About ClinPharmStats

Providing expert biostatistics and clinical research services since 1999

Our Company

ClinPharmStats provides biostatistics and statistical programming services to the pharmaceutical and biotechnology industry. Our focus is on delivering high-quality statistical analysis and reporting for clinical trials.

ClinPharmStats is a New Jersey Corporation, previously operating as Alpha Stats, Inc since 1999. ClinPharmStats is headed by a Biostatistician with a PhD having over 25 years of statistical experience.

We provide comprehensive statistical support for clinical trials, from study design and analysis planning to final statistical reporting. Our team of expert statisticians and programmers ensures the highest quality deliverables for your clinical research needs.

ClinPharmStats Headquarters Building

Our Team

Vijay Chauhan - Data Scientist
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Vijay Chauhan, Ph.D.

President & CEO

Education

1989-1990

Postdoctoral Fellow - Estimation of variance components

McGill University, Montreal, Canada

1986-1987

Postdoctoral Fellow - Statistical modeling using mixed models

Swiss Federal Institute of Technology, Zurich, Switzerland

1982-1985

Ph.D.(Statistics) - Mixed Model Methods

Edinburgh University, Scotland

Biostatistics & Statistical Programming Experience

PhD in Statistics with specialization in mixed models methodology for prediction of fixed and random effects, and in estimating variance components. Over 25 years of statistical experience including 13 years in the pharmaceutical and biotech companies and CROs.

Responsibilities in various assignments in the pharmaceutical industry included protocol development, writing Statistical Analysis Plans and programming specifications, supporting IDMC, DSMB and drug development advisory boards in evaluation and interpretation of clinical trial results and formulating recommendations, integrated summary of efficacy and safety, CRFs review, contributing to writing of clinical study reports and pre-NDA briefing packages, direct interactions with FDA reviewers and responding to FDA queries, assisting Regulatory Affairs in drafting letters of responses to FDA.

Therapeutic areas of experience include cardiovascular, hypertension, diabetes, oncology, Mesothelioma trials, Dermatology (Acne Vulgaris), CNS (Bipolar I Disorder and Schizophrenia), weight loss, anti-fungal, pain studies, diagnostic imaging, anti-infective (complicated skin structure infections, complicated intra-abdominal infection), postmenopausal management and contraceptive studies.

Shaun Porwal
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Shaun Porwal

Chief Technology Officer

Education

2021

Master's in Biomedical Data Science (MS)

Icahn School of Medicine at Mount Sinai

2019

Bachelor's in Biomedical Engineering, Chinese (BE)

Rutgers University - New Brunswick

Background & Expertise

Shaun brings extensive expertise in data engineering, AI/ML implementation, biomedical AI systems, and statistical analysis to ClinPharmStats. With a strong foundation in biomedical data science, he excels at bridging the gap between clinical research, statistical methodology, and advanced technology solutions.

His work spans clinical data pipelines, medical imaging workflows, survival modeling, LLM-based tools, and statistical software development. He has applied methods including logistic regression, Cox proportional hazards models, Kaplan-Meier analysis, generalized additive models, decision curve analysis, C-index evaluation, AUC/F1 benchmarking, k-fold validation, stratified-split evaluation, and threshold optimization for clinical prediction and trial-matching workflows.

He has developed several open-source and research tools, including the widely used dcurves Python library for decision curve analysis, which has reached 60k+ downloads, along with biomedical AI platforms for dataset and model management, training and inference workflows, DICOM/NIfTI medical image review, clinical trial matching evaluation, and reproducible multimodal modeling pipelines.

Shaun is multilingual, speaking English, Mandarin Chinese, Hindi, Japanese, and Spanish, which enhances his ability to collaborate with international teams and clients. His unique combination of technical expertise, statistical training, and healthcare domain knowledge makes him an invaluable asset to ClinPharmStats and our clients.

Gaurav is camera shy

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Gaurav Chauhan

Director of Operations

Education

2008

Master's in Project Management (MPM)

Keller Graduate School of Management

2006

Bachelor's in Business Administration (BBA)

DeVry University

Operations Experience

Gaurav has over 15 years of experience in operations management within the pharmaceutical and healthcare industries. He specializes in optimizing project workflows, resource allocation, and process improvement.

At ClinPharmStats, Gaurav oversees day-to-day operations, ensures project timelines and deliverables are met, and coordinates between statistical teams and clients. His expertise in project management methodologies has been instrumental in streamlining our service delivery and enhancing client satisfaction.

Prior to joining ClinPharmStats, Gaurav held operations roles at leading CROs where he managed cross-functional teams and implemented process improvements that significantly reduced project timelines while maintaining quality standards.

His combination of business acumen and understanding of the clinical research landscape makes him an essential part of our leadership team, ensuring that our statistical expertise is delivered through efficient operational frameworks.

Biostatistical Experience

Explore our comprehensive biostatistical services and experience in clinical research.

Clinical Experience

Explore our extensive experience across various therapeutic areas.

Mission & Vision

Discover our company's mission, vision, and core values.

Why ClinPharmStats

Find out what sets us apart from other CROs in the industry.