie Yabs

KN Roy Chengappa

2023/11/13

(064) Developing Written Educational Materials for Patients on the Effects of COVID-19 Infection and Paxlovid Use on Clozapine Levels

Journal of the Academy of Consultation-Liaison Psychiatry

Patrick Frailey

Mariel Piechowicz

Elizabeth Kistler

KN Roy Chengappa

2023/11/1

Applying Shared Decision Making to the Process of Medication Deprescribing in Schizophrenia

Clinical Therapeutics

Elizabeth A Kistler

Kimberly Clinebell

Jessica M Gannon

Vernon I Nathaniel

Ana M Lupu

...

2023/10/1

Community-Based Service Use After Clozapine Treatment: A Mirror-Image Analysis of Public Claims Data

Psychiatric Services

Deepak K Sarpal

Kangho Suh

Kaiqi Bian

Pingjui Ko

Jessica M Gannon

...

2023/10/1

Parting notes-An editor's perspective.

Bipolar Disorders

KN Roy Chengappa

2022/2/1

Changes in corticostriatal connectivity and striatal tissue iron associated with efficacy of clozapine for treatment‑resistant schizophrenia

Psychopharmacology

Annie Blazer

KN Roy Chengappa

William Foran

Ashley C Parr

Charles E Kahn

...

2022/8

Treating insulin resistance with metformin as a strategy to improve clinical outcomes in treatment-resistant bipolar depression (the TRIO-BD Study): a randomized, quadruple …

The Journal of clinical psychiatry

Cynthia V Calkin

KN Roy Chengappa

Kathleen Cairns

Jacob Cookey

Jessica Gannon

...

2022/2/1

Severe GI distress: Is clozapine to blame?

Current Psychiatry

Amy Rasmussen

Elizabeth Kistler

Melanie Yabs

Ana Lupu

Jessica Gannon

...

2022/1/1

From office-based treatment to telehealth: comparing clinical outcomes and patient participation in a psychiatric intensive outpatient program with a large transdiagnostic sample

Telemedicine and e-Health

Jessica M Gannon

Jaspreet S Brar

Susanna Zawacki

Tiffany Painter

Kelly O'Toole

...

2022/8/1

COVID-19 infection, fluctuations in the clozapine/norclozapine levels and metabolic ratio and clozapine toxicity: an illustrative case-report

Schizophrenia Research

KN Roy Chengappa

Jane Thomas

Charles E Kahn

Kimberly Clinebell

Kelly K Mullen

...

2022/6

Relationship between plasma clozapine/N-desmethylclozapine and changes in basal forebrain-dorsolateral prefrontal cortex coupling in treatment-resistant schizophrenia

Schizophrenia research

Deepak K Sarpal

Annie Blazer

James D Wilson

Finnegan J Calabro

William Foran

...

2022/5/1

Less is more: deprescribing anticholinergic medications in persons with severe mental illness

Ann Clin Psychiatry

Ana M Lupu

Kathryn L MacCamy

Jessica M Gannon

Jaspreet S Brar

KN Roy Chengappa

2021/5

Deprescribing anticholinergic medication in the community mental health setting: A quality improvement initiative

Research in Social and Administrative Pharmacy

Jessica M Gannon

Ana Lupu

Jaspreet Brar

Myranda Brandt

Susanna Zawacki

...

2021/10/1

ECT for a pregnant patient with bipolar disorder in the COVID‐19 Era: A clinical conundrum

Bipolar Disorders

Jessica M Gannon

Priya Gopalan

LalithKumar K Solai

Grace Lim

Jaclyn M Phillips

...

2021/8

Group teletherapy for first‐episode psychosis: Piloting its integration with coordinated specialty care during the COVID‐19 pandemic

Psychology and Psychotherapy: Theory, Research and Practice

Helen J Wood

Jessica M Gannon

KN Roy Chengappa

Deepak K Sarpal

2021/6

See List of Professors in K N Roy Chengappa University(University of Pittsburgh)