We are reimagining the delivery of healthcare.
Achieve your medical care goals with science-based solutions
Achieve your medical care goals with science-based solutions

Our medical experts are dedicated to helping you achieve your health goals. Browse our services and start your online healthcare journey to better health today.

Revolutionizing Healthcare at Lemon-AID Medical Management
At Lemon-AID Medical Management, we are dedicated to transforming healthcare by embracing innovation, technology, and patient-centered care. Our mission is to break down traditional barriers to healthcare and make medical services more accessible, efficient, and personalized for every individual.
Innovative Approaches for a Modern Healthcare Experience
We believe that healthcare should be proactive, not reactive. By leveraging advanced digital tools and data-driven strategies, we ensure that our patients receive timely, effective, and customized medical care. Our innovative approach includes:
Personalized, Patient-Centered Care
At Lemon-AID Medical Management, we understand that no two patients are alike. That’s why we emphasize individualized care plans tailored to each person’s unique needs, medical history, and health goals. Our patient-centered approach includes:
A Team of Passionate & Experienced Healthcare Professionals
Our team of board-certified medical professionals, nurse practitioners, and healthcare specialists are committed to raising the standard of digital healthcare. We prioritize:
Redefining Healthcare for a Digital Age
Lemon-AID Medical Management is at the forefront of reimagining the online healthcare landscape as healthcare evolves. Our commitment to efficiency, accessibility, and exceptional patient care drives everything we do. Whether through telemedicine, personalized treatment plans, or cutting-edge technology, we aim to bridge the gap between traditional and modern healthcare, ensuring that every patient receives the highest level of care, anytime and anywhere.
At Lemon-AID Medical Management, we don’t just provide healthcare—we redefine it.

When you're unwell, you shouldn't have to wait days for care. Lemon-AID Medical Management offers prompt, same-day treatment for common illnesses and minor injuries in Tomball, TX — by video or in person.
We commonly treat:
Who it's for:
Patients in Tomball and the surrounding Houston area who need quick attention for nonemergency illnesses and injuries.
Call-to-action:
Not feeling well? Book a same-day visit online or call us.

Annual check-ups, health screenings, and preventive care in Tomball, TX. Stay ahead of your health with a provider who knows you. Book in person or by telehealth.
Good health starts with prevention. At Lemon-AID Medical Management in Tomball, our providers offer thorough check-ups and screenings to catch potential issues early and keep you feeling your best.
What a visit includes:
Who it's for:
Adults in Tomball and the Houston area who want a trusted provider for routine care and prevention — by telehealth or in person.
Call-to-action:
Schedule your check-up online today.

Recovery is possible, and you don't have to do it alone. Lemon-AID Medical Management offers compassionate, evidence-based addiction medicine in Tomball, TX, including Medication-Assisted Treatment to help you stabilize, reduce cravings, and rebuild your life.
Our addiction services include:
Who it's for:
Anyone in Tomball and the Houston area seeking a discreet, medically supervised path to recovery from opioid or alcohol dependence.
Call-to-action:
Take the first step — call us today
You will speak to a Doctor

Managing a long-term condition is easier with a partner who knows your history. LemonAID Medical Management helps patients in Tomball stay healthy and in control with consistent, personalized chronic-disease care.
We help manage conditions including:
Who it's for:
Patients in Tomball and the Houston area living with one or more chronic conditions who want steady, attentive, ongoing care.
Call-to-action:
Take control of your health — call to book a follow-up or new-patient visit.

Lasting weight loss is about more than willpower. At Lemon-AID Medical Management in Tomball, our providers design a medically supervised plan tailored to your body, health history, and goals — combining clinical care, nutrition, and, when appropriate, proven medications.
What's included:
Who it's for:
Adults in Tomball and the greater Houston area who want a safe, structured, doctor-supervised approach to weight loss — whether you're just getting started or have struggled with diets that didn't last.
Call-to-action:
Ready to start? Book a weight-loss consultation — telehealth or in person.
Please contact us at one of the following numbers or email us at info@lemonaidmedical.com if you cannot find an answer to your question.
Absolutely, we only see patients by appointment, but we can likely see you on the same day
Our goal at Lemon-AID Medical Management is to provide patient-centered, accessible, high-quality healthcare services that prioritize prevention and treatment. We are committed to delivering compassionate care tailored to each patient’s needs, whether for routine check-ups, acute medical concerns, chronic disease management, or addiction recovery support.
Lemon-AID Medical Management is open Monday through Friday from 9am to 5pm.
We are credentialed with several carriers and are continually working to add new ones. If we are not on your plan, we will work to get on your plan.
We are adding new carriers, but this process takes time, as many carriers do not have provider relations in the United States.
We are currently credentialed with the following insurance providers:
Medicare (traditional)
Aetna
BlueChoice PPO
Blue Advantage HMO
Health Select
Blue Essentials HMO
BCBS Medicare Advantage HMO
BCBS Medicare Advantage PPO
Cigna
WellMed Medicare Advantage HMO
Humana/ChoiceCare Network
Community Health Choice
Scott & White Health Plan/FirstCare Health Plan
Superior Health Plan
United Healthcare (out of network)

Dr. Jason DeMattia, MD - Physician
Dr. Jason DeMattia is a board-certified family medicine physician with 21 years of experience caring for patients. He brings special expertise in diabetes and endocrinology, addiction medicine, and hormone replacement therapy. Dr. DeMattia believes good medicine starts with listening - taking time to understand each patient as a whole person, not just a set of symptoms. His approach blends current, science-based treatment with genuine partnership, helping patients understand their health and feel supported at every step. Whether managing a complex chronic condition or guiding someone through recovery, he's committed to compassionate, judgment-free care that meets people where they are.
Dr. Candice DeMattia, MD - Physician
Dr. Candice DeMattia is a board-certified family medicine physician with 21 years of experience caring for patients. She offers special expertise in women's health, hormone replacement therapy, diabetes, chronic medical conditions, and addiction medicine, and is fluent in Spanish. Dr. DeMattia is known for the time and attention she gives each patient - listening closely, explaining things clearly, and building care plans around the whole person. She combines current, science-based medicine with warmth and respect, creating a comfortable space where patients feel heard and supported. Whether guiding a woman through a new stage of life or helping someone manage a long-term condition, she's committed to compassionate, judgment-free care.
Trisha Coover, NP - Certified Nurse Practitioner
Trisha Coover is a certified family medicine nurse practitioner with over 17 years in practice and has worked alongside Dr. Jason and Dr. Candice DeMattia for more than 14 years. She brings special focus to women's health, hormone replacement, geriatrics, and BioTE hormone optimization. Patients appreciate Trisha's warm, attentive style - she takes time to listen, answer questions, and make sure each person feels comfortable and cared for. Backed by deep experience and a true team approach, she's committed to personalized, compassionate care at every visit.
Chelsea Peek - Certified Medical Assistant
Chelsea Peek is a certified medical assistant who has worked alongside Dr. Jason and Dr. Candice DeMattia for over 10 years. Often your first point of contact, Chelsea is known for her warm communication and genuine, patient-first approach. She's dedicated to making every visit smooth and stress-free - helping with scheduling, answering questions, and making sure each patient feels welcomed and well cared for from the moment they arrive.
Sherry Rash - Medical Billing & Administration
Sherry Rash has been an essential part of the Lemon-AID team for 14 years, working alongside Dr. Jason and Dr. Candice DeMattia. She specializes in medical billing and brings deep expertise in administrative operations and provider credentialing. Dedicated and hardworking, Sherry keeps the practice running smoothly behind the scenes - handling the details that let our providers focus on patient care. Her diligence and reliability make her a trusted resource for patients and staff alike.
Visits by appointment only
Two Locations:
425 Holderrieth Blvd, Suite 114
Tomball, TX 77375
27933 Tomball Pkwy
Tomball, TX 77375
425 Holderrieth Boulevard, Tomball, TX, USA
Chelsea Peek - MA-C 713.887.6488 (call or text) Trisha Coover- NP-C 979.619.3224 (call or text) Jason DeMattia, MD 281.475.7599 (call or text) Candice DeMattia, MD 713.887.0675 (call or text) Email info@lemonaidmedical.com
Mon | 09:00 am – 05:00 pm | |
Tue | 09:00 am – 05:00 pm | |
Wed | 09:00 am – 05:00 pm | |
Thu | 09:00 am – 05:00 pm | |
Fri | 09:00 am – 05:00 pm | |
Sat | Closed | |
Sun | Closed |

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