Privacy Policy
GMBR CLINICA DE NEUROPSICOLOGIA LTDA d/b/a Gray Matters Brasil
Effective Date: April 6, 2026 Last Updated: April 6, 2026
1. Introduction
This Privacy Policy describes how GMBR CLINICA DE NEUROPSICOLOGIA LTDA, doing business as Gray Matters Brasil ("we," "us," or "our"), collects, uses, and protects your personal information when you visit our website, book a consultation, use our services, or communicate with us. By using our website or services, you agree to the practices described in this Privacy Policy.
Gray Matters Brasil is located at SGAS 616 - Ed. Linea Vitta, Bl.B Sala 15, Brasília DF, 70200-760, Brazil. You can reach us at +55 61 3686-0655 or [email protected].
2. Information We Collect
We may collect the following types of personal information:
Information you provide directly: Your name, email address, phone number, date of birth, mailing address, insurance information, and any health-related information you voluntarily share when completing intake forms, booking consultations, or communicating with our office.
Information collected automatically: When you visit our website, we may collect your IP address, browser type, device type, pages visited, and referring URL through standard web analytics.
Information from third parties: We may receive your contact information if you submit an inquiry through a third-party directory, referral source, or advertising platform.
3. How We Use Your Information
We use the information we collect for the following purposes:
To schedule and confirm appointments and consultations
To send appointment reminders and office notifications via text message, email, or phone
To send promotional updates, brain health tips, and special offers to clients who opt in
To provide neurofeedback, biofeedback, and related brain health services
To process payments and manage billing
To communicate with you about your care and our services
To respond to your questions and requests
To comply with legal and regulatory obligations
To improve our website and services
4. SMS/Text Messaging Program
Program Name: Gray Matters Brasil SMS Notifications
What we send: If you opt in to receive text messages from Gray Matters Brasil, you may receive two types of messages depending on the consent you provide:
Appointment-related (transactional) messages: These include appointment confirmations, appointment reminders, rescheduling notifications, pre-visit preparation instructions, and general office announcements related to your care at our center.
Examples of transactional messages include:
"Gray Matters Brasil: Reminder — your neurofeedback session is scheduled for Tuesday, April 15 at 10:00 AM. Please arrive 15 minutes early. Reply STOP to opt out."
"Gray Matters Brasil: Your appointment on Thursday, April 24 has been rescheduled to Friday, April 25 at 2:00 PM. Call +55 61 3686-0655 with questions. Reply STOP to opt out."
"Gray Matters Brasil: Your biofeedback consultation is confirmed for Monday, May 5 at 9:30 AM at our Brasília office. Please complete your intake forms before arriving. Reply STOP to opt out."
"Gray Matters Brasil: Our office will be closed on Friday, May 16 for a staff training day. If you have an appointment scheduled, please call +55 61 3686-0655 to reschedule. Reply STOP to opt out."
Promotional messages: These include special offers, service updates, brain health tips, and information about new services or programs available at our center.
Examples of promotional messages include:
"Gray Matters Brasil: This month, enjoy a complimentary initial consultation when you refer a friend. Call +55 61 3686-0655 to learn more. Reply STOP to opt out."
"Gray Matters Brasil: Start your brain health journey! Book a neurofeedback consultation this month and receive a free assessment. Visit brasilia.neurofeedbacksolutionsusa.com or call +55 61 3686-0655. Reply STOP to opt out."
"Gray Matters Brasil: Did you know? Neurofeedback training can support better sleep and focus. Learn about our programs at brasilia.neurofeedbacksolutionsusa.com or call +55 61 3686-0655. Reply STOP to opt out."
"Gray Matters Brasil: New service alert — ask us about our biofeedback sessions for stress management and peak performance. Call +55 61 3686-0655 to schedule your introductory consultation. Reply STOP to opt out."
How you opt in: You may opt in to our SMS program by checking the SMS consent checkbox on our website booking form at https://brasilia.trainingsolutionsusa.com/contact-us, completing a paper or electronic intake form that includes SMS consent, or verbally requesting text message communications during a phone call or office visit. The booking form includes separate, unchecked-by-default consent checkboxes for (1) appointment-related SMS messages and (2) promotional SMS messages. You may opt in to either or both types independently. Your consent to receive text messages is entirely voluntary. Providing your phone number and consenting to SMS is not required to book an appointment or receive services from Gray Matters Brasil.
Message frequency: Message frequency varies based on your appointment schedule and the types of messages you have opted in to receive. You may receive up to 8 messages per month.
Message and data rates: Message and data rates may apply for any messages sent to you from us and to us from you. If you have any questions about your text plan or data plan, it is best to contact your wireless provider.
How to opt out: You can cancel the SMS service at any time. Just text "STOP" to the short code or phone number from which you received messages. After you send the SMS message "STOP" to us, we will send you an SMS message to confirm that you have been unsubscribed. After this, you will no longer receive SMS messages from us. If you want to join again, just sign up as you did the first time and we will start sending SMS messages to you again.
How to get help: If you are experiencing issues with the messaging program, you can reply with the keyword "HELP" for more assistance, or you can get help directly at [email protected] or +55 61 3686-0655.
Carriers are not liable for delayed or undelivered messages.
5. No Sharing of Mobile Information
No mobile information will be shared with third parties/affiliates for marketing/promotional purposes. Information sharing to subcontractors in support services, such as customer service, is permitted. All other use case categories exclude text messaging originator opt-in data and consent; this information will not be shared with any third parties.
6. How We Share Your Information
We do not sell your personal information to third parties. We may share your information in the following limited circumstances:
Service providers: We may share information with trusted service providers who assist us in operating our business, such as appointment scheduling platforms, payment processors, and IT support providers. These providers are contractually required to protect your information and use it only for the services they provide to us.
Legal requirements: We may disclose your information when required by law, regulation, legal process, or governmental request.
With your consent: We may share your information with third parties when you have given us explicit consent to do so.
All the above categories exclude text messaging originator opt-in data and consent; this information will not be shared with any third parties, excluding aggregators and providers of the Text Message services.
7. Health Information Privacy Notice
Gray Matters Brasil is committed to protecting your health information in accordance with the Lei Geral de Proteção de Dados (LGPD — Brazilian General Data Protection Law, Law No. 13.709/2018) and applicable Brazilian federal and state privacy regulations.
Important notice about SMS: Standard SMS and MMS text messages are not encrypted and are not a fully secure or confidential method of communication. There is a risk that text messages may be intercepted by, or accessible to, unauthorized third parties, including wireless carriers and other intermediaries.
What we will never include in text messages: Gray Matters Brasil will never include sensitive personal data or health information in text messages. This means we will never send your diagnosis, treatment details, neurofeedback session results, biofeedback reports, clinical records, test results, medications, or billing details via text message.
What our text messages may include: Our text messages are limited to appointment date and time confirmations, appointment reminders, rescheduling notifications, general pre-visit instructions (such as "please arrive 15 minutes early"), general office announcements, and promotional content such as special offers, brain health tips, and information about new services.
Your rights: You have the right to request that we communicate with you through an alternative method or at an alternative location. If you prefer not to receive text messages, you may opt out at any time by texting STOP, or by contacting our office to request an alternative communication method.
For complete information about how we protect your health information, please contact our office at +55 61 3686-0655 or [email protected].
8. How We Protect Your Information
We implement reasonable administrative, technical, and physical safeguards designed to protect your personal information from unauthorized access, use, alteration, or disclosure. These safeguards include:
Secure, encrypted connections (SSL/TLS) on our website
Access controls limiting who can view your information
Staff training on privacy and data protection practices
Secure storage of electronic and paper records
While we take reasonable measures to protect your information, no method of transmission over the internet or method of electronic storage is completely secure. We cannot guarantee absolute security of your information.
9. Data Retention
We retain your personal information for as long as you are an active client and for the period required by applicable federal and state healthcare regulations. Brazilian law (CFM Resolution No. 1.821/2007) requires retention of medical records for a minimum of 20 years from the date of the last entry in the record. LGPD compliance documentation is retained for the period required under applicable regulations.
After the applicable retention period, your information will be securely disposed of in accordance with our data destruction policies.
10. Your Rights and Choices
You have the following rights regarding your personal information:
Opt out of SMS: Text STOP to any message or contact our office.
Opt out of marketing emails: Use the unsubscribe link in any marketing email or contact our office.
Access and correction: Under the LGPD, you have the right to confirm the existence of processing, access the personal data we hold about you, and request corrections to any incomplete, inaccurate, or outdated information. To make a request, contact our office.
Data deletion and anonymization: You may request deletion or anonymization of unnecessary or excessive personal data, or data processed in noncompliance with the LGPD. To submit a request, contact us at [email protected].
Data portability: You have the right to request portability of your personal data to another service provider, in accordance with LGPD regulations.
Withdrawal of consent: You have the right to withdraw your consent for the collection, use, or disclosure of your personal information at any time. To withdraw consent, contact us at [email protected]. Please note that withdrawal of consent does not affect the lawfulness of processing carried out prior to the withdrawal.
Information about sharing: You have the right to know which public and private entities your personal data has been shared with.
Alternative communication methods: You have the right to request that we communicate with you about your health information by alternative means or at alternative locations. Contact our office to make such a request.
11. Children's Privacy
Our services and website are not directed to individuals under the age of 13. We do not knowingly collect personal information from children under 13 without verified parental consent. If you believe we have inadvertently collected information from a child under 13, please contact us immediately so we can delete it.
For minor clients (ages 13–17), a parent or legal guardian must provide consent for SMS communications and any collection of personal information, in accordance with the LGPD.
12. Cookies and Website Analytics
Our website may use cookies and similar technologies to improve your browsing experience and to understand how visitors use our site. You can control cookies through your browser settings. Disabling cookies may affect certain website functionality.
We do not use advertising pixels, retargeting cookies, or tracking technologies that transmit your information to advertising platforms.
13. Changes to This Privacy Policy
We may update this Privacy Policy from time to time to reflect changes in our practices or applicable laws. We will post the updated policy on this page with a revised "Last Updated" date. We encourage you to review this page periodically.
14. Terms of Service
For the terms governing participation in our SMS messaging program and use of our website, please see our Terms and Conditions.
15. Contact Us
If you have any questions about this Privacy Policy, our SMS messaging program, your personal information, or our privacy practices, please contact us:
Gray Matters Brasil (GMBR CLINICA DE NEUROPSICOLOGIA LTDA) SGAS 616 - Ed. Linea Vitta, Bl.B Sala 15 Brasília DF, 70200-760 Brazil Phone: +55 61 3686-0655 Email: [email protected]
This Privacy Policy was last updated on April 6, 2026.