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CNAE 8630-5/02 · Brazil

Atividade médica ambulatorial com recursos para realização de exames complementares

36,208 active companies in the Brazilian CNPJ registry have this CNAE as their main activity. Look up companies and explore their distribution by state and city.

Source: Receita Federal, CNPJ Open Data · October 2026 publication

What this list shows

We count each active company in the Brazilian CNPJ registry once, by its head office and this CNAE as its main activity. Branches and secondary activities are excluded from this scope. The total describes the registry, not market revenue or company quality.

Active companies
36,208
152nd of 1,329 activities
Opened in 12 months
2,988
−36.7% · 222nd by openings
Of every 100 companies in the country
0.1
do this activity
Openings per 100 active
8
in the country: 21

Active companies in this activity

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.

Look up companies in this activity (up to 300)

How to assess a company's data

When you open a company's record, use these guides to check the data and understand what each field can establish.

Where the companies are

Acre: 75 companies, 0.1 of every 100 active companies there Alagoas: 334 companies, 0.1 of every 100 active companies there Amapá: 68 companies, 0.1 of every 100 active companies there Amazonas: 259 companies, 0.1 of every 100 active companies there Bahia: 2,109 companies, 0.2 of every 100 active companies there Ceará: 750 companies, 0.1 of every 100 active companies there Distrito Federal: 847 companies, 0.2 of every 100 active companies there Espírito Santo: 1,200 companies, 0.2 of every 100 active companies there Goiás: 1,297 companies, 0.1 of every 100 active companies there Maranhão: 584 companies, 0.2 of every 100 active companies there Mato Grosso: 676 companies, 0.1 of every 100 active companies there Mato Grosso do Sul: 426 companies, 0.1 of every 100 active companies there Minas Gerais: 3,565 companies, 0.1 of every 100 active companies there Pará: 578 companies, 0.1 of every 100 active companies there Paraíba: 502 companies, 0.2 of every 100 active companies there Paraná: 1,590 companies, 0.1 of every 100 active companies there Pernambuco: 744 companies, 0.1 of every 100 active companies there Piauí: 431 companies, 0.2 of every 100 active companies there Rio de Janeiro: 7,460 companies, 0.3 of every 100 active companies there Rio Grande do Norte: 495 companies, 0.2 of every 100 active companies there Rio Grande do Sul: 1,531 companies, 0.1 of every 100 active companies there Rondônia: 167 companies, 0.1 of every 100 active companies there Roraima: 55 companies, 0.1 of every 100 active companies there Santa Catarina: 1,279 companies, 0.1 of every 100 active companies there São Paulo: 8,750 companies, 0.1 of every 100 active companies there Sergipe: 217 companies, 0.1 of every 100 active companies there Tocantins: 219 companies, 0.1 of every 100 active companies there

Weight in each federative unit: of every 100 active companies, how many have this main activity

  1. 0.1
  2. 0.1
  3. 0.1
  4. 0.1 – 0.2
  5. 0.2 – 0.3

Federative units with the most companies

  1. 1 São Paulo 8,750
  2. 2 Rio de Janeiro 7,460
  3. 3 Minas Gerais 3,565
  4. 4 Bahia 2,109
  5. 5 Paraná 1,590
  6. 6 Rio Grande do Sul 1,531
  7. 7 Goiás 1,297
  8. 8 Santa Catarina 1,279
  9. 9 Espírito Santo 1,200
  10. 10 Distrito Federal 847
See the 27 federative units
  1. 11 Ceará 750
  2. 12 Pernambuco 744
  3. 13 Mato Grosso 676
  4. 14 Maranhão 584
  5. 15 Pará 578
  6. 16 Paraíba 502
  7. 17 Rio Grande do Norte 495
  8. 18 Piauí 431
  9. 19 Mato Grosso do Sul 426
  10. 20 Alagoas 334
  11. 21 Amazonas 259
  12. 22 Tocantins 219
  13. 23 Sergipe 217
  14. 24 Rondônia 167
  15. 25 Acre 75
  16. 26 Amapá 68
  17. 27 Roraima 55

Cities with the most companies

active companies by head office

  1. 1 Rio de Janeiro (RJ) 5,008
  2. 2 São Paulo (SP) 3,862
  3. 3 Brasília (DF) 847
  4. 4 Salvador (BA) 686
  5. 5 Vitória (ES) 623
  6. 6 Belo Horizonte (MG) 580
  7. 7 Rio Bonito (RJ) 527
  8. 8 Goiânia (GO) 523
  9. 9 Porto Alegre (RS) 455
  10. 10 Curitiba (PR) 453
See the 30 cities
  1. 11 Niterói (RJ) 433
  2. 12 Campinas (SP) 374
  3. 13 Fortaleza (CE) 330
  4. 14 Ribeirão Preto (SP) 273
  5. 15 Uberlândia (MG) 271
  6. 16 Recife (PE) 267
  7. 17 São Gonçalo (RJ) 256
  8. 18 São Luís (MA) 239
  9. 19 Belém (PA) 236
  10. 20 Maceió (AL) 228
  11. 21 Natal (RN) 227
  12. 22 Montes Claros (MG) 227
  13. 23 Teresina (PI) 223
  14. 24 João Pessoa (PB) 218
  15. 25 Cuiabá (MT) 217
  16. 26 Sorocaba (SP) 215
  17. 27 Manaus (AM) 187
  18. 28 Campo Grande (MS) 168
  19. 29 São José do Rio Preto (SP) 165
  20. 30 Aracaju (SE) 164

What activity 8630-5/02 is

  1. Section Q — Saúde humana e serviços sociais
  2. Division — Atividades de atenção à saúde humana
  3. Group — Atividades de atenção ambulatorial executadas por médicos e odontólogos
  4. Class — Atividades de atenção ambulatorial executadas por médicos e odontólogos

What it covers

  • As consultas prestadas em consultórios, ambulatórios, postos de assistência médica, clínicas médicas e outros locais equipados para a realização de exames complementares
  • Os postos de saúde pública

What it does not cover

Typical activities

  • Atividades de clínica médica com recursos para a realização de exames complementares
  • Atividades de pronto atendimento médico realizadas em clínica médica com recursos para a realização de exames complementares
  • Clínica de olhos com recursos para a realização de exames complementares
  • Clínica dermatológica com recursos para a realização de exames complementares
  • Clinica médica de exame admissional
  • Clínica médica de exame psicotécnico
  • Clínica oftalmológica com recursos para a realização de exames complementares
  • Posto de assistência médica sem internação
  • Posto de saúde pública

Source: IBGE, CNAE 2.3 and its explanatory notes

The activities of class 8630-5

atividades de atenção ambulatorial executadas por médicos e odontólogos, by subclass
SubclassActiveOpeningsChange
8630-5/01 Atividade médica ambulatorial com recursos para realização de procedimentos cirúrgicos30,5293,271+7.6%
8630-5/02 Atividade médica ambulatorial com recursos para realização de exames complementares · this one36,2082,988−36.7%
8630-5/03 Atividade médica ambulatorial restrita a consultas219,88034,091+7.3%
8630-5/04 Atividade odontológica128,12821,786+11.6%
8630-5/06 Serviços de vacinação e imunização humana1,416143−2.1%
8630-5/07 Atividades de reprodução humana assistida28322−33.3%
8630-5/99 Atividades de atenção ambulatorial não especificadas anteriormente46,89913,160+11.8%

Frequently asked questions about CNAE 8630-5/02

How many CNAE 8630-5/02 companies are there in Brazil?

36,208 active companies have CNAE 8630-5/02 as their main activity, according to the Receita Federal's October 2026 publication. It is 152nd among the country's activities by companies.

Which activities make up class 8630-5?

Class 8630-5 has 7 subclasses: 8630-5/01; 8630-5/02; 8630-5/03; 8630-5/04; 8630-5/06; 8630-5/07; 8630-5/99. The official names are in the subclass table. A company declares one main activity and may declare others as secondary activities.

Which federative unit has the most companies in this activity?

São Paulo, with 8,750. There, 0.1 of every 100 active companies have this main activity, against 0.1 in the national registry.

Does this total include branches and secondary activities?

No. Each active company is counted once, by its head office and registered main activity. A company may carry out this activity as a secondary activity and be excluded from the count. Geographic distribution uses the registered location; records without a recognized federative unit may be counted nationally without appearing in local groups.

Does active status mean a company is qualified for a contract?

No. Active status describes the Receita Federal registration. It does not establish tax compliance, creditworthiness, licences, ability to fulfil a contract or quality. Check the relevant official documents and the contract's requirements.

How we count

Active companies in the Brazilian CNPJ registry with this as their main activity, counted once by head office. Location is taken from the registry. Where available, openings are for the last 12 months, compared with the previous 12 months.