Dr. Errin WeismanD.O.

Primary Care

at Weisman Medical Services LLC — Petersburg, IN

About

O. (she/they) graduated from Kansas City University of Medicine and built a career spanning emergency medicine, early telemedicine, correctional medicine, and medical education. She launched online coaching and podcasting businesses between 2017 and 2021. That wide-ranging path sharpened her focus on the patients and conditions she finds most meaningful. She earned board certification in Addiction Medicine in December 2023 and founded Weisman Medical Services in 2024.

Dr. Weisman holds specialized training in comprehensive autism spectrum disorder evaluation, using DSM-5-TR, MCHAT, CARS2, and other validated tools for patients from young children through adulthood. As an osteopathic physician, she performs osteopathic manipulation therapy and acupuncture. She treats opioid, methamphetamine, alcohol, cannabis, and benzodiazepine use disorders, and she offers Spravato (esketamine) and compounded nasal ketamine for treatment-resistant depression. She identifies as a member of the queer community and operates the first practice in rural Southwestern Indiana providing confidential gender-affirming care. Outside medicine, Dr. Weisman raises alpaca, rescues animals, reads fantasy fiction, and parents three children she lovingly calls her human dragons.

Education & Training

Medical School

Kansas City University of Medicine

Additional Training

Specialized training in comprehensive autism spectrum disorder evaluation; board certification in Addiction Medicine (December 2023)

Certifications

Board Certified in Addiction Medicine (December 2023)

Conditions Treated

opioid use disordermethamphetamine use disorderalcohol use disordercannabis use disorderbenzodiazepine use disordersmoking/vaping cessationtreatment-resistant depressionautism spectrum disorderfibromyalgiachronic painperimenopausemenopauseobesitydiabeteshypertensionanxietygender dysphoriasexually transmitted infectionsHIVhepatitis

Who is Dr. Weisman right for?

Dr. Weisman works well with adults and families seeking a primary care physician who treats the whole person across a wide range of needs. Patients managing opioid, alcohol, methamphetamine, or other substance use disorders benefit directly from her board certification in Addiction Medicine. She is a strong fit for individuals seeking gender-affirming care in rural Southwestern Indiana. Adults experiencing treatment-resistant depression, perimenopause, fibromyalgia, or chronic pain will find her clinical range well suited to their needs. Parents wondering about autism spectrum disorder in a child, teen, or adult family member can book a comprehensive assessment with her directly.

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Frequently Asked Questions

Dr. Weisman specializes in addiction medicine, treatment-resistant depression, gender-affirming care, perimenopause and menopause management, autism spectrum disorder assessment, and LGBTQ+ primary care. She also treats fibromyalgia, chronic pain, obesity, diabetes, hypertension, anxiety, and sexually transmitted infections including HIV and hepatitis.

Yes. Dr. Weisman holds board certification in Addiction Medicine, which she received in December 2023. She graduated from Kansas City University of Medicine and trained across emergency medicine, telemedicine, and correctional medicine before specializing.

Dr. Weisman provides medication-assisted treatment for opioid, methamphetamine, alcohol, cannabis, and benzodiazepine use disorders, as well as smoking and vaping cessation. She prescribes buprenorphine (Brixadi) injections and naltrexone (Vivitrol) injections. She also partners with local recovery experts including The Phoenix for peer recovery services and provides free Narcan and harm reduction education.

Dr. Weisman offers FDA-approved Spravato (esketamine) treatment and compounded nasal ketamine for patients whose depression has not responded to prior treatments. She first conducts a thorough evaluation of the patient's history, prior treatments, and goals before recommending a path forward. Weisman Medical Services is verified on KetamineFinder.

Yes. Dr. Weisman conducts comprehensive autism spectrum disorder assessments for young children, adolescents, and adults. She uses validated tools including DSM-5-TR, MCHAT, CARS2, and AEDs. After each assessment, she provides education, recommendations, and a written report for the patient's primary care physician.

As an osteopathic physician, Dr. Weisman performs osteopathic manipulation treatment (OMT) and acupuncture. She also offers joint injections, skin lesion removal, laceration repair, pap smears, long-term contraception placement (Nexplanon and IUDs), dermatologic procedures, and medical piercings using sterile surgical technique with nickel-free titanium jewelry.

Yes. Dr. Weisman identifies as a member of the queer community and operates the first practice in rural Southwestern Indiana providing confidential gender-affirming care. She serves cisgender, transgender, and non-binary patients across the full spectrum of hormonal and primary care needs.

Dr. Weisman values honesty and direct conversation. MD patient portal. She aims to respond within one to two business days. She is known for real, candid dialogue with her patients.

On Friday evenings, Dr. Weisman provides care at area Community Corrections facilities. Enrolled patients access her during regular practice hours through telehealth, home visits, or in-office appointments at other times.

Doctor profile last updated August 16, 2026