RFSA Dermatology San Antonio

Let Your Inner Beauty Shine With RFSA

RFSA Is The Best Dermatology

RFSA Dermatology strives to be the best in San Antonio and metro area every single day. Our team is dedicated to providing personalized care and innovative treatments that truly make a difference in our patients’ lives. We take pride in combining expertise, compassion, and cutting-edge technology to help you achieve your healthiest, most confident skin. When you choose RFSA Dermatology, you’re choosing a team that’s committed to excellence and your satisfaction.

Dermatology is a specialized branch of medicine focused on the diagnosis, treatment, and prevention of conditions affecting the skin, hair, and nails. At RFSA Dermatology, we take pride in being a trusted provider of dermatological care in San Antonio, offering comprehensive solutions for both medical and cosmetic skin concerns.

Our team is trained to manage a wide range of skin conditions, from common issues like acne and eczema to more serious concerns such as skin cancer. We also provide advanced cosmetic treatments to enhance and maintain the health and appearance of your skin.

Visiting a dermatologist is an essential step in protecting your skin’s health and addressing issues that can impact your confidence and well-being. As the leading dermatology clinic in San Antonio, RFSA Dermatology is equipped with cutting-edge technology and expertise to ensure you receive top-notch care.

Whether it’s a minor concern or a complex condition, our dermatologists in San Antonio are here to help. From acne and eczema to rare skin disorders, we offer personalized treatments designed to improve not only your skin but also your quality of life.

Choose RFSA Dermatology for expert care and innovative solutions that make a real difference. Your healthiest, most radiant skin starts here.

Our Dermatologists

dermatologists san antonio

Get to know and learn more about our doctors.

Testimonials – What Patients Say

Top rated
4.9
Gloria Viramontes
2 weeks ago
Response from the owner:Seeing a 5-star experience like this is always encouraging. It tells us the visit at RFSA Dermatology Castle Hills landed exactly where it should have, with care that felt smooth and satisfying from start to finish. We’ll keep carrying that standard into every appointment.
Soon Kong
2 weeks ago
Response from the owner:It’s wonderful to know your experience at RFSA Dermatology Castle Hills was a 5-star one. We’re glad our team delivered the kind of care that left a great impression, and we’ll keep working to make every visit feel just as smooth and welcoming.
Veronica Lara
5 days ago
I was nervous coming in to the office, but everyone is so nice and made me feel so welcomed. The doctor is amazing and explained everything and answered all my questions. I definitely recommend this office..
Gloria Saldana
3 days ago
John Courage
3 weeks ago
Response from the owner:Thank you for the 5-star rating! Our team truly appreciates your support. See you next time! –RFSA Dermatology Team
Courtney Cody
2 weeks ago
I saw the PA today. I found her to be extremely knowledgeable and very personable. She resolved the issue I was experiencing. I was exceptionally pleased with the visit and the outcome today. 😊
Response from the owner:Glad the PA was able to get things sorted and make the visit such a good one; that knowledgeable, personable care is exactly what we aim for at RFSA Dermatology Castle Hills.
F Tondre
1 week ago
This place is awesome and staff are awesome too
Response from the owner:Thank you for the 5-star review! We're so grateful for your trust in RFSA Dermatology and appreciate you taking the time to share your experience. We look forward to continuing to provide you with excellent dermatological care! -RFSA Dermatology Team
Evgenia Espe
2 weeks ago
Wonderful doctors and a good customer service- a rarity nowadays in healthcare.
Response from the owner:It means a lot to hear that our doctors and customer service stood out to you. “Wonderful doctors” and a smooth experience are exactly what we hope every patient feels here. In healthcare, that kind of care really should be the norm, and we’re grateful you noticed.
Irene Ramos
4 weeks ago
Dr Gordon Rainey is great he took the time to explain my situation and asked if I had any questions. I highly recommend him . Thank you.
Response from the owner:It’s wonderful to hear Dr. Gordon Rainey took the time to really explain everything and make space for your questions. That kind of care can make all the difference, and “great” is exactly what we hope patients feel after a visit. We truly appreciate the recommendation.
cathy mcgann
2 days ago
Brian Rice
2 weeks ago
The best Dermatologist I've experienced in Texas & California.Always timely & professional
Response from the owner:Hello Brian, Thank you very much for your warm words. It means a lot to us. RFSA Dermatology Team
Florencia Cox
3 weeks ago
I waited a little after my appointment time. But from the time I walked in to Seeing the doctor and exiting Was excellent customer service. Will definitely give us a five star and referrals Thank you for your kindness
Response from the owner:Thank you so much for the 5-star review! We’re thrilled to hear that you had an excellent experience with our team from start to finish. We appreciate your kind words and referrals, and we look forward to seeing you again at RFSA Dermatology! –RFSA Dermatology Team
Kimberly Nisino
2 weeks ago
The quick telehealth call was so easy and professional! The provider was kind, efficient, and straight to the point when handling my refills. Thank you, RFSA Dermatology, for making the process so simple and stress-free! I feel comfortable and confident in my skin because of you! ❤️
Response from the owner:We’re so glad the telehealth visit felt easy and stress-free. It’s great to hear our provider came across as kind, efficient, and straight to the point while taking care of your refills. Knowing you feel comfortable and confident in your skin really means a lot to our RFSA Dermatology Castle Hills team.
Ruth Lewis
4 weeks ago
They are the best!!!
Response from the owner:Thank you for the 5-star review! We're so grateful for your trust in RFSA Dermatology and appreciate you taking the time to share your experience. We look forward to continuing to provide you with excellent dermatological care! -RFSA Dermatology Team
Aaron Vasquez
3 days ago
LeeAnn Havelka
4 weeks ago
Response from the owner:A 5-star note like this is always good to see, LeeAnn. We're glad RFSA Dermatology Castle Hills made a strong impression and that your experience felt worth sharing. We’ll keep showing up with the same care and attention that helped make it a positive one.
Justin King
2 weeks ago
Diane Campa
3 days ago
Everyone was very friendly. Dr. Rainey was very informative and efficient. He addressed all my concerns. Great service!
Rebecca Boykin
5 days ago
It was great 👍
Cassandra Skylor
2 weeks ago
They’re so professional. The staff didn’t make me feel embarrassed or self conscious about anything I was being seen for, they had answers for me quickly, and everyone was incredibly nice from the front desk back to the actual exam room.
Mariah Moreno
2 days ago
Dr Finklea and Dr Rainey are truly amazing Such a blessing they are to my life and always have been Their work is truly amazing done with such class, elegance, and grace I have never been disappointed with their expertise of my care
SH Muller
4 weeks ago
Nice office, great staff!!
Response from the owner:Thank you for the 5-star review! We’re so glad you enjoyed our office and team. We appreciate your support and look forward to welcoming you back to RFSA Dermatology! –RFSA Dermatology Team
Glenda Brown
1 week ago
Yasmil Santiago
3 weeks ago
Response from the owner:We’re glad your visit went so well, and it’s great to know our team made a positive impression.
Julie Lieck
3 weeks ago
Dr Finklea is so confident. I trust her to gently correct any imperfections with a natural look. She has a great sense of humor as well. The nurses and assistants are fabulous.
Response from the owner:Thank you so much for the kind review! We’re thrilled to hear you had such a great experience with Dr. Finklea and our team. We appreciate your trust and support, and we look forward to welcoming you back to RFSA Dermatology! –RFSA Dermatology Team

Our Dermatology Clinical Trials

At RFSA Dermatology, we are committed to advancing the field of dermatology through cutting-edge research and innovative patient care. As a leader in skin health, we proudly offer several ongoing clinical trials designed to address a variety of skin conditions, including eczema and hives.

Our clinical trials provide a unique opportunity for patients in San Antonio to access alternative treatments that go beyond conventional approaches. Whether you or a loved one are managing a chronic skin condition or exploring new options for care, RFSA Dermatology is here to guide you every step of the way.

By participating in our clinical trials, you not only gain access to advanced dermatological treatments but also contribute to the future of skin health in San Antonio. At RFSA Dermatology, we’re dedicated to improving lives and pushing the boundaries of dermatological care.

Explore the innovative opportunities available through our clinical trials at RFSA Dermatology in San Antonio—because your skin deserves the very best.

Learn more about our clinical trials.

RFSA Dermatology offers the people of San Antonio the best dermatological care to maintain healthy and youthful skin. You can look your best even when age is catching up with you. We also offer consultation services to help you determine whether botox San Antonio treatment is the best service for you or if you should explore any other services we offer. 
Are unmanaged, unruly, unbearable eczema symptoms causing you unwanted pain, discomfort, and shame? There’s no need to endure the often downright miserable effects of eczema-related severe skin irritation, itching, and inflammation.
As common of a problem as acne is, experiencing it is often surrounded by feelings of shame. When we wake up in the morning and find such an unwelcome guest, it’s all we can think about throughout the day.

FAQs About Dermatology

We provide comprehensive medical services, including treatments for acne, eczema, psoriasis, rosacea, cyst and mole removal, melasma, and skin cancer screenings.

We offer a variety of cosmetic services such as Botox, dermal fillers, chemical peels, microneedling with PRP, laser hair removal, skin tightening, and more to enhance your skin’s appearance.

Our experienced dermatologists will conduct a thorough consultation to assess your skin and discuss your goals, allowing us to create a personalized treatment plan tailored to your specific needs.

Yes, we offer advanced skin tightening treatments, including Intense Pulsed Light (IPL) therapy, Radio Frequency (RF) treatments, and Sublative Skin Tightening, to help restore your skin’s firmness and youthful appearance.

During a skin cancer screening, our dermatologists will perform a comprehensive examination of your skin to identify any suspicious lesions or changes. If necessary, we utilize Superficial Radiation Therapy (SRT) as a non-invasive treatment option for certain types of skin cancer.

Microneedling with PRP combines tiny skin-penetrating needles with platelet-rich plasma derived from your own blood. This treatment stimulates collagen production, improves skin texture, and reduces fine lines, scars, and hyperpigmentation.

We provide various laser treatments, including laser hair removal, laser resurfacing for scars and wrinkles, and IPL (Intense Pulsed Light) for skin rejuvenation and pigmentation issues.

Yes, we specialize in treating hyperpigmentation and melasma through customized approaches, including topical treatments, chemical peels, and laser therapies designed to even out skin tone.

Dermal fillers are used to restore lost volume, smooth out wrinkles, and enhance facial contours, such as lips and cheeks, for a more youthful appearance.

Chemical peels can improve skin tone, texture, and clarity by removing dead skin cells and promoting new cell growth. They are effective for treating acne, fine lines, sun damage, and pigmentation issues.

SRT is a non-invasive treatment for certain types of skin cancer and keloids. It uses low-dose radiation to target and treat affected areas without surgery.

Botox treatments are minimally invasive and typically well-tolerated. The procedure involves small injections, and we use techniques to ensure your comfort throughout the process.

After a laser hair removal session, you may experience mild redness or sensitivity, which typically resolves quickly. For optimal results, multiple sessions are recommended.

We recommend annual skin cancer screenings or more frequent visits if you have a history of skin cancer or other risk factors. Early detection is key to effective treatment.

Questions? Just Ask Our Dermatologis!

Have any questions, concerns, or simply just want to get more information, use the form and we will be in touch soon!

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