CNAE 8630-5/01 · Maranhão
Atividade médica ambulatorial com recursos para realização de procedimentos cirúrgicos in Maranhão
552 active companies are headquartered in Maranhão with this CNAE as their main activity. They represent 1.8% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 30,529
What this list shows
We count each active company once, by its head office in this state 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.
- Companies in Maranhão
- 552
- 1.8% of Brazil's
- Of every 100 companies in Maranhão
- 0.2
- do this activity
- Among Brazil's federative units
- 15th
- by companies in this activity
Active companies in Maranhão
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10- HOSPITAL DA VISAO DR. THIAGO CASTRO LTDAPresidente Dutra (MA)
- CLINICA DE SERVICOS MEDICOS GERAIS LTDASão Luís (MA)
- INSTITUTO MARANHENSE DE OFTALMOLOGIA LTDASão Luís (MA)
- REVIVRE CLINICA DE MEDICINA LTDASão Luís (MA)
- CENTRO MEDICO BIOLIFE LTDAPastos Bons (MA)
- ESMERALDA GESTAO EM SAUDE LTDASão Luís (MA)
- PEDRO HENRIQUE RODRIGUES VERAS LTDASão Luís (MA)
- AMME CLINIC SERVICOS DE MEDICINA DIAGNOSTICA LTDASão Luís (MA)
- HOSPITAL DA VISAO DE CODO LTDACodó (MA)
- CLINICA SAUDE MAIS LTDAImperatriz (MA)
- JCAA CONSULTORIO MEDICO LTDASão Luís (MA)
- NUNES E SANTOS SERVICOS MEDICOS LTDASão Luís (MA)
- D. E. C. CAVALCANTE LTDASão Luís (MA)
- EMPRESA MARANHENSE DE CIRURGIA PEDIATRICA LTDASão Luís (MA)
- INSTITUTO DR JOSE CARLOS PORTELA LTDABacabal (MA)
- PEREIRA E FRANCA LTDABacabal (MA)
- RFC SERVICOS MEDICOS LTDASão Luís (MA)
- NEFROCLIN CLINICA MEDICA LTDASão Luís (MA)
- W O OFTALMOLOGIA LTDASão Luís (MA)
- HARMONIA MEDICINA E CIRURGIA ESTETICA LTDASão Luís (MA)
- INSTITUTO DE CIRURGIA ENDOVASCULAR E DIAGNOSTICO POR IMAGEM DO MARANHAO LTDASão Luís (MA)
- HAROLDO DANIEL MEDEIROS LIMA LTDASanta Inês (MA)
- CLINICA IDIAGNOSTICA LTDASão Luís (MA)
- OFTALMO MEDICAL BALSAS LTDABalsas (MA)
- HOSM LTDABalsas (MA)
- N. J. SERVICOS MEDICOS LTDARaposa (MA)
- PRONTO MED LTDABalsas (MA)
- CENTRO DE OLHOS DE IMPERATRIZ LTDAImperatriz (MA)
- ODONTOMED LTDAPresidente Dutra (MA)
- SOCIEDADE DE MEDICOS CARDIOVASCULARES DO MARANHAO LTDASão Luís (MA)
List limited to 300 companies, 30 per page. Looking for a specific company? Search by name or CNPJ.
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.
- How to look up a CNPJ
Check identifiers, dates and registry fields against official sources.
- What an active CNPJ means
Active status does not show that a company is debt-free, licensed or able to operate.
- How to read partner and administrator records
Understand QSA roles and the limits on ownership and representation information.
How much the activity weighs
of every 100 active companies, how many do this activity
- Maranhão0.2
- Brazil0.1
In Maranhão, the activity weighs 1.4 times what it does in Brazil.
Maranhão's cities with the most companies in this activity
active companies and each city's share of the state
- 1 São Luís 62.7% 346
- 2 Imperatriz 12.0% 66
- 3 Balsas 2.5% 14
- 4 Bacabal 2.2% 12
- 5 Santa Inês 1.8% 10
- 6 Caxias 1.6% 9
- 7 Pinheiro 1.1% 6
- 8 São Domingos do Maranhão 1.1% 6
- 9 Raposa 0.9% 5
- 10 Presidente Dutra 0.9% 5
20 more cities
- 11 São José de Ribamar 5
- 12 Coroatá 4
- 13 Governador Archer 4
- 14 Pedreiras 4
- 15 Governador Luiz Rocha 3
- 16 Pio XII 3
- 17 São João dos Patos 3
- 18 Timon 3
- 19 Viana 3
- 20 Olinda Nova do Maranhão 2
- 21 Dom Pedro 2
- 22 Lago da Pedra 2
- 23 Paço do Lumiar 2
- 24 Paraibano 2
- 25 Pastos Bons 2
- 26 Porto Franco 2
- 27 Açailândia 2
- 28 Santa Luzia do Paruá 2
- 29 Buriticupu 1
- 30 Buritirana 1
Class 8630-5 in Maranhão
atividades de atenção ambulatorial executadas por médicos e odontólogos, by subclass| Subclass | Active |
|---|---|
| 8630-5/01 Atividade médica ambulatorial com recursos para realização de procedimentos cirúrgicos · this one | 552 |
| 8630-5/02 Atividade médica ambulatorial com recursos para realização de exames complementares | 584 |
| 8630-5/03 Atividade médica ambulatorial restrita a consultas | 2,286 |
| 8630-5/04 Atividade odontológica | 2,497 |
| 8630-5/06 Serviços de vacinação e imunização humana | 30 |
| 8630-5/07 Atividades de reprodução humana assistida | 2 |
| 8630-5/99 Atividades de atenção ambulatorial não especificadas anteriormente | 319 |
Close to this: 8630-5/03 · Atividade médica ambulatorial restrita a consultas, 2,286 companies in Maranhão.
What activity 8630-5/01 is
- As atividades de consultas e tratamento médico prestadas a pacientes que não estão sob regime de internação, como: consultórios, ambulatórios, postos de assistência médica, clínicas médicas especializadas ou não, policlínicas, consultórios privados em hospitais, clínicas de empresas, desde que sejam equipados para a realização de procedimentos cirúrgicos
Frequently asked questions
How many companies have main CNAE 8630-5/01 in Maranhão?
552 active companies have CNAE 8630-5/01 as their main activity in Maranhão, according to the Receita Federal's October 2026 publication. That is 0.2 of every 100 companies there, against 0.1 in Brazil.
Which of Maranhão's cities has the most companies in this activity?
São Luís, with 346, 62.7% of the state's companies in this activity.
Why can this total differ from the companies operating in this state?
This scope counts active companies by their head office and registered main activity. A company may operate in this state through a branch or carry out the activity as a secondary activity and be excluded from the count. The registered address and CNAE do not establish every operating location or service.
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 with this as their main activity, counted by head office in Maranhão.