Our Experts

Our Experts

Wayne Adams, BSRT

Consumables Analyst

Wayne Adams works with the Consumables team, covering Buyline Value Analysis projects, custom quotes, spends, and requests for information (RFIs). His technology reports highlight new and future technologies.

Julie Andrews, MSN, RN, CCRN

Clinical Analyst

Julie Andrews is a clinical analyst in the areas of critical care, nursing, and patient monitoring. At MD Buyline, Ms. Andrews uses her experience and industry knowledge to help customers make decisions about patient monitoring and fetal monitoring equipment and defibrillators.

Maggie Araiza, BS


Maggie Araiza takes advantage of her background in consumables and customer experience to provide MD Buyline members with the tools and information they need to make well-informed purchasing decisions.

Renee Balliet, PhD, MBA

Product Manager

Renee Balliet, PhD, MBA is the Product Manager for Hayes’ Genetic Solutions Program. Dr. Balliet has over 10 years of experience in the field of genetics and molecular diagnostics, including conducting primary research, business development, and leading evidence-based assessments.

Cris Bennett, R.T.(R)(MR)

Clinical Analyst

Cris Bennett serves as the primary analyst for CT and MRI systems at MD Buyline. He provides insight, along with other analysts, on radiology IT solutions.

Rachael Bennett, BHS, R.T.(R)(T)

Executive Director

As a clinical analyst at MD Buyline, Rachael Bennett is the primary analyst for linear accelerators, stereotactic radiosurgery, mammography systems, biopsy systems, and other radiation oncology and women’s health capital equipment codes.

Lidia Chelkowska, BSN, RN

Clinical Analyst

Lidia Chelkowska is a registered nurse with experience as a nurse and nurse manager. She has worked in bariatric, gynecologic, and orthopedic settings, as well as on neurologic, trauma, and vascular cases. At MD Buyline, she specializes in surgery.

Nathan Chestnut, MPA

Client Success Manager in Professional Services

Nathan Chestnut is a Client Success Manager in Professional Services. Nathan has over 10 years of customer management and training experience across multiple industries.

Ryan Chopra, MPH, BS

Medical Research Analyst

Ryan is a Medical Research Analyst with extensive knowledge and experience analyzing the scientific evidence around medical technologies.

Neff Conner, BA


Neff Conner is an analyst at MD Buyline for the areas of general and cardiac ultrasound. He also works with PriceTracker products, endoscopic video systems, and surgical power instruments.

Mazen Dauleh, BA

Sr. Capital Analyst in Professional Services

Mazen is the Sr. Capital Analyst in Professional Services. Mazen joined the team in 2016. He has over 10 years of experience in healthcare in a wide variety of roles from branch operations to revenue cycle and billing.

Jamie Dildy, BS, R.T.(R)

Clinical Analyst

Jamie Dildy serves as the primary analyst at MD Buyline for mini and mobile C-arms, contrast injectors, lithotripters, SPECT and SPECT/CT, PET/CT and PET MRI, urology systems, gamma detection systems, and infant care and infant security.

Lyle Ellerbach, BS, ABA

Vice President

A veteran of 30 years at MD Buyline, Lyle Ellerbach currently heads the Implementation and Training teams for the company’s Purchased Services Program.

Jessica Everitt, MS


Jessica Everitt uses her industry knowledge to help MD Buyline customers make decisions regarding surgical power instruments, robotics, microscopes, electrosurgical devices, low-temperature sterilizers, tissue ablation, and endoscopy.

Rod Faulkner, BS


Rod Faulkner works as an analyst at MD Buyline in capital and purchased services, which enables him to consult with members as they work through researching, budgeting, and purchasing projects.

Scott Friesen, MA

CEO, Newport Credentialing Services

Scott Friesen is the CEO of Newport Credentialing Solutions, which he founded in 2009. Scott’s proficiency in the hospital, academic medical center, and multi-specialty group practice setting has been honed in his more than 18 years of healthcare and leadership experience.

Cassandra Gipson, MBA, RVT, RDMS, R.T.(R)(M)(CT)

Clinical Analyst

As a clinical analyst at MD Buyline, Cassandra Gipson takes advantage of more than 25 years of leadership and hands-on experience in interventional and general radiology, CT, mammography, and ultrasound.

Michael Hardin, MBA

Customer Experience Manager

As Customer Experience Manager, Michael Hardin uses his management and customer service experience, along with knowledge of the medical industry, to lead MD Buyline’s efforts to help clients derive the greatest value from the company’s array of solutions.

Kevin Hodges, BS

Director of Operations

In addition to his duties as Director of Operations, Kevin Hodges is an analyst for MD Buyline’s Purchased Services program and continues to provide training to the Research & Analysis, Account Management, and Marketing teams.

Roe Hogan, LVN


With her passion for nursing, Roe Hogan enjoys keeping up with improvements and new equipment in the profession and assisting hospitals in making wiser decisions in the purchase of equipment based on their needs.

Jaclyn Holt, BBA


Jaclyn Holt takes advantage of her business administration training and experience in marketing to offer MD Buyline clients the most up-to- date information in the selection and purchase of consumables.

Tim Hopkins, BBA

General Manager, MedApproved

While working in medical technology, Tim Hopkins recognized that hospitals and healthcare organizations needed a more efficient way to evaluate new products. With this goal in mind, he co-founded MedApproved in 2010 to streamline the review process by electronically connecting product requests with the appropriate stakeholders within a hospital.

Julie Johnson


Julie Johnson serves as an analyst, providing support to the clinical analysts and helping MD Buyline members make informed purchasing decisions.

James Laskaris, EE, BME

Senior Clinical Strategist

James Laskaris is a senior emerging technology analyst at MD Buyline and serves as the primary analyst of high-end operating room technology. He also covers issues related to the legislative and reimbursement effect on healthcare and authors a bimonthly “Issues that Matter” publication.

Kathey Leibold, RRT

Clinical Analyst

Kathey Leibold is responsible for the respiratory, pulmonary, and anesthesia product categories at MD Buyline, along with hyperbaric, pulse oximetry, capnography, cerebral oximetry, and anesthesia depth monitoring products.

Mitali Maheshwari, MS, B.Pharm

Healthcare IT Analyst

With a background in healthcare information technology, Mitali Maheshwari has responsibility for several technologies at MD Buyline, including Electronic Health Records.

Dennis Matricardi, MS, SM(ASCP)DLM

Clinical Analyst

With his deep experience in hospital-based laboratory settings, Dennis Matricardi is well-qualified to advise MD Buyline clients on a variety of topics related to laboratory purchasing and management.

Rachel Menary, MBA, PMP

Equipment Planning Director — EMTS

Rachel Menary has over 15 years of experience in Medical Equipment Planning, Project Management, and Procurement. As Equipment Planning Director with EMTS, she is extending the company’s services to include end-to-end medical equipment planning.

Petra Nass, PhD

Senior Scientific Officer & Director, Research, Innovation, and Quality Assurance at Hayes

As Senior Scientific Officer & Director, Research, Innovation, and Quality Assurance at Hayes, Petra Nass is responsible for product innovation and for ensuring the scientific and methodological quality of the Hayes evidence products.

Sabrina Newell, MS, RCS

Senior Clinical Analyst

Sabrina Newell returned to MD Buyline in 2018 after serving as a regional manager of clinic operations at WellMed Medical Management. Prior to joining MD Buyline for the first time in 2016, she worked as a Registered Cardiac Sonographer at the University of Texas Southwestern Medical Center and the Heart Health Center of North Texas.

Josh Owen, BA


Josh Owen’s knowledge of various capital equipment technologies and his procurement experience enable him to assist MD Buyline clients in their purchase of surgical equipment.

Michelle Ostrander, PhD

Product Manager, Medical Technology Directory

As Product Manager of the Medical Technology Directory product line at Hayes, Dr. Ostrander ensures the scientific quality and integrity of health technology assessment (HTA) reports through her oversight of the writing and editorial review processes.

Kyler Ritchie, BBA

Purchased Services Team Lead

Kyler Ritchie identifies purchased services savings opportunities by benchmarking members’ rates with similar health systems, identifying pricing discrepancies, and suggesting favorable contract terms. He also helps guide MD Buyline members through the negotiation process.

Eric Slimp, BA

Purchased Services Director

At MD Buyline, Eric applies his industry knowledge and experience to optimize hospitals’ management of purchased services. He performs contract reviews to ensure that hospital clients are obtaining industry-best pricing and contract terms.

Tyler Speakman

Healthcare IT Analyst

Along with Healthcare IT, Tyler Speakman specializes in capital purchasing and project management for multiple technologies, including nurse call systems, OR integration, and PACS.

Diana Trinh, MLS(ASCP)CM

Clinical Analyst

Diana Trinh is a clinical analyst whose deep experience in and knowledge of medical laboratory science serves her well in advising MD Buyline client in laboratory and pharmacy purchases.

Tom Watson, BS, RCVT

Senior Clinical Strategist

Tom Watson is the primary analyst for cardiology, which includes interventional angiography (cardiac, vascular and neurological), electrophysiology imaging and monitoring, and cardiology PACS and information systems. He provides secondary support for noninvasive cardiology.

Kaitlyn Wilkie, BS


As an associate analyst at MD Buyline, Kaitlyn Wilkie uses her background in science and veterinary medicine to advise members on surgery-related purchases.

Gary Williams, BBA


Gary Williams serves MD Buyline clients as an analyst for patient monitoring, telemetry monitoring, and anesthesia products.

David Zieve, MD, MHA

Medical Director at Hayes

As Medical Director at Hayes, Dr. Zieve works closely with the Evidence Solutions analysts and provides clinical oversight for a variety of client solutions, including collaborations with Hayes’ key clients.

Helpdesk Notice
On Friday, January 18, 2019, TractManager’s division located in Chattanooga, TN will be moving office locations. This move will in no way affect your MediTract system, and the Helpdesk will be responding to phone calls and emails as usual. However, our ability to resolve certain support requests will be impacted as we move locations. We thank you in advance for your understanding!
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