CNAE 8630-5/03 · Piauí

Atividade médica ambulatorial restrita a consultas in Piauí

2,641 active companies are headquartered in Piauí with this CNAE as their main activity. They represent 1.2% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 219,880

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 Piauí: 2,641; 1.2% of Brazil's
Of every 100 companies in Piauí: 1.2; do this activity
Among Brazil's federative units: 16th; by companies in this activity

Active companies in Piauí

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10

HOSPI HOSPITAL DE OLHOS LTDATeresina (PI)
M VINICIUS PINHEIRO BEZERRA MELO LTDACastelo do Piauí (PI)
CLINICA DR. WILLAM KERMESON LTDABetânia do Piauí (PI)
CLINITRAN LTDA.Teresina (PI)
OTOCLINICA LTDATeresina (PI)
CLINICA DE OLHOS OFTALMOS LTDATeresina (PI)
IEDIN CLINICA DE ENDOCRINOLOGIA DO PIAUI LTDATeresina (PI)
DMI - DIAGNOSTICO MEDICO POR IMAGEM LTDATeresina (PI)
LIFE NEFROLOGIA LTDATeresina (PI)
MEDICARDIO - CENTRO CLINICO CARDIOLOGICO LTDATeresina (PI)
GONCALVES, MAGALHAES E QUIRINO LTDATeresina (PI)
47.059.031 LTDACurralinhos (PI)
UNICLINICA LTDAPimenteiras (PI)
AURICELIO RIBEIRO LTDASão Raimundo Nonato (PI)
INSTITUTO BRASILEIRO DE OTORRINOLARINGOLOGIA LTDATeresina (PI)
CARLOS EDUARDO DOS SANTOS PORTELA LTDATeresina (PI)
CLIMETRANS CLINICA MEDICINA DE TRANSITO LTDAParnaíba (PI)
CENTRO MEDICO DE LUZILANDIA LTDALuzilândia (PI)
CLINICA AMPLIAR MULTIDISCIPLINAR LTDATeresina (PI)
W & E EVANGELISTA SERVICOS MEDICOS LTDATeresina (PI)
SDM - SOCIEDADE DE DIAGNOSTICO MEDICO LTDA.Parnaíba (PI)
CLIFOR - CLINICA DE FRATURAS, ORTOPEDIA, REABILITACAO E SERVICOS MEDICOS LTDATeresina (PI)
CLIMEP CLINICA DE DIAGNOSTICO MEDICO DO M PARNAIBA LTDAÁgua Branca (PI)
MDM XAVIER LTDAPicos (PI)
CENTRO DE ATENDIMENTO INTEGRADO MATERNO INFANTIL LTDATeresina (PI)
CLINICA DE IMAGEM DIRCEU LTDATeresina (PI)
CLINICA DE CONSULTAS E EXAMES MV LTDABarro Duro (PI)
FARIAS, LEAL E VIANA LTDAParnaíba (PI)
I R ALVES CARDOSO LTDATeresina (PI)
DEX LAB CENTRO INTEGRADO DE MEDICINA DIAGNOSTICA LTDATeresina (PI)

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

Piauí1.2
Brazil0.8

In Piauí, the activity weighs 1.5 times what it does in Brazil.

Piauí's cities with the most companies in this activity

active companies and each city's share of the state

1 Teresina 60.7% 1,602
2 Parnaíba 7.6% 200
3 Picos 6.8% 180
4 Floriano 3.0% 78
5 São Raimundo Nonato 1.5% 40
6 Piripiri 1.3% 35
7 Bom Jesus 1.2% 33
8 Campo Maior 1.1% 30
9 Oeiras 1.1% 30
10 São João do Piauí 0.8% 22

20 more cities

11 Valença do Piauí 22
12 Corrente 17
13 Uruçuí 17
14 Esperantina 15
15 Piracuruca 15
16 Inhuma 13
17 Paulistana 11
18 Água Branca 10
19 Canto do Buriti 10
20 Castelo do Piauí 10
21 União 10
22 Batalha 9
23 Curimatá 9
24 Itaueira 9
25 Altos 8
26 Rio Grande do Piauí 8
27 Cocal 7
28 Elesbão Veloso 7
29 Pedro II 7
30 Barras 6

Class 8630-5 in Piauí

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	366
8630-5/02 Atividade médica ambulatorial com recursos para realização de exames complementares	431
8630-5/03 Atividade médica ambulatorial restrita a consultas · this one	2,641
8630-5/04 Atividade odontológica	1,559
8630-5/06 Serviços de vacinação e imunização humana	18
8630-5/07 Atividades de reprodução humana assistida	1
8630-5/99 Atividades de atenção ambulatorial não especificadas anteriormente	440

Close to this: 8630-5/02 · Atividade médica ambulatorial com recursos para realização de exames complementares, 431 companies in Piauí.

What activity 8630-5/03 is

As atividades de consultas e tratamento médico prestadas a pacientes externos exercidas em consultórios, ambulatórios, postos de assistência médica, clínicas médicas, clínicas oftalmológicas e policlínicas, consultórios privados em hospitais, clínicas de empresas, centros geriátricos, bem como realizadas no domicílio do paciente
As atividades de unidades móveis fluviais equipadas apenas de consultório médico e sem leitos para internação

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 8630-5/03 in Piauí?

2,641 active companies have CNAE 8630-5/03 as their main activity in Piauí, according to the Receita Federal's October 2026 publication. That is 1.2 of every 100 companies there, against 0.8 in Brazil.

Which of Piauí's cities has the most companies in this activity?

Teresina, with 1,602, 60.7% 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 Piauí.