La Toyia Laws

Director of Operations

La Toyia Laws comes to Tyvan, LLC as the Director of Finance with 7 years of Revenue Cycle Management experience. Beginning her career in the medical field in the customer service department, her focus and expertise has always been to satisfy patients and provide cost effective solutions for the provider as well. In her experience of facility/professional billing, La Toyia has successfully managed the revenue cycle of over 12 hospitalists programs and 5 transitional care clinics. However, substantial analytical ability and innovative ideas has made her a cornerstone in the finance department at Tyvan, LLC.


Brenda Gomez

Billing Manager

Brenda joined the team in late December 2015. She brings over 10 years of experience in the medical field. Her knowledge lies in Hospital billing and practice administration for Inpatient Hospital physician groups. Starting her career in Collections and moving to Hospitalist management has allowed her to gain a full and complete understanding of the billing process from admit to discharge. She also helped establish hospitalist programs throughout Texas for several hospitals. Her knowledge of the hospital billing and physician documentation as aided her in being an effective Billing Manager for Tyvan, LLC.


Keelyn Marlatt

Billing Manager

Keelyn comes to Tyvan, LLC as a Billing Manager with 14 years of hospital billing, collections, and revenue cycle experience. She graduated with a Bachelor’s Degree in Health Care Administration in 2015, and is also a Certified Revenue Cycle Representative.

She has worked very hard to gain knowledge in all areas of health care and uses it to help motivate, guide, and teach others to further their career, and knowledge in the Health Care industry. Health Care is her passion, customer service, patient care, and also minimizing patient frustration with billing is the goal in everything she does. Keelyn takes pride in all that she has accomplished and continues to strive for the top.


Kimberly Bailey

Billing Manager

Kimberly Bailey joined Tyvan, LLC as Billing Manager in April 2016. She was born and raised in Kansas City, MO and recently relocated to the Houston area. Kim brings over 6 years of experience in the medical field. Her career in the medical field began as an OB/GYN medical assistant where she held responsibilities for both the clinical and administrative side. She later ventured into medical billing with Cerner Corporation and there she quickly progressed into leadership roles while maintaining multiple clients in a variety of specialties.

She credits the 3 years spent at Cerner with her vast knowledge of medical billing as well as the ability to adapt and maintain in a forever changing field. There she gained lifelong lessons and learned the ins and outs of the full revenue cycle.

When Kim is not hard at work, she enjoys time with her daughter and longtime boyfriend. They are enjoying discovering their new city. Her daughter keeps them busy with all her many activities including 3 sports, gymnastics, and modeling. She also enjoys traveling and experiencing new things in life.


Rotonda Bouvia

Patient Advocate Manager

Rotonda Bouvia joined Tyvan in December 2015. She brings over 18 years of Healthcare administration and Medical billing experience. She has a broad range of experience that begin in the front office of a Pediatric Urgent care center. She continued her career working for several doctor’s as an office coordinator in a variety of medical specialties. Rotonda later ventured into medical claims processing and customer consultation at a major healthcare insurance carrier. This position gave her vast knowledge in internal claims processing guidelines and medical benefits. This experience prepared her for medical collections and customer service. She has held many roles in the medical collections field ranging from Sr. Collections Specialist to Manager.

Rotonda enjoys the ever changing environment of healthcare. She believes that perseverance, integrity, diligence, assertiveness and hard-work is the foundation for achieving her goals. Her knowledge and strengths in medical collections, customer service etiquette and her meticulous attention to details has allowed her to become a proficient PFS Manager at Tyvan LLC.


Yonas Tekeste

Posting Manager

Yonas was born in Ethiopia on 7th February 1978. He graduated from Unity University College with a Bachelor of Science degree in Management Information System in March 2008, and from Addis Ababa Commercial College with a diploma in Accounting in July 1999.

After receiving his education, Yonas worked for more than 10 years in different companies in finance department as a junior Accountant and then as a Senior Accountant. Yonas moved here from Ethiopia with his family members 4 years ago and he greatly enjoys living in Houston.

Yonas joined Tyvan, LLC as Posting Auditor in March 2015. He brings 2 years of Medical payment posting experience and over 10 years of Accounting experience across several industries. Yonas has been in his current position as Posting Manager since February 2016. He leads six people on his team.