For emergencies, immediately call 911.

For urgent matters during business hours, please call our office at (208) 385-7711.

FMI is here to help you. Whether you need assistance finding a provider, have questions about your bill, or need to get in contact with your provider, it is our intent to efficiently connect you with the appropriate person who can promptly answer your questions.

Please do not send direct emails containing medical information. Emails that are NOT sent through the Patient Portal are not considered HIPAA compliant. We will respond to all emails with a phone call.

Please do not contact providers via text message or social media messaging. They will not be able to respond on those platforms.

Phone Menu Options & Extensions

Contact our offices at (208) 385-7711. Please note that our menu options have changed.

To talk with the Boise office, press 1.
To talk with the Meridian office, press 2.
To talk with the Eagle office, press 3.
To talk with the Sandpoint office, please press 4.

To reach a specific department or the medical assistant for a particular provider, please call our office and enter the extension at any time.

Eagle Front Desk — 200
Meridian Front Desk — 312, 320, 328, 338, 346
Boise Front Desk — 400
Sandpoint Front Desk — 500

Eagle Supplement Counter — 201
Meridian Supplement Counter — 302, 327
Boise Supplement Counter — 406
Wellness Department — 350
Marketing Department — 314
Women’s Health Department — 319
Pediatric Department — 306
Billing Department — 326, 331
Phlebotomy — 325

Dr. Mark Holthouse’s MA — 335
Dr. Mario Brus’s MA — 348
Dr. Jennifer Hudson’s MA — 318

Dr. David Musnick’s MA — 202
Amber Warren’s MA — 403
Karen Callagy’s MA — 403
Amy Ray’s MA — 403
Jessica Bennett’s MA — 334
Michael Sermon’s MA — 340
Jessica Santos’s MA — 336
Heidi Arens’s MA — 330
Stefanie Magee’s MA — 348
Olivia Mangeac’s MA — 347
Christina Rust’s MA — 501
Janessa Tenney’s MA — 309
Nadia Kravchuk’s MA — 347
Aaron Dykstra’s MA — 203
Stephanie Ritari’s MA — 311

In the event you call and reach our voicemail, know that we will return your call as quickly as possible. When you leave your message, please state the patient’s full name, birth date and reason for your call in the recording. 

Patient Portal

We have an established a Patient Portal that you may use to communicate with FMI:

  • General communication
  • Questions and clarifications regarding clinical/nursing questions, new patient inquiries, supplement requests, billing inquiries, and scheduling/patient care requests
  • Straightforward, non-emergency, and non-urgent questions to your provider

The Secure Messages Center within the Patient Portal provides a secure, encrypted alternative to email for electronic communications with your medical provider. Your secure messages can be read only by select Functional Medicine of Idaho staff members.

*Please note: The Patient Portal is not to be used as an alternative to an appointment.

How to send a secure message in your Patient Portal

  1. Visit
  2. Click the Secure Messages icon on the right hand side of the screen, and click “Send a Secure Message”.
  3. Fill out the form.
  4. Select who you would like to send the message to. 
  5. Click “Send Message”.

Prescription Refill

If you need a prescription refill, please call your pharmacy and have them fax us a prescription refill request form.

Fax number: (208) 385-0346

After Office Hours

For after office hours patient care, please call our office at (208) 385-7711 to be directed to our on-call service, who will then get in touch with your FMI provider if necessary.

General Inquiries Contact Form

For non-medical questions regarding becoming a new patient, please send us an email through the form below. Please do not include any personal medical information.

If you are wanting to inquire about becoming a patient, please visit our New Patient Inquiry page by clicking here.