Our Teams

Hilltop’s interdisciplinary team of professionals includes health services researchers, clinicians, economists, attorneys, statisticians, social scientists, computer programmers, data scientists, and data analysts. Staff expertise includes Medicaid, long-term services and supports, program development and evaluation, in-depth complex data analytics, research methods, public policy analysis, health services research, economics, and health care administration.

Executive Office

Alice Middleton, Interim Executive Director

Alice Middleton

Interim Executive Director
Photo of Jim Clavin

Jim Clavin

Chief Technology and Compliance Officer
Photo of Sanya Clark

Sanya Clark

Project Coordinator/Editor
Photo of Min Kim

Min Kim

Senior Policy Specialist
Photo of Lisa Manley

Lisa Manley

Project Coordinator
Photo of Sara Rolf

Sara Rolf

Project Coordinator
Photo of Marsha Willis

Marsha Willis

Senior Policy Analyst
Organizational Advancement

Analytics and Research

Photo of Morgan Henderson

Morgan Henderson

Director, Analytics & Research
Principal Data Scientist,
Affiliate Assistant Professor, UMBC Department of Economics
Leigh Goetschius

Leigh Goetschius

Data Scientist Advanced
Photo of Fei Han

Fei Han

Principal Data Scientist,
Affiliate Assistant Professor,
UMBC Department of Computer Science and Electrical Engineering

Health Reform Studies

Photo of Laura Spicer

Laura Spicer

Director, Health Reform Studies
Photo of Alexis Smirnow

Alexis Smirnow

Manager, Data Quality and Integrity

Oludolapo Fakeye

Principal Policy Analyst

Nic Nemec

Policy Specialist
Photo of Brenna Tan

Brenna Tan

Senior Policy Analyst

Tim Williams

Senior Policy Analyst

Medicaid Policy Studies

Photo of David Idala

David Idala

Director, Medicaid Policy Studies
Photo of Katie Holmes

Katie Holmes

Senior Policy Analyst

Parker James

Policy Analyst

Kiki Malomo-Paris

Policy Analyst
Photo of Shamis Mohamoud

Shamis Mohamoud

Senior Policy Analyst

Morgane Mouslim

Policy Analyst Advanced

Jennifer Park

Policy Specialist
Photo of Rosa Perez

Rosa Perez

Policy Analyst Advanced
Photo of Christopher Yeiser

Christopher Yeiser

Policy Analyst Advanced

Aging and Disability Studies

Christin Diehl

Aging & Disability Studies,
Adjunct Professor,
Erickson School of Aging Studies

Elizabeth Blake

Senior Policy Specialist,
Adjunct Instructor, UMBC Department of Economics
Photo of Stephanie Cannon-Jones

Stephanie Cannon-Jones

Senior Policy Analyst

Christine Gill

Principal Policy Analyst

Roberto Millar

Policy Analyst Advanced,
Adjunct Instructor,
UMBC Department of Sociology, Anthropology, and Public Health
Photo of MaryAnn Mood

MaryAnn Mood

Senior Policy Analyst
Photo of Bruce Sun

Bruce Sun

Senior Rate Analyst

Rate Setting

Todd Switzer

Chief Actuary/Director of Rate Setting and Financial Analysis
Photo of Dawn M. Aul

Dawn M. Aul

Senior Programmer

Christopher Barger

Senior Financial Analyst
Photo of Tao Korangkool

Tao Korangkool


Technology Innovation

Photo of Jack Clark

Jack Clark

Manager, Technical Innovation and Automation
Photo of Andrea Schumacher

Andrea Schumacher

Senior Program Manager

Lennox Hardin

Senior Programmer
Photo of Laura Humber

Laura Humber

Data Visualization Developer/Programmer Advanced

Karis Marano

IT Analyst
Photo of Jennifer Reitz

Jennifer Reitz

IT Analyst Advanced

Naga Sushmitha Macheri

Senior Data Visualization Specialist
Zach Lopez

Zachary Lopez

Programmer Specialist

Programming Operations

Photo of Peter LaMarsh

Peter LaMarsh

Programming Operations

Kratika Aggarwal

Programmer Specialist

Craig Drohan

Programmer Advanced

Erick Geil

Senior Programmer

Michael Karugu

Data Manager
Photo of Jayne Miller

Jayne Miller

Senior Programmer

Prashant Rana


Melissa Roll


Christopher Wrightson

Front-End Lead Engineer

Xiaorong Wu

Programmer Specialist
Photo of Brittney Zylstra

Brittney Zylstra

Principal Programmer

Business Office

Stephen Shirley

Director of Program Administration
Photo of Adrienne Brown

Adrienne Brown

Business Manager
Carolyn Conn

Carolyn Conn

Business Services Specialist