CPT 99490: chronic care management, first 20 minutes

The 99490 CPT code description covers monthly chronic care management, or CCM, with at least 20 minutes of directed clinical staff time. The patient must have two or more chronic conditions expected to last at least 12 months or until death, with significant clinical risk and a comprehensive care plan. At the initiating visit, the G0506 add-on code covers extensive care planning.

For a billing lead, the practical question is whether this patient’s record supports this month’s service. Confirm eligibility and consent first, then review the work, qualifying personnel and time before selecting the claim.

99490 CPT code description in practice

The descriptor combines a time requirement with clinical requirements. None replaces the others: a patient with two diagnoses is not automatically eligible, and an eligible patient does not automatically have a billable month.

Significant risk includes death, acute worsening or decompensation, or functional decline. The billing practitioner should connect that risk to the patient’s chronic conditions and ongoing management, rather than leaving the billing team to infer it from a diagnosis list.

A comprehensive care plan must be established, implemented, revised or monitored. Use the plan to connect between-visit work to the patient’s needs; it is the clinical reference for what the team is managing.

Monthly pathway	Base threshold	Staff time treatment	Clinical distinction
99490	At least 20 minutes	Qualifying clinical-staff and billing-practitioner time may count	Comprehensive CCM
99491	At least 30 minutes	Clinical staff time excluded	Personally furnished by billing practitioner
99487	First 60 minutes	Clinical-staff pathway	Moderate or high complexity medical decision making required

The CCM CPT code family guide compares the full set of base and add-on codes. Keep this page as the reference for the clinical-staff base service, rather than treating every CCM pathway as interchangeable.

99490 CPT code description: starting requirements

Confirm the initiating visit when required

CMS requires an initiating visit for new patients or patients the billing practitioner has not seen within the previous year. A comprehensive face-to-face evaluation and management visit, annual wellness visit or initial preventive physical exam may qualify, and the visit is separately billable.

The billing practitioner must discuss CCM during that visit for it to count as the initiating visit. Having a recent appointment in the chart is therefore not enough without the required discussion.

Explain consent and possible patient costs

Before billing CCM, the practice must obtain written or verbal consent and document it in the medical record. CMS requires the patient to understand that CCM is available, cost sharing may apply, only one practitioner can furnish and bill the monthly service, and the patient may stop at any time effective at month end.

Consent is generally obtained once, then again if the patient changes CCM billing practitioners. The initiating visit and consent are separate requirements; consent does not have to be obtained at that visit.

The usual Medicare Part B deductible and coinsurance apply to CCM. Discuss possible patient responsibility rather than describing the service as universally covered without patient cost.

How a 99490 month works

1. Work from the comprehensive care plan

CMS describes a patient-centered electronic plan based on physical, mental, cognitive, psychosocial, functional and environmental assessment, with an inventory of resources and supports. Make the plan promptly available inside and outside the billing practice and provide a copy to patients and caregivers when necessary.

A useful practice workflow identifies who reviews the plan and who returns changes to the treating practitioner. That is an operational way to keep outreach connected to clinical care; it does not create another billable code.

2. Deliver the indicated scope of care

• Assess medical, functional and psychosocial needs and recommended preventive services.
• Review medications and potential interactions, including medication self-management.
• Coordinate with other practitioners and community-based clinical service providers.
• Follow up on referrals, emergency department visits and discharges when indicated.

CMS expects the scope elements to be routinely furnished during the service period unless a particular element is not medically indicated or necessary. A time log should describe care management, rather than serve as a substitute for the required service.

3. Keep the people and minutes identifiable

CMS allows direct billing-practitioner time to count toward clinical-staff CCM codes if it is not used to report 99491. For a practical review, keep the person, activity and time together so your billing lead can identify the work supporting the monthly total.

The clinical-staff code is under general supervision: the billing practitioner directs and controls the service without needing to be physically present while it is furnished. Staff work furnished incident to the practitioner remains subject to applicable state law, licensure and scope of practice.

4. Review the calendar month before choosing the claim

1. Verify the required eligibility, initiating visit and consent information.
2. Reconcile qualifying CCM time for the calendar month against the base threshold.
3. Remove time already counted toward another billed service.
4. Review conflicting care-management claims before the billing team submits.

The service period is a calendar month, and CMS permits submission once the applicable non-complex time threshold has been met. Your practice should still have a method for reconciling the month so later entries do not lead to duplicate time or incompatible coding.

Adding 99439 and avoiding incompatible codes

99439 describes each additional 20 minutes of clinical staff CCM time in the same calendar month and is an add-on to the base service. The 99439 add-on guide explains the additional-time thresholds and the contractor-stated limit.

CGS Administrators states that 99439 may be reported up to twice monthly. CMS established the cap for predecessor code G2058; 99439 replaced it with an identical descriptor.

Complex CCM requires the billing practitioner’s moderate or high complexity medical decision making as well as its time requirement. Do not switch a patient to that pathway simply because additional work accumulated.

The practice remains responsible for access and oversight

CCM includes access to physicians, other qualified practitioners or clinical staff for urgent needs 24 hours a day, 7 days a week. CMS also requires continuity with a designated team member and communication options between visits.

Core patient data, including problems, medications and allergies, must be recorded using certified electronic health record technology. Those record requirements describe the practice’s CCM service; they do not establish a company’s ability to integrate with a particular system.

CMS allows external clinical staff to furnish the clinical-staff portion if all incident-to and CCM requirements are met. The billing practitioner must retain involvement, with oversight and clinical integration; the arrangement does not transfer the practitioner’s billing responsibility.

Where 99490 fits beside other monthly care

Principal care management addresses one high-risk chronic condition expected to last at least three months. The same practitioner cannot bill PCM and CCM for the same patient in the same month; different practitioners may address different conditions with separate care plans.

A practitioner billing advanced primary care management cannot also bill CCM for that patient in the same month. Another practitioner may furnish medically necessary separately billable services, so review practitioner identity as well as the patient’s code list.

Principal illness navigation and community health integration may be furnished alongside CCM when requirements are met, the services are reasonable and necessary, and time and effort are not counted twice. They require their own qualifying work rather than becoming extra labels on the same CCM activity.

Agree how monthly care reaches your billing team

When assessing chronic care management services, map the practice’s clinical responsibilities and the records its billing lead will review. Which team members’ time counts toward each code is set in your services agreement.

Companian: “Your team refers; we handle enrollment, outreach and documentation. You bill monthly under your license.”

Key takeaways

• 99490 requires at least 20 minutes per calendar month, with the other CCM requirements met.
• Patient eligibility includes duration, risk and multiple chronic conditions.
• The practice must document written or verbal consent before billing.
• General supervision preserves the billing practitioner’s overall direction and control.
• The same CCM time cannot be counted toward another billed service.

Frequently asked questions about 99490 cpt code description

What is the minimum time for the clinical-staff CCM base code?

99490 requires at least 20 minutes of directed clinical staff time per calendar month. The patient eligibility, care plan and other CCM service requirements must also be met.

Does a recent office visit automatically initiate 99490?

No, a qualifying initiating visit must include a discussion of CCM by the billing practitioner. New patients and patients not seen within the previous year require that initiating visit before CCM starts.

Can the physician’s own work count toward the 99490 total?

CMS allows billing-practitioner time to count toward the clinical-staff CCM threshold. That time cannot also be used to report 99491 or another billed service.

Must the 99490 practitioner be in the room during staff work?

No, general supervision does not require physical presence during the service. The billing practitioner retains overall direction and control, and applicable incident-to requirements still apply.

Does a patient need both an initiating visit and CCM consent?

When an initiating visit is required, it and consent are separate requirements. Consent does not have to be obtained during the visit, but must be documented before billing.

Can a 99490 claim be submitted before the last day of the month?

CMS permits submission when the applicable time threshold has been met. The service period remains the calendar month, so the practice must avoid duplicate time and incompatible claims.

Medicare Part B chronic care management uses CPT 99490 for its clinical-staff base service, with 99439 describing additional time for physician practices. Companian: “Your team refers; we handle enrollment, outreach and documentation. You bill monthly under your license.”

Read more: 99439 additional time · Full CCM code family

Rates & disclosures

National amounts are 2026 Medicare Physician Fee Schedule non-facility payments at the non-QP conversion factor of $33.4009, computed from CMS RVUs. Your amount depends on your Medicare payment locality; see it in the CCM/PCM revenue calculator. Actual payment depends on participation status, place of service and cost-sharing.

This guide summarizes CMS rules for practices nationwide and is not legal or billing advice.