Our Team

Meet the team at Helena Dermatology. Our mission is to provide a professional and honest approach to health care.

Latha “Sri” Vellanki, MD

Latha "Sri" Vellanki, M.D.

Dr. Vellanki moved to Helena over twenty years ago after completing her medical training in Ohio and working in New York City. Dr. Vellanki graduated summa cum laude from the University of Akron and went on to complete her medical degree at the age of 24 from Northeast Ohio Medical University. She graduated with induction in the Alpha Omega Alpha honor l society and was recognized with the Janet M. Glasgow Memorial Achievement Award.

Dr. Vellanki completed her dermatology residency at the Cleveland Clinic Foundation in where she served as chief resident. She went on to teach dermatology residents at the Albert Einstein College of Medicine in the Bronx, New York and Beth Israel Medical Center in New York City.

Dr. Vellanki is a member of the American Academy of Dermatology and the Montana Academy of Dermatology, and is certified by the American Board of Dermatology. Dr. Vellanki has worked in both private practice and hospital settings, and was the first dermatologist in Montana to provide cosmetic laser services and body contouring services.

Her family spends as much time as they can at their second in Big Sky and has loved the amazing community that Helena offers. In her free time, Dr. Vellanki has renovated some of the beautiful historic homes in Helena.

Byron (David) Baldridge, MD

David Baldridge, MD

While in college in Minnesota, Dr. Baldridge met his wife, a Helena native, and instantly fell in love with both her and with Montana. Dr. Baldridge graduated Magna Cum Laude, with honors, from Carleton College in Northfield, Minnesota.  He completed his medical degree at Vanderbilt School of Medicine in Nashville,TN, and his Flexible Internship and Dermatology Residency at the University of Minnesota.  Upon completion of his training, Dr. Baldridge and his family moved to Great Falls, where he practiced dermatology and dermatologic surgery in his solo practice for over 35 years.  Dr. Baldridge eagerly accepted the opportunity to join Helena Dermatology in 2019 to be closer to family and for the opportunity to work with Dr. Vellanki and Lura Brown. Dr. Baldridge is a member of the American Academy of Dermatology, Montana Academy of Dermatology, American Medical Association, and American Contact Dermatitis Society. He is certified by the American Board of Dermatology. 

Dr. Baldridge enjoys pheasant hunting, dog training, hiking and fly fishing. He considers himself a Montanan despite his wife’s objection that he can’t claim this distinction, having not been born in Montana!

Chelsey Ritchie, CMA

Chelsey Ritchie

Growing up in Montana, Chelsey has always had a love for the outdoors. She and her husband, Tyler enjoy camping and kayaking on the Missouri River along with their daughter, Everly. As of 2019, Chelsey is a Certified Clinical Medical Assistant. 

Jaque Dugan, CMA

Jaque Dugan

Montana has always been home for Jaque. Although she’s lived elsewhere, Helena is the place she always wanted to raise her family. After graduating from the University of Montana with a Bachelor of Arts, she moved back to Helena and found a new interest in the medical field. In 2019, Jaque was certified as a Clinical Medical Assistant and Phlebotomist. With a love for the country, Jaque loves to drive the dirt roads and find new places to explore with her two little boys, Malec and Dawson.

Heather Robbins, CMA

Heather Robbins

Heather was born and raised in Kalispell, where she visits as often as possible. Faith and family are most important to her. She almost always can be found sharing time with her husband, four children and six grandchildren. She has a passion for helping others and for taking old things and making them new. She loves warm Montana summers and the awesome colors of fall. As of 2019, Heather is a Certified Clinical Medical Assistant. 

Lisa Book, RN

Lisa Book

Raised in Louisiana, Lisa brings a sweet southern touch to our office. She graduated nursing school from Southeastern Louisiana University before moving to Montana in 1986 with her husband, Earl. Here, they raised two kids, Hayden and Evangeline. Lisa recently welcomed her first grandbaby, who she visits in Louisiana every chance she gets! In her free time, she enjoys cooking and reading. You will recognize Lisa by her bright red lipstick and southern accent.

Lura Brown, PA-C

Lura Brown

We are thrilled to have Lura Brown on our team. She has 10 years of dermatology specific work experience. Lura is a Helena native and was an EMT before her physician assistant training. She enjoys cycling, hiking and spending time with friends and family.

Donna Owens, LPN

Donna Owens

Donna grew up in Montana and has been a nurse for over 35 years. She has worked in pediatrics, geriatrics, nephrology and now dermatology. In her free time you can find her camping and hunting with her husband, two grown sons and four grandchildren. 

Request an Appointment

To schedule your appointment, please fill out the form below or give us a call at (406) 443-7200 today!

Visit our sister site:



We're happy to answer any questions you may have, feel free to call us at
(804) 775-4559