Dr. Larry MillerD.O.

Family Medicine

at Hearthstone Family Care — Warrington, PA

About

, is a family physician with more than 25 years of experience caring for patients from newborns through adults. He trained as an osteopathic physician and practices Osteopathic Manipulative Therapy alongside conventional family medicine. After spending nearly two decades in traditional practice settings, he embraced functional and lifestyle medicine to better serve his patients and their families.

Dr. Miller holds particular interest in metabolic health, perimenopause and hormonal care, gut health, pediatric care, autism, Lyme disease, and nutrition. He presented at the Scattering Seeds Collective Summit on the gut-brain-immune connection, and joined Dr. Nancy Tarlow on the Blueprint to Heal podcast to discuss the FDA's changes to the HRT black box warning. His clinical curiosity is personal as well as professional. His son received an autism diagnosis in 2001, deepening his commitment to pediatric and integrative care. He also draws on his own experience resolving fatigue and brain fog after addressing mercury amalgam fillings with a biological dentist. Dr. Miller lives with his wife and three children. Outside the office, he enjoys traveling, music, and staying active.

Education & Training

Family Medicine (D.O.)

Conditions Treated

autism
ADHD
anxiety
autoimmune disorders
asthma
metabolic disorders
obesity
hypertension
diabetes
perimenopause
menopause
Lyme disease
gut health disorders
hormonal imbalances
musculoskeletal pain
allergies
chronic fatigue
thyroid disorders
weight management
skin conditions

Who is Dr. Miller right for?

Dr. Miller is a strong fit for families seeking one physician who can care for every member, from newborns to older adults. Patients managing chronic conditions such as diabetes, hypertension, thyroid disorders, or autoimmune disease benefit from his root-cause approach. He works especially well with individuals navigating metabolic health, weight management, or perimenopausal hormone changes. Parents of children with autism, ADHD, anxiety, or asthma will find his personal and clinical experience with these conditions meaningful. Patients who want a physician willing to spend real time understanding their full health picture tend to thrive in his care.

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Frequently Asked Questions

Dr. Miller treats a broad range of conditions including diabetes, hypertension, obesity, thyroid disorders, autoimmune conditions, asthma, anxiety, ADHD, autism, perimenopause, hormonal imbalances, Lyme disease, gut health disorders, chronic fatigue, musculoskeletal pain, and skin conditions. His functional medicine background allows him to address root causes rather than managing symptoms alone.

Dr. Miller holds a Doctor of Osteopathic Medicine degree and brings over 25 years of clinical experience in family medicine. He trained as an osteopathic physician and practices both conventional family medicine and functional medicine.

Osteopathic Manipulative Therapy is a hands-on treatment that addresses musculoskeletal dysfunction throughout the body. Dr. Miller uses OMT to help patients with back pain, neck pain, joint stiffness, and related conditions. He treats patients in office and incorporates OMT as part of a whole-person care approach.

Yes. Dr. Miller has cared for children since the start of his career, including newborns. His son received an autism diagnosis in 2001, and that experience directly shaped his approach to pediatric and integrative care. He works with children facing autism, ADHD, anxiety, asthma, and other childhood conditions.

Dr. Miller investigates the underlying factors driving a patient's symptoms rather than prescribing medications to mask them. He considers diet, lifestyle, gut health, environment, genetics, and lab data together. He presented on the gut-brain-immune connection at the Scattering Seeds Collective Summit, reflecting how seriously he takes this systems-based approach.

Yes. Hormonal health is one of Dr. Miller's core clinical interests. He treats perimenopause, menopause, and related hormonal imbalances in women. He also appeared on the Blueprint to Heal podcast to discuss the FDA's changes to the HRT black box warning, demonstrating his active engagement with evolving hormone therapy evidence.

Yes. Dr. Miller treats Lyme disease and follows its complexities closely, including cases with persistent symptoms after standard treatment. He tracks emerging research and takes a thorough diagnostic approach for patients experiencing fatigue, joint pain, brain fog, or other Lyme-associated symptoms.

Dr. Miller aims to truly know each patient and walk alongside them over time. He focuses on whole-person care, addressing the body, mind, and lifestyle together. His goal is root-cause healing, not just symptom relief.

Doctor profile last updated April 10, 2026