CNAE 8640-2/09 · Rio de Janeiro
Diagnostic services by optical methods - endoscopy and similar tests in Rio de Janeiro
97 active companies are headquartered in Rio de Janeiro with this CNAE as their main activity. They represent 7.6% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 1,274
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 Rio de Janeiro
- 97
- 7.6% of Brazil's
- Of every 100 companies in Rio de Janeiro
- 0.0
- do this activity
- Among Brazil's federative units
- 3rd
- by companies in this activity
Active companies in Rio de Janeiro
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 2 of 4- H. SCHWARTZ SERVICO DE GASTROENTEROLOGIA E ENDOSCOPIA DIGESTIVA LTDARio das Ostras (RJ)
- ENDO-MOR SERVICOS DE SAUDE LTDAAraruama (RJ)
- IMAGEM MEDICA DIAGNOSTICOS LTDARio de Janeiro (RJ)
- CEDMEDIC MEDICINA E DIAGNOSTICOS LTDASão Gonçalo (RJ)
- ALVES E GOMES SERVICOS MEDICOS LTDARio de Janeiro (RJ)
- GASTRO INTEGRAL MED LTDAResende (RJ)
- FALCAO DOMINGUES ANDRADE E BARROSO MEDICOS ASOCIADOS LTDACampos dos Goytacazes (RJ)
- S S SERVICOS MEDICOS LTDAMacaé (RJ)
- CENTRO ESPECIALIZADO EM DOENCAS DIGESTIVAS E DO FIGADO LTDANova Iguaçu (RJ)
- CLINICA BOCKUS LTDAMacaé (RJ)
- PRO PARTO LTDAPetrópolis (RJ)
- CLINICA NELSON FERNANDO CASTRO - MEDICOS ASSOCIADOSRio de Janeiro (RJ)
- SALUTE SERVICOS MEDICOS LTDARio de Janeiro (RJ)
- AGAPE SERVICOS DE ENDOSCOPIA LTDATeresópolis (RJ)
- VILLELA BRAGA PRESTACAO DE SERVICOS MEDICOS LTDARio de Janeiro (RJ)
- GASTROCOR DIAGNOSTICOS LTDAItaocara (RJ)
- CLINICA WALDYR TOSTES RJ LTDARio de Janeiro (RJ)
- CEDIFI DIAGNOSTICOS LTDANova Iguaçu (RJ)
- E R CENTRO DE GASTRO E DIAGNOSTICO LTDANiterói (RJ)
- BS ENDOGASTRO LTDARio de Janeiro (RJ)
- CAMPO GRANDE OTO SERVICOS MEDICOS LTDARio de Janeiro (RJ)
- GASTROMED SERVICOS MEDICOS E DE ENDOSCOPIA DIGESTIVA LTDA.Três Rios (RJ)
- RADICOR SERVIOS MEDICOS E RADIOLOGICOS LIMITADARio de Janeiro (RJ)
- GASTRO ITA LTDAItaperuna (RJ)
- GASTRO D'OR SERVICOS MEDICOSRio de Janeiro (RJ)
- MORALES E MATIAS MEDICINA AVANCADA LTDACampos dos Goytacazes (RJ)
- FC SERVICOS DE SAUDE LTDARio de Janeiro (RJ)
- YOSHIMOTO GASTROENTEROLOGIA E ENDOSCOPIA DIGESTIVA LTDARio de Janeiro (RJ)
- LUMINNA DIAGNOSTICOS AVANCADOS LTDARio de Janeiro (RJ)
- ENDOMED TEBALDI & MORUCCI LTDAItaperuna (RJ)
List limited to 97 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
- Rio de Janeiro0.0
- Brazil0.0
In Rio de Janeiro, the activity weighs what it does in Brazil.
Rio de Janeiro's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Rio de Janeiro 45.4% 44
- 2 Niterói 9.3% 9
- 3 Petrópolis 5.2% 5
- 4 Campos dos Goytacazes 4.1% 4
- 5 Nova Iguaçu 4.1% 4
- 6 Macaé 3.1% 3
- 7 Araruama 2.1% 2
- 8 Barra Mansa 2.1% 2
- 9 Cabo Frio 2.1% 2
- 10 Itaperuna 2.1% 2
16 more cities
- 11 Resende 2
- 12 São Gonçalo 2
- 13 Teresópolis 2
- 14 Volta Redonda 2
- 15 Rio das Ostras 1
- 16 Bom Jesus do Itabapoana 1
- 17 Carmo 1
- 18 Conceição de Macabu 1
- 19 Engenheiro Paulo de Frontin 1
- 20 Itaocara 1
- 21 Mendes 1
- 22 Nova Friburgo 1
- 23 Paracambi 1
- 24 Saquarema 1
- 25 Três Rios 1
- 26 Valença 1
Class 8640-2 in Rio de Janeiro
atividades de serviços de complementação diagnóstica e terapêutica, by subclass| Subclass | Active |
|---|---|
| 8640-2/01 Pathological anatomy and cytology laboratories | 129 |
| 8640-2/02 Clinical laboratories | 1,189 |
| 8640-2/03 Dialysis and nephrology services | 104 |
| 8640-2/04 Computed tomography services | 591 |
| 8640-2/05 Diagnostic imaging with ionizing radiation, except tomography | 1,023 |
| 8640-2/06 Magnetic resonance imaging services | 56 |
| 8640-2/07 Diagnostic imaging without ionizing radiation, except MRI | 447 |
| 8640-2/08 Diagnostic services by graphic recording - ECG, EEG and similar tests | 132 |
| 8640-2/09 Diagnostic services by optical methods - endoscopy and similar tests · this one | 97 |
| 8640-2/10 Chemotherapy services | 32 |
| 8640-2/11 Radiotherapy services | 40 |
| 8640-2/12 Hemotherapy services | 22 |
| 8640-2/13 Lithotripsy services | 0 |
| 8640-2/14 Human cell and tissue bank services | 2 |
| 8640-2/99 Diagnostic and therapeutic support services not elsewhere classified | 394 |
What activity 8640-2/09 is
- Os serviços de diagnóstico por métodos ópticos, tais como, as endoscopias digestivas, respiratórias e outras
Frequently asked questions
How many companies have main CNAE 8640-2/09 in Rio de Janeiro?
97 active companies have CNAE 8640-2/09 as their main activity in Rio de Janeiro, according to the Receita Federal's October 2026 publication. That is 0.0 of every 100 companies there, against 0.0 in Brazil.
Which of Rio de Janeiro's cities has the most companies in this activity?
Rio de Janeiro, with 44, 45.4% 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 Rio de Janeiro.