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A Guide to Billing the Pediatric Outpatient Care Fee: Cautions on Bundled Billing and Time-of-Day / Infant Surcharges

July 26, 2026

A Guide to Billing the Pediatric Outpatient Care Fee: Cautions on Bundled Billing and Time-of-Day / Infant Surcharges
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The pediatric outpatient care fee (B001-2) is a "bundled" fee for infants and young children under six, and is an important item directly tied to a pediatric clinic's revenue structure. Because many examinations, procedures, and medications are included in the fee, the concept differs greatly from fee-for-service, and the handling of time-of-day, holiday, and late-night surcharges and of infant surcharges is also distinctive. This article organizes the concept of bundling in billing the pediatric outpatient care fee, and cautions including the time-of-day surcharge, with reference to official sources. Note that specific point values and the latest requirements change with fee revisions, so always confirm the latest information in the official sources listed at the end.

What is the pediatric outpatient care fee (basics of bundled billing)?

The pediatric outpatient care fee is a fee billed per insurance medical institution when care is provided to a patient under six years of age who is not hospitalized, at an insurance medical institution that lists pediatrics as a specialty. By notification (filing), in principle all patients under six are billed under this fee (with some exceptions).

Its greatest feature is that it is "bundled." That is, the costs of many examinations, procedures, and medications performed in that day's care are included in the pediatric outpatient care fee, and individual items cannot be added on a fee-for-service basis. The points differ depending on whether a prescription is issued, and the classification also differs between the initial visit and follow-up visits.

For this reason, reflexively billing "items that could have been added under fee-for-service" results in over-claiming, while forgetting to bill items that lie outside the bundle leads to revenue loss. Accurately grasping the bundled scope and the scope that can be billed separately outside the bundle is the crux of pediatric billing.

The bundled scope and the scope that can be billed separately

The pediatric outpatient care fee bundles many surcharges related to the initial, follow-up, and outpatient consultation fees, as well as the costs of examinations, procedures, and medications. On the other hand, for items separately specified by the Minister of Health, Labour and Welfare—such as home medical care guidance management fees and the administration of specific drugs—there are cases where the pediatric outpatient care fee is not billed (fee-for-service billing applies instead).

  • When billing the pediatric primary-care physician fee, the pediatric outpatient care fee is not billed
  • It is not billed for patients billed a home medical care guidance management fee
  • Be careful about the handling when administering separately specified drugs

Which costs are bundled and which can be billed separately are specified in detail in the notice of points to note. For items where the judgment is unclear, be sure to confirm with the official sources at the end.

Cautions on time-of-day / holiday / late-night surcharges and infant surcharges

Even with the pediatric outpatient care fee, there are situations where surcharges based on the general rules and various notes apply. Particularly easy to confuse in practice is the handling of time-of-day, holiday, and late-night surcharges and of infant-related surcharges.

  • Time-of-day / holiday / late-night surcharges: Surcharges are defined according to the time of day care was provided, but in relation to the bundled scope of the pediatric outpatient care fee, there is a distinction between surcharges that can and cannot be claimed
  • Infant-related surcharges: Like the infant surcharge included in the initial and follow-up consultation fees, some are absorbed into the bundle while others are evaluated separately
  • Age criterion: The pediatric outpatient care fee applies to those under six. Because the billing classification changes at the sixth birthday, mismanaging age becomes a cause of billing errors

These surcharges must be judged based on the provisions of general rules No. 3 through No. 6 and the notes of each classification, and their requirements and handling are reviewed with each revision. Do not assert specific point values or eligibility; always refer to the latest point schedule and notice of points to note.

Why billing mistakes occur easily

Behind the tendency for mistakes with the pediatric outpatient care fee lie the following circumstances.

  • Because it is bundled, the intuition that "care performed = billable" does not hold
  • The surcharge judgment changes depending on the time of visit, such as after-hours, holidays, and late nights
  • There is an age requirement of under six, and the classification changes for patients crossing their birthday
  • During infection outbreaks, patient numbers surge, and confirmation at reception and accounting cannot keep up

There is a limit to manual double-checking alone for these, and support from a system that links the chart and billing is effective.

Supporting pediatric billing with AI Karte

"AI Karte," developed by Pottech, is an integrated rececon type (chart and accounting/billing on the same foundation) and is equipped with an AI rezept-checking function. Even for bundled billing such as the pediatric outpatient care fee, it supports improved billing accuracy in the following ways.

  • AI rezept checking: The AI checks for separate billing of bundled items and errors in billing classification, detecting in advance both over-claiming and missed billing
  • Automatic determination of age and time of day: Based on the patient's age and time of visit, it presents material for judging the applicable classifications and surcharges
  • Linkage of chart and billing: Care records are directly reflected in billing, reducing erroneous claims from transcription mistakes
  • Handling of revisions: The system is updated in line with fee revisions, supporting operation in accordance with the latest rules

Because reception, care, and accounting are connected on the same foundation, oversights from information fragmentation between staff can be structurally reduced even during busy infection-outbreak periods.

In closing

The pediatric outpatient care fee is a bundled fee for children under six, with distinctive rules on the handling of time-of-day, holiday, and late-night surcharges and of infant surcharges. Accurately grasping the bundled scope and the scope that can be billed separately, and reliably making judgments according to age and time of visit, are the keys to preventing both over-claiming and missed billing. Because points and requirements change with revisions, always refer to the latest official information when operating.

Through the provision of AI Karte, Pottech serves as the optimal business partner for clinics—supporting not only better working conditions for physicians, nurses, and medical clerical staff, but also helping clinics achieve to the fullest what they want to accomplish.

For details, please do not hesitate to contact us.

References and Sources

Note: The points, bundling scope, surcharge handling, and billing requirements of the pediatric outpatient care fee (B001-2) change with medical fee revisions. When billing, be sure to confirm the latest point schedule and notices of points to note published by the Ministry of Health, Labour and Welfare and the Regional Bureaus of Health and Welfare.

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