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National Radiology Solutions

The Teleradiology
Problem-Solver

At NRAD, we blend advanced technology with a personal touch to revolutionize teleradiology services. Our mission? To provide patient-focused, high-quality diagnostic insights that support healthcare providers in delivering exceptional patient care.

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Why should you choose NRAD?

Patient-Centric
Approach

Putting patients first
is at the heart of everything we do.

Innovative
Solutions

Leveraging technology to make radiology services faster more accurate, and user-friendly.

Expert
Team

Board-certified radiologists offering comprehensive diagnostic expertise.

Trusted
Partnerships

Building strong relationships to ensure the best outcomes for our clients and their patients.

Request a proposal to explore customized teleradiology solutions.
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High Quality, Timely,
US-Based Diagnostic Readings for your Clinic

Our dedicated team of US-based, board-certified radiologists is committed to providing tailored teleradiology solutions that enhance patient outcomes. From general diagnostics to subspecialty areas, we bring expertise and innovation to every case, ensuring superior service and quality results. Partner with NRAD to tackle teleradiology challenges together, putting patients first and building trust every step of the way.

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Testimonials

Hear from our clients and partners about the impact of NRAD’s commitment to quality, innovation, and patient care.
"The entire NRAD team always goes above and beyond to ensure that my referring physicians are cared for. The NRAD radiologists speak with them any time of day. The turnaround time for reports is always within 24 hours on standard reads and one hour for STAT exams."
Charla Hurst
Marketing DirectorClermont Radiology
"NRAD's teleradiology services have helped us improve patient care and enhance the overall efficiency of our radiology department. I highly recommend NRAD to any organization seeking a reliable, high-quality teleradiology service provider."
Dave C.
CEOMichigan-based Client
"Since changing to NRAD, even our routine studies often return within hours after the exam is completed. My referring physicians are ecstatic, as it helps them provide more timely, improved patient care."
Louis Stump
OwnerEasy MRI
"The timely, efficient, and accurate subspecialty reads that NRAD's radiologists provide across a variety of disciplines, as well as prompt responses to customer service requests by their team, is tremendously valuable to our organization."
Donna Tan
Operations ManagerOrlando Diagnostic Center
"NRAD's Radiologists provide high-quality reads with excellent turnaround time. In addition, NRAD's team is very accessible for all requests. Overall, NRAD is invaluable at helping us best serve our patients and referring providers."
Tim Taylor
President/CEOCentral Kentucky Diagnostic Center
"NRAD has supported our growth for over 9 years and continues to provide high service levels. Their Radiologists provide quality reads and are attentive to our referring physicians. Their customer support team is excellent at building relationships with our staff."
Tiffany Williams
VP of Operational ProcessesAkumin Imaging

Next Steps

Contact us today to learn how NRAD can enhance your radiology services and help you achieve your patient care goals. 

Have Questions? Let’s Schedule a Conversation.
Ready for a Proposal? Tell Us What You Need.

NRAD: Where Technology Meets Personality in Radiology

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Robb Kolb, MBA

Founding Business Partner, CEO

Mr. Robb Kolb brings over two decades of leadership expertise in the business aspects of healthcare. Throughout his career, he has been recognized as a transformational leader, driving significant improvements in client satisfaction and fostering positive employee cultures across various management roles.

Robb holds a Bachelor of Business Administration (BBA) and a Master of Business Administration (MBA) from Anderson University, underscoring his solid academic foundation in business management. His educational background complements his extensive practical experience in healthcare leadership, where he has consistently demonstrated strategic acumen and a commitment to organizational excellence.

With a focus on creating cultures of satisfaction both for clients and employees, Robb Kolb continues to contribute to the advancement and success of healthcare organizations through his visionary leadership and management capabilities.
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Doris Malaney

Operations Manager

Doris, a valuable addition to NRAD since 2020, brings five years of experience from a Level I Trauma Center in the Pediatric Emergency Department. Her exceptional performance led to her promotion to Operations Manager in 2022. In this role, she leads a team of Operations Specialists, ensuring clients and radiologists receive top-notch service in study turnaround times, addendums, diagnostic services, positive findings communication, and more. 

Her commitment to the servant leadership model, often lacking in larger organizations, is a testament to her dedication and the values NRAD upholds.

Doris enjoys spending time with her family and two Golden Retrievers in her spare time.

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Lydia Chastain

Chief Financial Officer

Lydia Chastain has over five years of experience overseeing finance in the healthcare environment, joining NRAD’s finance team in 2017. She earned an undergraduate degree in business administration and a master’s in organizational leadership from Anderson University. Lydia is passionate about maintaining excellent relationships with internal and external stakeholders, including vendors, clients, and employees. She utilizes a servant leadership model and believes that her purpose in the organization is to serve and empower her staff, maintain timely vendor payments, and ensure the organization’s finances are managed to position NRAD for health, growth, and the ability to serve our communities. Lydia is married to her high school sweetheart and is a devoted mother to two daughters. In addition, she enjoys spending time cooking, gardening, and hiking with her family.

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Stephanie Belk

Clinical Manager

Stephanie Belk joined NRAD in January 2014 with a robust background in radiology, gained through her work in hospital and outpatient clinical settings. Her experience paved the way for her promotion to Clinical Manager in January 2015. In her current role, Stephanie excels in leading the clinical department, utilizes the skills of her team in maximizing radiologist efficiencies, and ensuring high-quality, timely delivery of radiology reports.

Outside of work, Stephanie has a rich array of interests. She enjoys spending quality time with her husband and daughter and also finds relaxation and enjoyment in gardening, fishing, swimming, kayaking, baking, and weight-lifting activities. These hobbies reflect a diverse range of interests, showcasing her passion for outdoor and creative activities.

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Caleb Bryant

Director of Client & Physician Relations

Caleb’s career trajectory within NRAD is a testament to his dedication and adaptability.  Caleb joined NRAD in December 2019 as an Operations Specialist, was promoted to Operations Manager, and transitioned to his current role in April 2022. In this role, Caleb excels in overseeing Physician recruitment, supporting NRAD’s Physicians and Clients as a liaison, and managing other projects related to Physician and Operational / Clinical services. His extensive background in hospital and clinical settings, particularly in Perioperative Services and Pathology, has equipped him well for these responsibilities. 

His commitment to developing and implementing processes tailored to customer needs reflects his proactive approach to enhancing operational efficiency at NRAD. Caleb enjoys golfing, playing music, and, most importantly, spending quality time with his family.

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Tom Ambrose

Chief Information Officer

Mr. Ambrose has been in IT since 2009. With NRAD, Tom leads the IT team and administrates company IT systems while supporting clients and designing NRAD’s future IT architecture. He also oversees the information technology strategy and develops goals for the IT department.

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Darrin Dodge

Executive Director
Business Development

Darrin brings a wealth of experience and a deeply personal connection to the radiology field, driven by his father’s battle with cancer and subsequent introduction to diagnostic imaging technology in 2005. Since then, he has excelled in business development, customer retention, and marketing within the radiology industry. Before his focus in radiology, Darrin held leadership roles in staffing and HR, where he significantly grew market share and expanded into new communities, achieving impressive annual growth rates.

At NRAD, Darrin leads customer growth, retention, profitability, marketing, and promotion initiatives. His consultative approach and gifted networking skills have fostered enduring relationships with radiology groups, imaging centers, multispecialty clinics, hospitals, and industry professionals over his 20-year tenure. He advocates for his team and embodies the values of competence, collegiality, community, kindness, and respect.


Darrin enjoys a dynamic personal life outside of work in greater Nashville, TN, and East Lansing, MI, with his wife, children, two dogs, and a granddog. His hobbies include bicycling, music, CrossFit, scuba diving, hiking, and cheering for MSU Football. Despite admitting his golf game needs improvement, he’s actively working on it.


For practices or facilities considering changes or additions in teleradiology support, Darrin welcomes you to schedule a meeting to explore how NRAD can effectively support your needs. His dedication and expertise make him a valuable partner in navigating radiology solutions tailored to your requirements.


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Melanie Humphries

Chief Operating Officer

Melanie, a cornerstone of NRAD since its inception in 2013, has been instrumental in developing our current departments and processes. Her influence extends beyond these structures, as she has played a key role in shaping the leaders who have joined NRAD over the years.  Melanie’s commitment to the long-standing relationships she has formed with our Staff, Radiologists, Clients, and Vendors is a testament to her dedication. She oversees 4 Departments (Clinical, Operations, IT, and Credentialing), ensuring that we maintain our unique culture of radiology with personality—Melanie’s B.A. degree from Clemson University and her past careers as a Juvenile Probation Officer and Mentor Coordinator have uniquely prepared her for her role in Radiology. Melanie enjoys spending time with her family, gardening, and music in her free time.