Brand Certified
Select Internal Medicine
5.0(69 reviews)
Certified by Select Internal Medicine • Apr 12, 2026
Business Details
13108 Dallas Parkway, Frisco, TX
75034, United States
Certified by Select Internal Medicine • Apr 12, 2026
(469) 200-5301
Certified by Select Internal Medicine • Apr 12, 2026
https://www.selectinternalmedicinetx.com
Certified by Select Internal Medicine • Apr 12, 2026
About
Certified by Select Internal Medicine • Apr 12, 2026
DoctorInternal MedicineMental Health ServiceWeight Loss CenterDiabetes Center
Select Internal Medicine in Frisco, TX, provides personalized concierge-style internal and functional medicine care focused on your long-term health. Led by Dr. Humera Ahmed and Dr. Dina Diehl, our practice offers unhurried visits, 24/7 physician access, and comprehensive services, including annual physicals, chronic disease management, cancer screenings, diabetes care, hormone replacement, mental health care, and advanced functional medicine. We also specialize in medical weight loss services, weight loss consultation, and weight loss management through our dedicated medical weight loss center. Experience compassionate care tailored to your unique needs. Contact us today to schedule your appointment!
Details
- Requires appointmentAvailable
Location
Certified by Select Internal Medicine • Apr 12, 2026
Hours
Certified by Select Internal Medicine • Apr 12, 2026
Monday8:00 AM - 5:00 PM
Tuesday8:00 AM - 5:00 PM
Wednesday8:00 AM - 5:00 PM
Thursday8:00 AM - 5:00 PM
Friday8:00 AM - 4:30 PM
SaturdayClosed
SundayClosed
Reviews
5.0
69 reviews
5 stars
69
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1 star0
- APArielle PivonkaJan 12, 20265.0Dr. Ahmed treats me like family, my husband and I are both incredibly grateful we are able to receive care from her and the team. The nurses are comforting and make going to the doctor a not so scary experience. My husband had chronic headaches and we finally started coming here to try to get answers. We have made lifestyle changes with Dr. Ahmed's guidance, and our lives are no longer revolving around his pain. She truly listens and gives honest opinions without fear mongering. We could not ask for better health care.
- RMRichard MayerJan 7, 20265.0This place was amazing! Dr Ahmed and her staff demonstrated a caring, and compassionate attitude towards me during my entire visit. I would highly recommend them!
- CTC R TorresOct 23, 20255.0Dr Diehl is awesome she’s kind, compassionate, and really cares for her patients. She takes the time to listen and explain. The staff here are incredibly warm and welcoming. I would highly recommend
- JBJill BrammanOct 16, 20255.0I started with Dr Ahmed in March 2025. Because of her I was diagnosed with a disease that could have gone untreated for quite a while. Recently, on a checkup she became concerned & had me go for an ultrasound which showed I had blood clots. What I especially like is her proactive approach. She always takes her time in explaining & talks to you personally about results of tests, etc. Either thru the portal messaging or texting l’ve always been able to contact her. She is also very knowledgeable & kind. I have also been pleased with the network of doctors that she has referred.
- JKJennifer KimMar 9, 20235.0I am so happy to have stumbled upon Signature Internal Medicine. Dr. Diehl is amazing. As a female over the age of 40, I had been looking for a doctor that would work with me to solve some of the health concerns I was experiencing. I feel like a weight has been lifted off my shoulders since I’ve started seeing Dr. Diehl. I appreciate her holistic approach and especially appreciate feeling like we are a team working on my health. She always welcomes me with a smile and is always ready to listen and takes the time to make sure that I understand what is going on in my own body. If you are looking for a doctor who won’t just fill a prescription and send you off, but instead someone who will be with you every step of the way on your journey to healing, then Dr. Diehl is the best.
Frequently Asked Questions About Select Internal Medicine
What types of medical services does Select Internal Medicine offer?
Select Internal Medicine offers concierge, internal, and functional medicine services including annual physicals, weight loss, hormone replacement, cancer screening, and treatment for various conditions such as hypertension, diabetes, GERD, COPD, osteoporosis, thyroid and kidney disease, high cholesterol, and mental health.
What are the operating hours of Select Internal Medicine?
Select Internal Medicine is open Monday through Thursday from 8:00 AM to 5:00 PM and on Friday from 8:00 AM to 4:30 PM. It is closed on Saturdays and Sundays.
Do I need an appointment to visit Select Internal Medicine?
Yes, appointments are required to visit Select Internal Medicine to ensure personalized and unrushed care.
Where is Select Internal Medicine located?
Select Internal Medicine is located at 13108 Dallas Parkway, Ste 430, Frisco, TX 75034, USA.
What payment methods are accepted at Select Internal Medicine?
Select Internal Medicine accepts American Express, cash, check, Discover, Mastercard, and Visa as payment options.
How can I contact Select Internal Medicine?
You can contact Select Internal Medicine by phone at +1 469-200-5301 or via email at dinadiehl@hotmail.com.
Is there 24/7 access to a physician at Select Internal Medicine?
Yes, Select Internal Medicine offers 24/7 physician access to support patients whenever needed.
What nearby places can I visit before or after my appointment at Select Internal Medicine?
Nearby you can visit Boulder Draw Park and Griffin Park for outdoor activities, as well as The Peacock Theater for entertainment. These locations provide great options for relaxation or family fun before or after your medical appointment.
Are there any nearby schools close to Select Internal Medicine?
Yes, there are several schools nearby including James R. Newman Elementary School, Griffin Middle School, and Foundations Montessori Academy of Frisco, which could be convenient for families visiting the area or attending appointments.
What nearby services can help me if I need home cleaning or professional services near Select Internal Medicine?
Nearby professional services include OCD Cleaning of Frisco and Frisco Pressure Washing and Grill Cleaning, which provide home cleaning and maintenance services.
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