# John Matthew – Cal.com booking page

> CEO & Founder of The Patriot Institute.

Booking page: https://the-patriot-institute.cal.com/matthew

## Event types

- [Live Consultation: Beverly Hills T](https://the-patriot-institute.cal.com/matthew/follow-up-consultation-treatment-plan): 30 min, confirmed instantly, event type id 7198154. Details: https://the-patriot-institute.cal.com/matthew/follow-up-consultation-treatment-plan.md
- [Initial Consultation - 30 min ($0)](https://the-patriot-institute.cal.com/matthew/30min-initial-consult-brain-trauma): 30 min, confirmed instantly, event type id 7195326. Consultation with a Neurologist with a PhD in Human Psychology to assess the patient's symptoms & history of head trauma. Please try and email your recent MRI results, CBC labs (most recent), current medications, an overview of your current symptoms, & how they're affecting your life to: Matthew@PatriotResearch.Co Details: https://the-patriot-institute.cal.com/matthew/30min-initial-consult-brain-trauma.md
- [CTE & TBI IND Clinical Trial Evaluation](https://the-patriot-institute.cal.com/matthew/cte-tbi-assessment): 30, 40, 50 min, confirmed instantly, event type id 7195325. This is the first required step to assess if you fit the inclusion criteria for our Ph1/2 Trial @ Cedars-Sinai in Beverly Hills, CA. CTE cannot be officially diagnosed in living humans. It is vital to capture a complete picture of your history with brain trauma, symptoms currently, onset of symptoms, MRI Image using the strongest magnet available for research, current meds, alcohol history & current consumption per week. Please email matthew@patriotresearch.co your most recent: MRI, CBC labs, Primary Doctor, Neurologist info, history with contact sports/military/domestic abuse. And write what you think is the cause of your symptoms. Details: https://the-patriot-institute.cal.com/matthew/cte-tbi-assessment.md

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=<event type id>&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

Each event type's `.md` document lists its required booking fields and the `POST https://api.cal.com/v2/bookings` request (`cal-api-version: 2026-02-25`).

## More

- API docs: https://cal.com/docs/api-reference/v2/introduction