Laura Marquart, M.D., FAAD

Medical Director

Dr. Marquart is a graduate of the Uniformed Services University of the Health Sciences and completed her dermatology residency training at Walter Reed Army Medical Center and National Naval Medical Center.  She is a Board-Certified Dermatologist and served 15 years in the U.S. Army.  She has served on the faculty at Walter Reed, USUHS, and Texas A&M. She distinguished herself as the Dermatology Consultant to the Office of the Attending Physician at the U.S. Capitol.   She also has worked in teledermatology, private practice, and is currently a medical officer at the FDA.

Dr. Kirk Volker

Kirk M. Volker, M.D., FAAD

A Board Certified Dermatologist, Dr. Volker graduated from Kansas State University and Hood College, where he received his Bachelor of Science and Masters degrees, respectively. During this time he was a member of the collegiate honor society Phi Kappa Phi and earned the Student Cancer Research Award.

Dr. Volker went on to University of Pittsburgh School of Medicine, where he received his medical degree and became a member of the Alpha Omega Alpha Honor Society. He then completed his medicine internship at Mercy Hospital in Baltimore, Maryland, and his dermatology residency at the University Of Maryland School Of Medicine.

Dr. Volker has coauthored numerous journal articles in publications such as: the Journal of the National Cancer Institute, the Journal of Immunology, and the American Journal of Pathology. His focus is on medical and surgical dermatology, with a special interest in the detection and treatment of skin cancers such as basal cell carcinoma, squamous cell carcinoma, and melanoma. Dr. Volker looks forward to seeing you soon at his new Hagerstown office.

Erin Brimhall

Erin Delaney Brimhall, MSN, CRNP

President of Clinical Services

Erin leverages 23 years in clinical and cosmetic dermatology in her role as President of Clinical Services. She earned her B.S., M.S. and N.P. degrees from the University of Maryland. In practice, she has focused on adult dermatologic care including chronic skin disease, acne, skin disorders and the treatment and prevention of skin cancers. She also has expertise in cosmetic procedures. Erin is our lead provider, ensuring the highest standards of care and patient satisfaction are met.

Molly Warnock

Molly Warnock, MMS, PA-C

Molly Warnock, PA-C is a graduate of the University of Maryland, College Park and received her Master of Medical Science Degree from North Greenville University, Physician Assistant Medicine program. Prior to completing the Physician Assistant program, Molly worked as a surgical assistant in Mohs Surgery. Under the direction of Dr. Allan Harrington, she assisted in the surgical removal and repair of over 7,000 challenging skin cancers and rare tumors. As an experienced dermatologic surgical assistant, Molly specializes in the surgical removal and management of both malignant and benign cutaneous lesions. Her passion for dermatology has been well highlighted throughout her training, even working as a medical assistant for Erin Brimhall, CRNP here at WellAve Dermatology.

Molly Warnock is licensed by the State of Maryland and nationally certified by the National Commission on Certification of Physician Assistants (NCCPA). She is a Diplomate Fellow, Society of Dermatology Physician Assistants. Professional memberships include the American Academy of Physician Assistants (AAPA), the Maryland Academy of Physician Assistants (MAPA) and the Society of Dermatology Physician Assistants (SDPA).


Danielle Costabile, MPAS, PA-C

Danielle is a graduate of Towson University, Magna Cum Laude, and received her Master of Physician Assistant Studies Degree from Towson University, Physician Assistant program. She served as the Class President of her Physician Assistant program and a member of the Pi Alpha Honor Society. Notably, she graduated in the top 5% of her class from Towson University’s Physician Assistant program. Danielle has mentored closely under Erin Brimhall, CRNP for several years where they treated patients hand-and-hand. Additionally, she assisted Dr. Allan Harrington in the surgical removal and repair of challenging skin cancers and rare tumors for an abundance of cases. Danielle Costabile is licensed by the State of Maryland and nationally certified by the National Commission on Certification of Physician Assistants (NCCPA).

Danielle’s smile, passion for delivering patient care, and ability to make a patient feel at ease complement WellAve’s mission and culture.

Danielle resides on Maryland’s Eastern Shore with her fiancé Brandon. She loves to spend time with her fiancé, family, and two French bulldogs Hammie and Juliet.