Ol dig e/m svc 11-20 min
CPT 99422 covers online evaluation and management services where a healthcare provider spends 11-20 minutes reviewing patient-generated inquiry, test results, or other information and responds through a secure online patient portal or email system.
RVU breakdown
Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High
Billing tips
Track cumulative time across the 7-day assessment period, not just initial response time. Include time reviewing the inquiry, checking the chart, researching, formulating response, and documenting.
Impact: Proper time tracking can elevate encounters from 99421 ($15.52) to 99422 ($28.46), a $12.94 increase per encounter
Document start and stop times or use time-tracking tools within your EHR. Note specific activities: 'Reviewed portal message (2 min), reviewed medications and recent labs (4 min), researched drug interaction (3 min), formulated response (5 min), documented encounter (2 min). Total: 16 minutes.'
Impact: Precise documentation reduces audit risk and supports the time threshold separating 99422 from 99421 or 99423
Ensure services are patient-initiated and relate to established patient care. Cannot bill if inquiry leads to office visit within 7 days for same issue or relates to visit within previous 7 days.
Impact: Violating 7-day rule results in 100% denial; proper scheduling coordination prevents $28.46 loss per encounter
Bill only once per 7-day period regardless of multiple message exchanges. Cumulative time for all related messages within that period determines which tier to bill (99421, 99422, or 99423).
Impact: Prevents unbundling denials and claim rejections; ensures compliant maximum reimbursement for the assessment period
Verify commercial payer coverage before implementing widespread billing. While Medicare covers these codes, commercial payer policies vary significantly.
Impact: Prevents claim denials and accounts receivable issues; some commercial payers reimburse at 150-200% of Medicare rates ($42-57 range)
Use automated time-tracking features in patient portal systems or create template documentation that prompts time entry for each component of the service.
Impact: Increases coding compliance and capture rate; practices typically miss 30-50% of billable online E&M encounters without tracking systems
Common denials
Service provided within 7 days of a related office visit or procedure - considered bundled into the visit
How to appeal: Review visit dates carefully. If the online service addresses a completely separate issue from the recent visit, submit appeal with documentation clearly distinguishing the different conditions and medical decision-making. Include modifier documentation if appropriate, though generally the service should be postponed.
Insufficient documentation of time spent - claim downcoded to 99421 or denied for lack of medical necessity
How to appeal: Submit contemporaneous time documentation showing specific activities and minutes spent. Include attestation statement: 'I spent 16 minutes on [date] and [date] cumulatively reviewing, assessing, and responding to patient inquiry regarding [condition].' Provide detailed clinical notes supporting complexity.
Patient is not established - these codes apply only to patients with qualifying relationship
How to appeal: Submit documentation proving established patient relationship (visit within past 3 years by same physician/group/specialty). Include previous encounter dates and CPT codes. If patient is truly new, service is not billable under 99422.
Service is not separately payable - payer considers online communication part of global care or bundled into chronic care management
How to appeal: Review payer policy for online digital E&M codes versus care management services (99490, 99439, etc.). If billing both, document that online E&M time is separate from CCM time. Some services genuinely overlap and cannot be billed separately; consider time allocation strategies.
Frequently asked questions
What is CPT code 99422 used for?
CPT 99422 is used to bill for online digital evaluation and management services that take 11-20 minutes of cumulative physician time over a 7-day period. It covers asynchronous communication like patient portal messages, secure emails, and remote review of patient-provided information for established patients.
How much does Medicare pay for CPT 99422 in 2025?
Medicare pays $28.46 for CPT 99422 in non-facility settings and $24.58 in facility settings based on the 2025 Physician Fee Schedule. The code has 0.88 total RVUs with a conversion factor of 32.3465.
Can I bill 99422 for phone calls?
No, CPT 99422 is specifically for online digital evaluation and management services using patient portals, secure messaging, or other asynchronous digital platforms. Telephone services have separate codes (99441-99443). However, if phone discussion is documented in the portal and involves review of digital information, time may count toward the online E&M.
What is the difference between 99421, 99422, and 99423?
These codes differ only by cumulative time spent: 99421 covers 5-10 minutes ($15.52), 99422 covers 11-20 minutes ($28.46), and 99423 covers 21+ minutes ($40.71). All other requirements are identical - they represent the same type of online digital E&M service tiered by physician time.
Can I bill 99422 and an office visit on the same day?
No, you cannot bill 99422 and an office visit for the same or related problem within a 7-day period. If online communication leads to an office visit within 7 days, the online service is considered part of the visit. Services for completely unrelated problems may be separately billable with clear documentation distinguishing the conditions.
Do commercial insurance plans pay for CPT 99422?
Coverage varies by payer. Many commercial plans adopted coverage for online digital E&M codes during the COVID-19 pandemic, but policies differ significantly. Some pay at or above Medicare rates, while others don't cover these codes at all. Always verify coverage and obtain prior authorization if required before providing billable services.
How do I document time for CPT 99422?
Document cumulative time over the 7-day assessment period including time reviewing the inquiry, examining the medical record, researching, formulating response, and documenting. Best practice is to record start/stop times for each activity or create a detailed time log: 'Total time 16 minutes: reviewed message (3 min), reviewed chart (4 min), researched treatment options (5 min), composed response (4 min).'