Active · since Mar 4, 2026 Head officeOpted into Simples

INSTITUTO MD. CASTRO LTDA

Trade name: INSTITUTO MD. CASTRO

CNPJ 65.501.491/0001-08

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

Opened on: Mar 4, 2026; less than a year ago
Share capital: R$ 50,000.00
Establishments: 1 active; of 1 registered
Size: Micro-enterprise

Head office address

RUA DA CARIDADE, 415, SALA 3
CENTRO
DIAMANTINA - MG
CEP 39100-000

Partners and contacts

Published by the Receita Federal. Shown here when you ask, and never to search engines.

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Summary

INSTITUTO MD. CASTRO LTDA (trading as INSTITUTO MD. CASTRO) is an active micro-enterprise in Diamantina/MG, opened on Mar 4, 2026. Its main activity is outpatient medical care limited to consultations (CNAE 8630-5/03). It is one of 84 active companies with that activity in Diamantina/MG. It has opted into the Simples Nacional tax regime.

What the company does

CNAE 8630-5/03 · mainOutpatient medical care limited to consultations

Context

Companies with the same activity

How many active companies have outpatient medical care limited to consultations as their main activity, as this one does.

In Diamantina (MG): 84
In Minas Gerais: 28,813
In Brazil: 219,880

Among the 84 companies with CNAE 8630-5/03 in Diamantina (MG), this one is 12th, by active establishments and capital.

See the 84 Outpatient medical care limited to consultations companies in Diamantina - MG

Registration

as the Receita Federal publishes it

CNPJ: 65.501.491/0001-08
Legal name: INSTITUTO MD. CASTRO LTDA
Trade name: INSTITUTO MD. CASTRO
Registration status: Active, since Mar 4, 2026
Opened on: Mar 4, 2026
Legal form: 2062 — Limited liability company (Ltda.)
Size: Micro-enterprise
Share capital: R$ 50,000.00
Establishments: Active: 1 of 1

Registration history

What changed in the company's registration, month by month, according to the Receita Federal's monthly publications since March 2026.

No change to the registration since March 2026.

March 2026
Start of dembli's monthly history
The first Receita publication dembli keeps of this company.

Tax regimes

Simples Nacional: Opted in since Mar 5, 2026
MEI: Not opted in

Official records by CNPJ

Records public bodies publish of this company by its CNPJ. Check each one at its source.

Federal active debt Not listed among the PGFN's debtors

According to the PGFN's quarterly publication (Q3 2026). dembli shows no amounts; the official consultation shows each entry. Check with the PGFN

Frequently asked questions

What is INSTITUTO MD. CASTRO LTDA's CNPJ?

INSTITUTO MD. CASTRO LTDA's CNPJ is 65.501.491/0001-08.

Is INSTITUTO MD. CASTRO LTDA active?

Yes. The company's registration status at the Receita Federal is active since Mar 4, 2026, according to the October 2026 publication.

What is INSTITUTO MD. CASTRO LTDA's main activity?

Outpatient medical care limited to consultations, CNAE 8630-5/03.

Where is INSTITUTO MD. CASTRO LTDA's head office?

In Diamantina/MG.

When was INSTITUTO MD. CASTRO LTDA opened?

On Mar 4, 2026, according to the Receita Federal.