1614 W Central Rd #100
Arlington Heights, IL 60005
900 Technology Way, Ste 230
Libertyville, IL 60048

Click To Call 847.577.5814

Vein Clinic Staff

Dena Gutierrez, CMA – Practice Manager

Dena began working with the practice 11 years ago. She has been in the medical field for over 15 years. As Practice Manager Dena leads our team of dedicated staff and is responsible for the day to day operational management of the practice. She has certifications in Medical Assisting as well as Phlebotomy. Dena graduated from Olympia College in in 2001. She takes great pride in knowing that our patients are receiving the best services possible from outstanding Vascular Surgeons.


Ken Langworthy, RVT – Registered Vascular Technologist

Ken has over 15 years of technical and managerial experience in private practice vein clinics and vascular laboratories, performing a wide variety of vascular ultrasounds. For the last 14 years he has worked in private practice with Dr. Susanne Woloson specializing in vascular and varicose vein treatment. Working with Dr. Woloson has really heightened his interest in varicose vein disease and it shows through his knowledge and expertise. His extensive experience makes Ken uniquely qualified to teach and prepare others in the field of Vascular Ultrasound. Ken has taught ultrasound to sonographers and students; he was clinical coordinator for Rush Presbyterian St Luke’s Bachelor Degree in Vascular Ultrasound program. Ken is a member of the Society of Vascular Ultrasound.


Ashley Enhelder – Surgical Coordinator

Ashley is our Full-Time Receptionist and Surgical Coordinator. Her duties include greeting patients, answering the phones and scheduling appointments. Ashley also verifies patient information is accurate and updates any changes as well as collects payments.  Ashley makes coordinating your surgical procedures easy and accommodating to each patients needs. She has been an employee of Northwest Vascular and Vein since February 2014 and is a great asset to our team.

Holly Haney, CPC, CMA – Billing Representative

Holly is the newest member of the Northwest Vascular and Vein Specialists team. Holly is a Certified Professional Coder with more than 20 years of experience in the healthcare field. She has been responsible for performing coding and billing procedures with solo practitioners and large physician groups. Holly is committed to making sure that patients receive accurate insurance reimbursement and medical billing statements, as well as providing great customer service.

Hannah Seymore – Receptionist