Meet the Staff

Working together as a team of experts, we help patients enhance their beauty by caring for their skin, improving their facial features, and rejuvenating their faces. The result is a harmonious realization of each patient’s vision of beauty.


  • Seth A. Yellin, MD, FACS
    Founder and Director

    Dr. Seth A. Yellin is founder and director of Marietta Facial Plastic Surgery, Laser & Aesthetics Center. As one of Atlanta’s most well-respected facial plastic surgeons, he has treated thousands of patients during more than 20 years in practice with the goal of making each and every patient happy.

  • Kelly Houmand, PA-C
    Aesthetic Injector

    Kelly Houmand graduated from Emory University with a degree in philosophy and religion. She then went on to obtain her Masters Degree in Medical Science and Physician Assistant Studies from Midwestern University in Glendale, Arizona. Upon graduating, she was thoroughly trained and practiced medical, surgical, and aesthetic dermatology in both California and Nevada. She has since developed an interest and passion for aesthetic dermatology. Kelly prides herself in being a lifelong learner and has published in the Journal of Dermatology for Physician Assistants.

    Kelly is a member of the Georgia Dermatology Physician Assistants, the Society of Dermatology Physician Assistants and is certified by the NCCPA.

  • Jennifer Liechty, NP-C
    Aesthetic Injector

    Jennifer Liechty MS, NP-C is a highly skilled nurse practitioner who has advanced training in aesthetics and injectables. She began her career as an aesthetician in 2002 and specialized in innovative skin care services in the spa industry. She went on to earn her Bachelor of Science in nursing, graduating summa cum laude from Kennesaw State University in 2006. She was also inducted into Sigma Theta Tau international honor society of nurses. After graduation, Jennifer served as a cardiovascular nurse for several years while attending graduate school. Jennifer completed her Master of Science in family nurse practitioner at Georgia State University in 2012 and continued working in cardiology.

    She ultimately decided to combine her love of medicine and the art of aesthetics in 2017 by training and working as a cosmetic injector at a busy medical spa in Atlanta. Jennifer has undergone extensive training through some of the top injectable training programs in the field including Allergan Medical Institute, Galderma Aesthetic Injector Network, Aesthetic Advancements Institute, the Aesthetic Extender Symposium, MK Aesthetics. She has also attended the Allergan masters course and is a certified Allergan Master Injector. Since joining the practice she has been training directly under Dr. Seth Yellin and is certified in the Injecta-Lift technique.

  • Elaina Lester
    Director of Aesthetic Operations

    Elaina brings more than 25 years of cosmetic and business experience to our practice. She has worked with multiple skincare brands in the capacity of sales, management, artistry, training and business consulting. As the former Director of Sales for the USA, Caribbean and Mexico for a large international spa brand, she was responsible for all areas of company growth. She brings a wealth of industry knowledge to our patients and staff.

  • Tracy Deltac
    Lead Medical Aesthetician, Laser Technician

    Tracy graduated from the International School of Skin, Nail Care and Massage Therapy at the top of her class and is a Licensed Laser Technician. Prior to working in aesthetics, she worked as a Medical Assistant for Dr. Harper of Marietta Dermatology & The Skin Cancer Center. She specializes in chemical peels, BBL, Ultherapy, Microneedling and customized facials. After completing advanced training at the CoolSculpting University in Reston, Virginia, she became the practice lead (CLT) for CoolSculpting. Tracy enjoys helping her patients achieve beautiful skin through skin care products and treatments.

  • Anna Connor
    Medical Aesthetician, Laser Technician

    Anna graduated from the University of Georgia with a BA in Psychology and later pursued aesthetics at the ISSN in Atlanta. She has over 13 years of experience as a Licensed Aesthetician and is a Laser Tech. Anna specializes in chemical peels, BBL, Ultherapy, Microneedling and customized facials. Her passion is sharing the journey of each of her patient’s as they achieve enhanced self-esteem through skin care products and procedures.

  • Jamesa Buchanan
    Medical Aesthetician, Laser Technician

    Jamesa graduated from the Aveda Institution in 2008. After graduating, she began her career in Medical Aesthetics with a focus in dermatology. Prior to joining our team, she worked with a highly favored dermatology office in Buckhead. She specializes in CoolSculpting, Ultherapy, chemical peels, BBL, Microneedling and customized facials. Jamesa has a passion for connecting with new people, building relationships with her patients and the satisfaction of giving her patients beautiful and healthy skin.

  • Christian Taylor
    Medical Aesthetician, Laser Technician

    Christian graduated at the top of her class in Aesthetics from Paul Mitchell, The School Esani. She then went on to gain her Aesthetics License and Georgia Composite Board Laser Assistant Practitioner License. She worked as the lead Aesthetician for a busy med-spa with the goal of growing her career within Facial Plastic Surgery & Dermatology. Christian’s passion of skin care, patient education and mission is to gain her patients’ trust and help them improve overall self-confidence. Her services include all laser treatments, micro-needling, chemical peels, customized facials, Broad Band Light Therapy (BBL) and DermalInfusion.

  • Desiree Hatten
    Surgical Assistant, CST

    Desiree graduated from Chattahochee Technical College in 2001 with a degree in Surgical Technology and has maintained her certification through continuing education. She worked at Kennestone hospital as a general CST followed by a focus on her passion for plastic surgery. She was promoted to a first assistant role in plastic surgery and she was also a coordinator and trainer for oral maxillofacial surgery and ENT. In a career that spans over 13 years, she has had the honor to work with some of Atlanta's elite cosmetic plastic surgeons. She held credentials with Scottish Rite, Egleston Children's Hospital, St Joseph's Hospital and Northside Hospital. Desiree works alongside Dr. Yellin for his surgical procedures at Marietta Surgical Center and in-office visits. She enjoys helping patients and making them feel comfortable and confident during their experience.

  • Melissa Methvin
    Surgical Assistant, CMA

    Melissa Methvin has worked in dermatology and cosmetic services since 2007. Prior to joining our team, she served as the lead Medical Assistant at a busy dermatology and cosmetic office in Sandy Springs, Georgia. Melissa is extremely passionate about her job and strives to make each of her patients feel well treated and cared for. Outside of the office, she enjoys photography.

  • Felicia Clayton
    Surgical Assistant, CMA

    Felicia graduated from Clark Atlanta University with a B.A. in Marketing and later pursued a career in the medical field. She received her certification from Fortis College and has worked in dermatology and cosmetic services since 2008. Felica is passionate about patient care and making sure every patient leaves with a smile.

  • Brooke Bragg
    Patient Care Liaison

    Brooke brings over 19 years of customer service experience to the practice. She has been a part of Marietta Dermatology Associates since 2010 and has worked as a Front Office Associate for Marietta Derm and MOHS. Her passion is assisting patients while scheduling their appointment and ensuring they are at ease prior to and after their treatment.

  • Laurielyn Ethridge
    Patient Care Liaison

    Laurielyn brings 20+ years of customer experience from the dental industry. Her strong communication and organizational skills have allowed her to grow and flourish in the role of patient communications. She is very passionate and is involved in various community projects and has served on the Big Shanty committee with the Kennesaw Business Association, as well as, serving at North Star Church.

  • Jennifer Allen
    Patient Care Liaison

    Jennifer worked as a Front Office Receptionist for 3 years and most recently as a Patient Connection Specialist for a large hospital system. Her skill set is highly proficient in the areas of organization, customer service and problem solving. She is great with patients both on the phone and in person. Jennifer strives each day to help put a smile on the patients she interacts with.