# 医療法 / Medical Care Act — 第二十一条 (Article 21)

- Law: 医療法 (Medical Care Act), 昭和二十三年法律第二百五号
- English title "Medical Care Act": Ministry of Justice translation
- Kind: Act — the distinction between 法律 (Act), 政令 (Cabinet Order), 省令 (Ministerial Order) and 条例 (local ordinance) decides who may issue it and what it may say.
- Provision: 第二十一条 (Article 21) — address `art-21`
- Text in force since: 2026-10-01
- URL (the page that opens at this provision): https://japanlaw.org/ja/medical-care-act/art-21
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/323AC0000000205/art-21
- Every provision below carries its address and both URLs on the line under it.
- Japanese text: e-Gov 法令検索, Digital Agency (デジタル庁). English: as marked on each line below.

Only the Japanese as published by the government has legal effect; the text
below is a copy of it. Every English rendering below is a translation and
says which kind: the Ministry of Justice's translation, or this
site's machine translation, whose model and date the Sources list names.
They are never merged and never substituted for one another.

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### 第二十一条
<sup>art-21 · https://japanlaw.org/ja/medical-care-act/art-21 · https://japanlaw.org/l/323AC0000000205/art-21</sup>

  **第一項**  病院は、厚生労働省令（第一号に掲げる従業者（医師及び歯科医師を除く。）及び第十二号に掲げる施設にあつては、都道府県の条例）の定めるところにより、次に掲げる人員及び施設を有し、かつ、記録を備えて置かなければならない。
  <sup>art-21/par-1 · https://japanlaw.org/ja/medical-care-act/art-21/par-1 · https://japanlaw.org/l/323AC0000000205/art-21/par-1</sup>
  A hospital is to have the following personnel and facilities and must prepare the following records, pursuant to the provisions of an Order of the Ministry of Health, Labour and Welfare (in the case of employees listed in item (i) (excluding physicians and dentists) and facilities listed in item (xii), Prefectural Ordinances):
  <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **一**  当該病院の有する病床の種別に応じ、厚生労働省令で定める員数の医師及び歯科医師のほか、都道府県の条例で定める員数の看護師その他の従業者
    <sup>art-21/par-1/item-1 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-1 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-1</sup>
    beyond physicians, dentists in the numbers prescribed by an Order of the Ministry of Health, Labour and Welfare, nurses, and other employees in the numbers prescribed by prefectural ordinances, in accordance with the classifications of the beds at the relevant hospital;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **二**  各科専門の診察室
    <sup>art-21/par-1/item-2 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-2 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-2</sup>
    a consultation room for each clinical department;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **三**  手術室
    <sup>art-21/par-1/item-3 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-3 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-3</sup>
    an operating room;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **四**  処置室
    <sup>art-21/par-1/item-4 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-4 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-4</sup>
    treatment rooms;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **五**  臨床検査施設
    <sup>art-21/par-1/item-5 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-5 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-5</sup>
    a diagnostic laboratory;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **六**  エックス線装置
    <sup>art-21/par-1/item-6 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-6 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-6</sup>
    an X-ray unit;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **七**  調剤所
    <sup>art-21/par-1/item-7 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-7 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-7</sup>
    a dispensary;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **八**  給食施設
    <sup>art-21/par-1/item-8 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-8 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-8</sup>
    food service facilities;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **九**  診療に関する諸記録
    <sup>art-21/par-1/item-9 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-9 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-9</sup>
    records concerning medical treatment;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **十**  診療科名中に産婦人科又は産科を有する病院にあつては、分べん室及び新生児の入浴施設
    <sup>art-21/par-1/item-10 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-10 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-10</sup>
    delivery rooms and neonatal bathing facilities in hospitals that have a gynecology and obstetrics department or an obstetrics department;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **十一**  療養病床を有する病院にあつては、機能訓練室
    <sup>art-21/par-1/item-11 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-11 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-11</sup>
    functional training rooms in hospitals that have long-term care beds; and
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **十二**  その他都道府県の条例で定める施設
    <sup>art-21/par-1/item-12 · https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-12 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-12</sup>
    other facilities as prescribed by prefectural ordinances.
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

  **第二項**  療養病床を有する診療所は、厚生労働省令（第一号に掲げる従業者（医師及び歯科医師を除く。）及び第三号に掲げる施設にあつては、都道府県の条例）の定めるところにより、次に掲げる人員及び施設を有しなければならない。
  <sup>art-21/par-2 · https://japanlaw.org/ja/medical-care-act/art-21/par-2 · https://japanlaw.org/l/323AC0000000205/art-21/par-2</sup>
  A clinic with long-term care beds must have the following personnel and facilities, pursuant to the provisions of an Order of the Ministry of Health, Labour and Welfare (in the case of employees listed in item (i) (excluding physicians and dentists) and facilities listed in item (iii), Prefectural Ordinances):
  <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **一**  厚生労働省令で定める員数の医師及び歯科医師のほか、都道府県の条例で定める員数の看護師及び看護の補助その他の業務の従業者
    <sup>art-21/par-2/item-1 · https://japanlaw.org/ja/medical-care-act/art-21/par-2/item-1 · https://japanlaw.org/l/323AC0000000205/art-21/par-2/item-1</sup>
    beyond physicians, dentists in the numbers prescribed by an Order of the Ministry of Health, Labour and Welfare, nurses, and other employees, including those engaged in nursing support, in the numbers prescribed by Prefectural Ordinances;
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **二**  機能訓練室
    <sup>art-21/par-2/item-2 · https://japanlaw.org/ja/medical-care-act/art-21/par-2/item-2 · https://japanlaw.org/l/323AC0000000205/art-21/par-2/item-2</sup>
    functional training rooms; and
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

    **三**  その他都道府県の条例で定める施設
    <sup>art-21/par-2/item-3 · https://japanlaw.org/ja/medical-care-act/art-21/par-2/item-3 · https://japanlaw.org/l/323AC0000000205/art-21/par-2/item-3</sup>
    other facilities as prescribed by Prefectural Ordinances.
    <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

  **第三項**  都道府県が前二項の条例を定めるに当たつては、病院及び療養病床を有する診療所の従業者及びその員数（厚生労働省令で定めるものに限る。）については厚生労働省令で定める基準に従い定めるものとし、その他の事項については厚生労働省令で定める基準を参酌するものとする。
  <sup>art-21/par-3 · https://japanlaw.org/ja/medical-care-act/art-21/par-3 · https://japanlaw.org/l/323AC0000000205/art-21/par-3</sup>
  When formulating the ordinances set forth in the preceding two paragraphs, prefectures is to determine the employees and the number of employees of hospitals and clinics with long-term care beds (limited to those specified by an Order of the Ministry of Health, Labour and Welfare) in accordance with the standards specified by an Order of the Ministry of Health, Labour and Welfare, and other particulars with reference to the standards specified by an Order of the Ministry of Health, Labour and Welfare.
  <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

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## Cites
- art-21/par-1: 第一号 → 医療法 第二十一条第一項第一号 (Article 21, paragraph (1), item (i)), art-21/par-1/item-1 — https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-1 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-1
- art-21/par-1: 第十二号 → 医療法 第二十一条第一項第十二号 (Article 21, paragraph (1), item (xii)), art-21/par-1/item-12 — https://japanlaw.org/ja/medical-care-act/art-21/par-1/item-12 · https://japanlaw.org/l/323AC0000000205/art-21/par-1/item-12
- art-21/par-2: 第一号 → 医療法 第二十一条第二項第一号 (Article 21, paragraph (2), item (i)), art-21/par-2/item-1 — https://japanlaw.org/ja/medical-care-act/art-21/par-2/item-1 · https://japanlaw.org/l/323AC0000000205/art-21/par-2/item-1
- art-21/par-2: 第三号 → 医療法 第二十一条第二項第三号 (Article 21, paragraph (2), item (iii)), art-21/par-2/item-3 — https://japanlaw.org/ja/medical-care-act/art-21/par-2/item-3 · https://japanlaw.org/l/323AC0000000205/art-21/par-2/item-3
- art-21/par-3: 前二項 → 医療法 第二十一条第一項 (Article 21, paragraph (1)), art-21/par-1 — https://japanlaw.org/ja/medical-care-act/art-21/par-1 · https://japanlaw.org/l/323AC0000000205/art-21/par-1
- art-21/par-3: 前二項 → 医療法 第二十一条第二項 (Article 21, paragraph (2)), art-21/par-2 — https://japanlaw.org/ja/medical-care-act/art-21/par-2 · https://japanlaw.org/l/323AC0000000205/art-21/par-2

## Cited by

24 provisions cite this one. No official source publishes this direction.

- 健康保険法 第六十五条第四項第一号（保険医療機関又は保険薬局の指定） — https://japanlaw.org/ja/health-insurance-act/art-65/par-4/item-1 · https://japanlaw.org/l/211AC0000000070/art-65/par-4/item-1
- 健康保険法 附則第一条第一項第二号（施行期日） — https://japanlaw.org/ja/health-insurance-act/suppl-4031-89/art-1/par-1/item-2 · https://japanlaw.org/l/211AC0000000070/suppl-4031-89/art-1/par-1/item-2
- 医療法 第四条第一項第五号 — https://japanlaw.org/ja/medical-care-act/art-4/par-1/item-5 · https://japanlaw.org/l/323AC0000000205/art-4/par-1/item-5
- 医療法 第四条第一項第六号 — https://japanlaw.org/ja/medical-care-act/art-4/par-1/item-6 · https://japanlaw.org/l/323AC0000000205/art-4/par-1/item-6
- 医療法 第四条の二第一項第八号 — https://japanlaw.org/ja/medical-care-act/art-4-2/par-1/item-8 · https://japanlaw.org/l/323AC0000000205/art-4-2/par-1/item-8
- 医療法 第四条の二第一項第九号 — https://japanlaw.org/ja/medical-care-act/art-4-2/par-1/item-9 · https://japanlaw.org/l/323AC0000000205/art-4-2/par-1/item-9
- 医療法 第四条の三第一項第八号 — https://japanlaw.org/ja/medical-care-act/art-4-3/par-1/item-8 · https://japanlaw.org/l/323AC0000000205/art-4-3/par-1/item-8
- 医療法 第四条の三第一項第九号 — https://japanlaw.org/ja/medical-care-act/art-4-3/par-1/item-9 · https://japanlaw.org/l/323AC0000000205/art-4-3/par-1/item-9
- 医療法 第七条第四項 — https://japanlaw.org/ja/medical-care-act/art-7/par-4 · https://japanlaw.org/l/323AC0000000205/art-7/par-4
- 医療法 第二十一条第一項 — https://japanlaw.org/ja/medical-care-act/art-21/par-1 · https://japanlaw.org/l/323AC0000000205/art-21/par-1
- 医療法 第二十一条第二項 — https://japanlaw.org/ja/medical-care-act/art-21/par-2 · https://japanlaw.org/l/323AC0000000205/art-21/par-2
- 医療法 第二十一条第三項 — https://japanlaw.org/ja/medical-care-act/art-21/par-3 · https://japanlaw.org/l/323AC0000000205/art-21/par-3
- 医療法 第二十二条第一項 — https://japanlaw.org/ja/medical-care-act/art-22/par-1 · https://japanlaw.org/l/323AC0000000205/art-22/par-1
- 医療法 第二十二条の二第一項 — https://japanlaw.org/ja/medical-care-act/art-22-2/par-1 · https://japanlaw.org/l/323AC0000000205/art-22-2/par-1
- 医療法 第二十二条の三第一項 — https://japanlaw.org/ja/medical-care-act/art-22-3/par-1 · https://japanlaw.org/l/323AC0000000205/art-22-3/par-1
- 医療法 第二十三条第一項 — https://japanlaw.org/ja/medical-care-act/art-23/par-1 · https://japanlaw.org/l/323AC0000000205/art-23/par-1
- 医療法 第二十三条の二第一項 — https://japanlaw.org/ja/medical-care-act/art-23-2/par-1 · https://japanlaw.org/l/323AC0000000205/art-23-2/par-1
- 医療法 第二十四条第一項 — https://japanlaw.org/ja/medical-care-act/art-24/par-1 · https://japanlaw.org/l/323AC0000000205/art-24/par-1
- 医療法 第八十九条第一項第一号 — https://japanlaw.org/ja/medical-care-act/art-89/par-1/item-1 · https://japanlaw.org/l/323AC0000000205/art-89/par-1/item-1
- 医療法 附則第二条第四項（病床の種別の変更に係る経過措置） — https://japanlaw.org/ja/medical-care-act/suppl-4121-141/art-2/par-4 · https://japanlaw.org/l/323AC0000000205/suppl-4121-141/art-2/par-4
- 医療法 附則第二十一条第四項（医療法の一部改正に伴う経過措置） — https://japanlaw.org/ja/medical-care-act/suppl-4231-105/art-21/par-4 · https://japanlaw.org/l/323AC0000000205/suppl-4231-105/art-21/par-4
- 医療法 附則第百二十三条第二項（検討） — https://japanlaw.org/ja/medical-care-act/suppl-4231-105/art-123/par-2 · https://japanlaw.org/l/323AC0000000205/suppl-4231-105/art-123/par-2
- 国民健康保険法 附則第一条第一項第二号（施行期日） — https://japanlaw.org/ja/national-health-insurance-act/suppl-4031-89/art-1/par-1/item-2 · https://japanlaw.org/l/333AC0000000192/suppl-4031-89/art-1/par-1/item-2
- 高齢者の医療の確保に関する法律 附則第一条第一項第二号（施行期日） — https://japanlaw.org/ja/elderly-medical-care-act/suppl-4031-89/art-1/par-1/item-2 · https://japanlaw.org/l/357AC0000000080/suppl-4031-89/art-1/par-1/item-2

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## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 医療法 — the text in force from 2026-10-01 (https://laws.e-gov.go.jp/law/323AC0000000205/20261001_507AC0000000087), retrieved 2026-10-19
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Medical Care Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/4006/tb), retrieved 2026-10-19
- This site's parser, version 210 — 医療法 — structure, counts, cross-references and defined terms, computed 2026-10-19