Our team

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AN EXPERIENCED TEAM

US MED® has an experienced team of executives that each have a track record of growing and building successful companies. With over 150+ years of industry experience in the healthcare sector, our leaders drive significant growth along with best-practices in sales & operations for a strong company foundation for years-to-come.

Bill Mixon

Bill Mixon

CHIEF EXECUTIVE OFFICER
Bill joined the executive team in July 2023. As a member of the ADS Group Board of Directors for the last two years, he brings his 27 years of industry expertise and patient-first values to the CEO position. Bill has a passion for elevating the quality of our customer service and improving the work experience for our employees.
Sheilla Andrin

Sheilla Andrin

PRESIDENT
Sheilla began her journey in our document management team. For the past 13 years, Sheilla has worked in nearly every department and has been a driving force in our operational success through supporting, developing, and implementing solutions to maximize our footprint throughout the industry.
Jay Hasler

Jay Hasler

CHIEF SALES OFFICER
Jay Hasler joined the executive team in July of 2020. He has sales experience both nationally and internationally, and brings a wealth of experience in leading sales teams. Jay focuses on growing referral sources and market share to increase the number of patients having that have access to quality diabetic supplies and services.
Maxo circle

Maxo Joseph

CHIEF COMPLIANCE OFFICER
Max joined the executive team in Feb 2023 and has over 20 years of experience in the Compliance field. He leads the Ethics, Compliance, Internal Audit, and Quality Assurance teams. Ultimately, Max ensures that ADS | US MED® operates legally and ethically in all areas of our business.
Cindy Mastice

Cindy Mastice

VICE PRESIDENT OF MANAGED CARE
Cindy has over 25 years of provider and managed care contracting experience. Her role ensures that US MED®'s relationships with private insurance providers are beneficial to our patients and the organization. She brings a long tenure of strategic negotiating skills and payer relationships that will result in improved patient care and company success.
Edda Moncada

Edda Moncada

VICE PRESIDENT OF
NEW PATIENT SERVICES
Edda has been an essential team member at US MED®. She joined US MED® in October 2000 and has over 22 years of customer service experience, initial customer order process and call center. She ensures that every new order is processed and delivered in a timely manner.
Josh Newmark

Joshua Newmark

VICE PRESIDENT OF PHARMACY OPERATIONS
Josh helps to drive consistent growth and development within US MED®’s Online Pharmacy. He strives to provide the highest quality healthcare to all our pharmacy customers. Josh is overall responsible for ensuring pharmacy customers receive professional and courteous service along with having all your medical questions answered by a licensed pharmacist, when using our online pharmacy.   
Adaris Balboa

Adaris Balboa

VICE PRESIDENT, SALES OPERATIONS & CONTRACTING
Adaris has served in several key growth positions throughout her 10+ year tenure at US MED®. In her current role Adaris oversees the communication and education of US MED® partners nationwide. Adaris’ goal is to inform customer’s medical teams of the technologies that can help you or your loved one better manage your health.   
Brian Alln

Brian Allen

SR. DIRECTOR OF CUSTOMER CARE
Brian has been with US MED® since 2010 and possesses over 20 years of customer service experience. He is currently responsible for customer care outreach for all product reorders. Listen in to Brian’s perspective on his role: “We see ourselves not as vendors or providers but as partners to our customers; a family member who helps them get their needed supplies on a timely basis.”
Cristina Annunziato

Cristina Annunziato

DIRECTOR OF ACCOUNTS RECEIVABLE
Since 2004, Cristina has been an integral team member at US MED®. She has risen through the ranks to become the Director of Accounts Receivable, a department she helped to create. Ultimately, Cristina’s work helps to ensure that payments from insurance companies -- along with your deductibles -- are received on time.
Giovanny Cortina

Giovanny Cortina

DIRECTOR OF IT
Giovanny joined US MED® in 2017 and is responsible for managing US MED®’s entire technology system which includes its networking, security, and support framework. With his team, Gio ensures US MED®’s technology infrastructure operates smoothly which allows our 350+ team members to efficiently service customer needs nationwide.
Quetsy Cruz

Quetsy Cruz

CONTROLLER
Quetsy has over 25 years of experience in providing professional financial services to profit, non-profit, and international companies. She joined the US MED® team in 2015 and currently leads the Accounting team. Quetsy is responsible for delivering finance services such as accounting, treasury, reporting, taxes and insurance management, in accordance with legislative requirements and organizational policies and strategies.
Shirley DeLeon Certified Diabetes Care & Education Specialist

Shirley DeLeon

CERTIFIED DIABETES CARE AND EDUCATION SPECIALIST
Shirley has been a Registered and Licensed Dietitian for over 20 years and is a Certified Diabetes Care & Education Specialist. Her extensive experience in working one on one with people living with diabetes, makes her an essential member of our team. Shirley is our “go-to” clinician for diabetes and diabetes related product information. She is responsible for diabetes education and product training to our staff and the customers that we serve.
Jacque Doura

Jacque Doura

DIRECTOR OF NEW PATIENT SERVICES
Jacque has been on the frontline of USMED®’s new patient services since 2010 and has held key leadership roles for our intake sales team with the primary focus on providing a memorable customer experience. With 20+ years of customer service and Sales experience under his belt, Jacque continues to develop and execute plans to achieve sales targets and expand our customer base while cultivating a Patient first environment.
Marysol Madrigal

Marysol Madrigal

DIRECTOR OF ORDER FULFILLMENT
Marysol is another integral member at US MED®, having been on board since 2007. She has over 10 years of experience in the full order process from order entry and insurance authorization to order tracking and delivery. Marysol acts as a liaison with the distribution center, coordinating ship dates and inventory, ensuring orders are processed in accordance with US MED®’s customer service standards.  
Farrah McEwen

Farrah McEwen

DIRECTOR OF QUALITY
ASSURANCE & TRAINING
Farrah has been a rock within US MED®’s foundation, with 22 years and counting. She has a passion for resolving customer complications and for facilitating training programs that teach our team members to provide customers our services in a professional manner. “Customer satisfaction has always been my # 1 priority. My position allows me the unique opportunity to create special bonds with our customers and that will always bring me fulfillment!”
Eduardo Padilla

Eduardo Padilla

DIRECTOR OF APPLICATION DEVELOPMENT
Eduardo oversees our team of application developers and database administrators who create and manage our internal systems that allow all US MED® team members to operate efficiently. Eduardo and his team constantly strive to provide the best tools and systems to our entire organization, which enables us to provide the best service to our customers.
Rusty Peck

Rusty Peck

DIRECTOR OF SALES
(CGM/Insulin Pump)
Rusty joined US MED® in 2014 as a Urology Account Executive. During his tenure with the company, Mr. Peck has worked his way from Account Executive, Senior Account Executive/Team Leader for the South East Field Sales Team, to his current position of Director of Sales. Rusty has a passion for relationship building as well as working with his Account Executives on strategic business planning to drive the business forward, provide high-quality products for customers, and realize each individual's full potential.
Hilary Petro

Hilary Petro

SENIOR DIRECTOR OF MARKETING
Hilary joined US MED® in 2020 and has over fifteen years experience in education marketing. Currently she oversees the entire Marketing department while expanding US MED®’s digital marketing and social media presence. Hilary’s efforts ensure new and returning customers receive first-in-class service throughout all marketing activities.  
Rene Ulloa

Rene Ulloa

DIRECTOR OF STRATEGIC PARTNERSHIPS
Rene joined US MED® in 2006 and has held several operational positions related to initial order processing. As Director of Strategic Partnership, Rene has played a vital role in the development and growth of US MED® partnerships while successfully executing key transition projects and delivering on quarterly and yearly growth initiatives. Rene and his team also focus on Operational Process Improvement, Document Acquisition, and Customer Service to ensure initial customer orders are fulfilled in a timely manner and exceeding customer satisfaction.
Cristina Wright

Christina Wright

SR. DIRECTOR OF OPERATIONS
Christina joined US MED® in 2022 and has over 17 years of experience in the DME and healthcare industry. She is responsible for overseeing the management and operational efficiency of our durable medical equipment services. Christina consistenly strives to enhance processes, minimize costs, and elevate customer satisfaction.