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Connecting Old-School Wisdom with Modern Functional Medicine

Functional and Integrative Medicine in Atlanta

Sometimes the answers aren't missing. The pieces just haven't been put together yet.
 

We help bring the picture into clearer focus by combining functional diagnostics and traditional & herbal medicine with a collaborative approach to precision care.

Who We Help

Some people come to us with a diagnosis. Others come with symptoms, questions, or a sense that important pieces have yet to come together.

Integrative
Cancer Care

Supporting people before, during, and after treatment through an integrative approach that works alongside conventional oncology care.

Autoimmune Disease Support

Helping people navigate autoimmune conditions and chronic inflammation through personalized, systems-based approaches to care.

Environmental Illness & Toxicity Support

Addressing environmental exposures and complex chronic symptoms through thoughtful evaluation and individualized support strategies.

Chronic Illness & Unexplained Symptoms

For people experiencing persistent symptoms, unanswered questions, or complex health concerns that remain difficult to fully understand.

The SBCM Approach

The clearer the picture, the more precise the strategy can become.
 

Rather than relying on a single diagnosis, symptom, or lab result, we bring together multiple sources of information to better understand the patterns influencing health.
 

Better understanding helps guide more thoughtful and personalized care.

Old-School Wisdom. Modern Insight.

The tools we use are rooted in both tradition and innovation.  Modern diagnostics provide valuable information. Traditional medicine offers centuries of observation and clinical experience.

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Rather than choosing one approach over the other, we bring them together to better understand complex health concerns and develop care strategies tailored to each individual.

Traditional & Herbal Medicine

Centuries of Observation,
Custom Herbal Care

Traditional healing systems that use observation, pattern recognition, and individualized care, including custom herbal medicine, to support health and resilience.

Functional Medicine

Modern Diagnostics,
Systems-Based Insight

A data-informed approach that combines advanced testing, clinical history, and systems-based assessment to better understand how multiple systems interact and influence health.

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Meet Oscar Sierra, L.Ac., RH

Oscar Sierra specializes in helping people better understand complex health situations. By looking beyond isolated symptoms and test results, he works to identify patterns, clarify priorities, and build a more complete understanding of what may be influencing health.

 

For more than fifteen years, he has helped patients navigate integrative cancer care, chronic illness, autoimmune conditions, and environmental illness through a thoughtful, systems-based approach focused on understanding the whole picture before deciding what comes next.

Professional Affiliations & Training

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When I had my first session with Oscar I was extremely impressed with his ability to identify problem areas and recommend natural protocols to address them. I was apprehensive about acupuncture, but it was just one part of many protocols he addressed, and felt so natural and easy, and it relieved pain immediately. I look forward to working with him in the future, and feel hopeful about addressing health problems adequately for the first time in years.
-C.S.

I have visited many acupuncturists from the US and abroad. I’m big on holistic health and alternative medicines. My case is a pretty complex auto immune condition and Oscar not only took the time to listen to me and wrap his head around what I’m going through, but he is working in cohesion with my N.M.D’s treatment And helping me in my healing journey. I’m thankful to the higher powers for letting meet and work with Oscar. This man is passionate and knows his craft. Highly recommended!

-A.R.

I have recommended Sierra Botanica to a number of my friends who continue to seek out Oscar’s advice and guidance towards their health. Meeting and working with Oscar Sierra continues to be one of those magic high points in my life. To find a practitioner who can guide you into your own power to engage with the ability of the body and spirit to actively and consciously participate in one’s own health and healing has been a blessing for me. I am grateful for Mr. Oscar Sierra. 

-A.K.

Oscar and his team are truly dedicated to your wellness and health.  Acupuncture, herbs, tinctures, supplements have made an enormous difference in my health in so many ways, from treating low blood pressure to helping to manage chronic pancreatitis. I highly recommend Oscar and his team.

- M.R.

When You're Ready, We're Here.

Every health situation is different, and every path forward begins with seeing all the pieces that are in play.

​Whether you're navigating cancer care, autoimmune disease, environmental illness, chronic symptoms, or questions that still don't have clear answers, we're here to help you make sense of complexity, identify what matters most, and develop a thoughtful path forward.
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Patient Portals

Practice Better

If you are a current SBCM patient,
please use this link to access your
Session Notes and Protocols
through Practice Better.

Fullscript

Enjoy up to 5% off your orders through
Sierra Botanica’s Fullscript store.
Please refer to your Session Notes for your customized supplement list.

6667 Vernon Woods Dr NE
Ste A-30,

Sandy Springs, GA 30328

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Tuesday: 9 am - 5 pm

Wednesday: 9 am - 5 pm

Thursday: 9 am - 5 pm

Friday: 9 am - 5 pm

Saturday: 9 am - 4 pm

Closed Sunday and Monday

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Oscar Sierra, L.​Ac., RH  
Sierra Botanica & Collaborative Medicine  
Integrative & Functional Medicine, Custom Herbal Medicine, Integrative Cancer Care
Sandy Springs, GA  
sierracollaborativemed.com

 

© 2026 by Sierra Botanica & Collaborative Medicine 

 

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