Email, Phone & Fax

Audio-Only

Modifier 93 is a new modifier used to identify services that are provided via telephone or other real-time interactive audio-only telecommunication systems. It does not replace modifier GT, which should continue to be used to identify telehealth interactions using both audio and video telecommunications systems. When using modifier 93, the communication during the audio-only service must be of an amount or nature that meets the same key components and/or requirements of a face-to-face interaction. Modifier 93 is effective with dates of service beginning July 1, 2022.

SOURCE: IL Dept. of Healthcare and Family Services, Provider Notice 03/21/2022, Delay in Implementation of Modifier 93 and Place of Service 10 Implementation July 1, 2022. (Accessed Jun 2025).

Interprofessional Consultation Codes for Psychiatric Services

Specific Interprofessional Consultation codes will be billable for psychiatric services.  See bulletin for specific codes.

SOURCE: IL Dept. of Healthcare and Family Services Provider Bulletin (Feb. 3, 2023).  (Accessed Jun 2025).

Diabetes Prevention Program (DPP) & Diabetes Self-Management Education and Support (DSMES)

New Modifier 93 – Synchronous Telemedicine Service rendered via telephone or other real-time interactive audio-only telecommunications system, is billable effective with dates of service beginning July 1, 2022. Refer to informational notices dated March 31, 2022, and March 21, 2022.

SOURCE: IL. Dept. of Healthcare and Family Services, Provider Notice 7/29/2022, Billing Update for Diabetes Prevention and Management Programs. (Accessed Jun 2025).

No reimbursement for telephone.

No reimbursement for FAX.

No reimbursement for text or email.

SOURCE: IL Dept. of Healthcare and Family Services, Handbook for Practitioners Rendering Medical Services, Chapter 200 (June 2021). 220.5.7 p. 25; Handbook for Podiatrists, F-200, 220.6 p. 27 (Oct. 2016); Handbook for Encounter Clinic Services, Chapter D-200 Policy & Procedures, p. 17 (Aug 2016) & IL Administrative Code, Title 89 ,140.403. (Accessed Jun 2025).

See regulations for exceptions during a public health emergency.

SOURCE: IL Admin. Code, Title 89,140.403. (Accessed Jun 2025). 

Care Coordination and Support Organization (CCSO)

Care Coordination and Support (CCS) services are reimbursed if certain requirements met, including completing two oral communications with family within the calendar month via telephonic, video or in-person.

SOURCE: IL Dept. of Healthcare and Family Services, Care Coordination and Support Organization Provider Handbook (Oct. 5, 2022), p. 56-57.  (Accessed Jun 2025).