CNAE 8640-2/04 · Niterói (RJ)
Serviços de tomografia in Niterói (RJ)
14 active companies are headquartered in Niterói (RJ) with this CNAE as their main activity. They represent 0.8% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 1,802 · Rio de Janeiro 591
What this list shows
We count each active company once, by its head office in the city 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 Niterói (RJ)
- 14
- 0.8% of Brazil's
- Of every 100 companies in Niterói (RJ)
- 0.0
- do this activity
- Among Rio de Janeiro's cities
- 2nd
- by companies in this activity
Active companies in Niterói (RJ)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- UNIMAGEM MEDICA LTDA.Niterói (RJ)
- PRO IMAGEM ICARAI LTDANiterói (RJ)
- RADIO TESLA SOLUCOES TECNICAS LTDANiterói (RJ)
- MED IMAGEM MEDICINA DIAGNOSTICA LTDANiterói (RJ)
- RADIODIAGNOSE SERVICOS MEDICOS LTDANiterói (RJ)
- UNIMAGEM - SERVICOS DE APOIO MEDICO LTDANiterói (RJ)
- PRO-IMAGEM - CLINICA MEDICA E DE DIAGNOSTICO POR IMAGEM LTDANiterói (RJ)
- RADIOLOGIA INTERVENCIONISTA ONCOLOGICA E VASCULAR AVANCADA SERVICOS MEDICOS LTDANiterói (RJ)
- AGF SERVICOS DE SAUDE LTDANiterói (RJ)
- LSRAD SERVICOS MEDICOS S/S LTDANiterói (RJ)
- BACELLARTEIXEIRA SERVICOS MEDICOS LTDANiterói (RJ)
- L.A SERVICOS MEDICOSNiterói (RJ)
- CV BASONI SERVICOS MEDICOS LTDANiterói (RJ)
- GIULIA M. CUNHA SERVICOS MEDICOS LTDANiterói (RJ)
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
- Niterói (RJ)0.0
- Rio de Janeiro0.0
- Brazil0.0
In Niterói (RJ), the activity weighs 2.2 times 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 89.3% 528
- 2 Niterói 2.4% 14
- 3 São Gonçalo 1.0% 6
- 4 Angra dos Reis 0.5% 3
- 5 Nova Iguaçu 0.5% 3
- 6 Volta Redonda 0.5% 3
- 7 Araruama 0.3% 2
- 8 Bom Jesus do Itabapoana 0.3% 2
- 9 Cabo Frio 0.3% 2
- 10 Campos dos Goytacazes 0.3% 2
20 more cities
- 11 Macaé 2
- 12 Nova Friburgo 2
- 13 Petrópolis 2
- 14 Porciúncula 2
- 15 Resende 2
- 16 São João de Meriti 2
- 17 Mesquita 1
- 18 Queimados 1
- 19 Rio das Ostras 1
- 20 Quatis 1
- 21 Areal 1
- 22 Cantagalo 1
- 23 Cordeiro 1
- 24 Itaocara 1
- 25 Itaperuna 1
- 26 Magé 1
- 27 Maricá 1
- 28 São Pedro da Aldeia 1
- 29 Saquarema 1
- 30 Teresópolis 1
Class 8640-2 in Niterói (RJ)
atividades de serviços de complementação diagnóstica e terapêutica, by subclass| Subclass | Active |
|---|---|
| 8640-2/01 Laboratórios de anatomia patológica e citológica | 7 |
| 8640-2/02 Laboratórios clínicos | 30 |
| 8640-2/03 Serviços de diálise e nefrologia | 5 |
| 8640-2/04 Serviços de tomografia · this one | 14 |
| 8640-2/05 Serviços de diagnóstico por imagem com uso de radiação ionizante, exceto tomografia | 91 |
| 8640-2/06 Serviços de ressonância magnética | 5 |
| 8640-2/07 Serviços de diagnóstico por imagem sem uso de radiação ionizante, exceto ressonância magnética | 31 |
| 8640-2/08 Serviços de diagnóstico por registro gráfico - ecg, eeg e outros exames análogos | 7 |
| 8640-2/09 Serviços de diagnóstico por métodos ópticos - endoscopia e outros exames análogos | 9 |
| 8640-2/10 Serviços de quimioterapia | 5 |
| 8640-2/11 Serviços de radioterapia | 2 |
| 8640-2/12 Serviços de hemoterapia | 2 |
| 8640-2/13 Serviços de litotripcia | 0 |
| 8640-2/14 Serviços de bancos de células e tecidos humanos | 0 |
| 8640-2/99 Atividades de serviços de complementação diagnóstica e terapêutica não especificadas anteriormente | 35 |
Close to this: 8640-2/05 · Serviços de diagnóstico por imagem com uso de radiação ionizante, exceto tomografia, 91 companies in Niterói (RJ).
What activity 8640-2/04 is
- Os serviços que realizam exames de tomografia
Frequently asked questions
How many companies have main CNAE 8640-2/04 in Niterói (RJ)?
14 active companies have CNAE 8640-2/04 as their main activity in Niterói (RJ), 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 528, 89.3% of the state's companies in this activity.
Why can this total differ from the companies operating in the city?
This scope counts active companies by their head office and registered main activity. A company may operate in the city 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 Niterói (RJ).