# Kate Weyhrich – Cal.com booking page > Book a meeting with Kate Weyhrich on Cal.com. Booking page: https://extension-health.cal.com/kweyhrich ## Event types - [Consultation - Longevity (existing patient)](https://extension-health.cal.com/kweyhrich/longevity-consultation-follow-up): 60 min, confirmed instantly, event type id 4050805. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/longevity-consultation-follow-up.md - [Vitamin Infusion - Follow-Up (Energy/Immunity/Inflammation/Beauty/Brain Boost)](https://extension-health.cal.com/kweyhrich/vitamin-iv-follow-up-energy-immunity-inflammation-beauty-or-brain-boost): 30 min, confirmed instantly, event type id 4051083. Please ensure you arrive well-hydrated to your appointment. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/vitamin-iv-follow-up-energy-immunity-inflammation-beauty-or-brain-boost.md - [Advanced Therapies - EXTENSION Infusion](https://extension-health.cal.com/kweyhrich/extension-iv): 30 min, confirmed instantly, event type id 4052234. Preparation Instructions for Your Upcoming Infusion: Please avoid eating or drinking (water is fine) for 4–6 hours before your appointment, as some patients can feel nauseous during the infusion. Be sure to arrive well-hydrated. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/extension-iv.md - [Advanced Therapies - Cerebrolysin Infusion](https://extension-health.cal.com/kweyhrich/cerebrolysin-iv): 30 min, confirmed instantly, event type id 4052325. Preparation Instructions for Your Upcoming Infusion: Please ensure you arrive well-hydrated to your appointment. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/cerebrolysin-iv.md - [Vitamin Infusion - New Patient (Energy/Immunity/Inflammation/Beauty/Brain Boost)](https://extension-health.cal.com/kweyhrich/vitamin-iv-new-patient-for-energy-immunity-inflammation-beauty-or-brain-boost): 30 min, confirmed instantly, event type id 4051045. Please ensure you arrive well-hydrated to your appointment. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/vitamin-iv-new-patient-for-energy-immunity-inflammation-beauty-or-brain-boost.md - [Custom Vitamin Infusion - Follow Up](https://extension-health.cal.com/kweyhrich/custom-iv-physician-curated-follow-up): 30 min, confirmed instantly, event type id 4051151. Please ensure you arrive well-hydrated to your appointment. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/custom-iv-physician-curated-follow-up.md - [Consultation - Peptides (new patient)](https://extension-health.cal.com/kweyhrich/peptide-consultation-new-patient): 30 min, confirmed instantly, event type id 4050873. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/peptide-consultation-new-patient.md - [Consultation - Longevity (new patient)](https://extension-health.cal.com/kweyhrich/longevity-consultation-new-patient): 60 min, confirmed instantly, event type id 4050833. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/longevity-consultation-new-patient.md - [Consultation - Peptides (existing patient)](https://extension-health.cal.com/kweyhrich/peptide-consultation-follow-up): 30 min, confirmed instantly, event type id 4050902. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/peptide-consultation-follow-up.md - [Advanced Therapies - NAD+ Infusion](https://extension-health.cal.com/kweyhrich/nad-iv): 30 min, confirmed instantly, event type id 4052255. Preparation Instructions for Your Upcoming Infusion: Please ensure you arrive well-hydrated to your appointment. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/nad-iv.md - [Advanced Therapies - Ketamine Infusion](https://extension-health.cal.com/kweyhrich/ketamine-iv): 30 min, confirmed instantly, event type id 4052248. Preparation Instructions for Your Upcoming Infusion: Please avoid eating or drinking (water is fine) for 4–6 hours before your appointment, as some patients can feel nauseous during the infusion. Be sure to arrive well-hydrated. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/ketamine-iv.md - [Consultation - Ketamine Troche Appointment](https://extension-health.cal.com/kweyhrich/ketamine-troche-refill-appointment): 30 min, confirmed instantly, event type id 4052346. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. Details: https://extension-health.cal.com/kweyhrich/ketamine-troche-refill-appointment.md - [Custom Vitamin Infusion - New Patient](https://extension-health.cal.com/kweyhrich/custom-iv-physician-curated-new-patient): 30 min, confirmed instantly, event type id 4051121. Please ensure you arrive well-hydrated to your appointment. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/custom-iv-physician-curated-new-patient.md - [Advanced Therapies - Niagen+ Infusion (500mg)](https://extension-health.cal.com/kweyhrich/niagen-infusion-500mg): 30 min, confirmed instantly, event type id 4051172. Preparation Instructions for Your Upcoming Infusion: Please ensure you arrive well-hydrated to your appointment. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/niagen-infusion-500mg.md - [Advanced Therapies - PK Protocol Infusion](https://extension-health.cal.com/kweyhrich/pk-protocol-appt): 30 min, confirmed instantly, event type id 4052413. Preparation Instructions for Your Upcoming Infusion: Please ensure you arrive well-hydrated to your appointment. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health.To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/pk-protocol-appt.md - [Advanced Therapies - Methylene Blue Infusion](https://extension-health.cal.com/kweyhrich/methylene-blue-iv-450): 30 min, confirmed instantly, event type id 4052286. Preparation Instructions for Your Upcoming Infusion: Please ensure you arrive well-hydrated to your appointment. If you are taking an anti-depressant or anti-anxiety medication, please let your provider know. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health. To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/methylene-blue-iv-450.md - [Advanced Therapies - Acorn Stem Cell Collection and Secretome Production](https://extension-health.cal.com/kweyhrich/acorn-stem-cell-banking-secretome): 60 min, confirmed instantly, event type id 4052389. Preparation Instructions for Your Upcoming Acorn Stem Cell Banking and Secretome Production Appointment: Please ensure you arrive with freshly washed (dry) hair that is free of any styling products. Please avoid coloring your hair for two weeks prior to the procedure, as the quality of your hair follicles. The process of collecting your hair follicles takes approximately 30-45 minutes. If you need to cancel, kindly do so at least 24 hours in advance to avoid a cancellation fee. You can reach us by text at 929-556-6647 or email at concierge@extension.health.To help us stay on schedule, please arrive 10 minutes prior to your appointment time. Details: https://extension-health.cal.com/kweyhrich/acorn-stem-cell-banking-secretome.md ## Check availability ```http GET https://api.cal.com/v2/slots?eventTypeId=&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone= cal-api-version: 2024-09-04 ``` The response is `{"data":{"YYYY-MM-DD":[{"start":""}]}}`; 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