Drs. Heinsohn, Donowitz, Rybolt, & Nguyen

Yes, Dr. Kim Nguyen welcomes new patients. Call (423) 629-7220 to schedule an appointment.

Your health is our priority. We believe in a strong partnership with you, where staying informed, actively participating in your care and maintaining open communication with our team ensures the best outcomes.

Follow these helpful tips during your next appointment:

• Bring a complete list of your medications, including over-the-counter drugs, vitamins and herbal supplements, along with their dosages and directions.

• Please arrive 15-30 minutes early to ensure timely check-in and minimize wait times. Our goal is to have you in  the exam room at your appointment time.

• Write down any questions or concerns before your appointment, and be sure to address them during your visit.

• Only urgent issues will be addressed after hours. For non-emergent concerns, please schedule an appointment. Prescription refills requests are only available during regular office hours.

• Inform us no later than 24 hours in advance if you need to cancel your appointment. 

• Don’t forget to schedule your follow-up appointment before leaving the office to ensure timely and consistent care.

If you have lab work or testing done during your visit, you should receive your results in the mail within 10-14 days. If you have questions about your results, please schedule an appointment to discuss them. We kindly ask that you refrain from calling the office unless you have not received your results after 15 business days.

We’re here to make your visit as simple and efficient as possible. With mobile check-in, you can securely register from the comfort of your home using your smartphone, tablet or computer. Ask us about mobile registration for a quicker, smoother experience.

Call us at (423) 629-7220 to request a medical release form. A signed, completed release form is required, and a fee may apply.

We accept most major insurance plans. Check your policy to confirm coverage so we can submit the claim correctly. All insurance copays, coinsurance and deductibles are due at the time of service. 

For billing inquiries, please call (833) 513-3903.

We respect your time and strive to keep wait times to a minimum. To assist us in providing timely care, please notify us no later than 24 hours in advance if you need to cancel your appointment. Missed appointments without notice may result in a fee. 

Please inform your provider about any medications requiring refills during your scheduled appointment. All medication refills are subject to provider approval. Refills for controlled substances require an appointment every 90 days and cannot be filled outside of a scheduled visit. After-hours refill requests will be processed in 24 to 48 hours. To ensure uninterrupted access to your medications, please schedule an appointment in advance to discuss and obtain refills. 

When calling for medication refills, please select the prescription refill line for your provider. When calling concerning appointments, delayed lab or test results or any other concern, please select the option to speak with your provider's receptionist. When leaving a message, speak clearly and provide the following information:

• Full name: Include spelling.

• Phone number and date of birth.

• Reason for call: If requesting a prescription refill, provide the medication name, dosage, pharmacy name and phone number. For non-prescription issues, include symptoms, when they started and any home remedies you’ve tried.