{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Appointment+Reminders",
    "query": {
      "condition": "Appointment Reminders"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T06:09:10.133Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT06767423",
      "title": "Comparing the Effectiveness of Different Appointment Reminder Methods",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Appointment Reminders"
      ],
      "interventions": [
        {
          "name": "Text Message + Automated Caller (Intervention)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M. Kit Delgado, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32925,
      "start_date": "2024-11-05",
      "completion_date": "2025-02-05",
      "has_results": false,
      "last_update_posted_date": "2025-04-04",
      "last_synced_at": "2026-06-26T06:09:10.133Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06767423"
    },
    {
      "nct_id": "NCT03850431",
      "title": "Using Behavioral Economics to Enhance Appointment Reminders and Reduce Missed Visits",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Appointment Reminders"
      ],
      "interventions": [
        {
          "name": "Social Norms + Behavioral Instructions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Caring + Consequences for Others + Behavioral Instructions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Caring + Consequences for Self + Behavioral Instructions",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Caring + Consequences for Others + Consequences for Self + Social Norms + Behavioral Instructions",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 34516,
      "start_date": "2019-12-17",
      "completion_date": "2021-10-14",
      "has_results": true,
      "last_update_posted_date": "2024-04-19",
      "last_synced_at": "2026-06-26T06:09:10.133Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03850431"
    },
    {
      "nct_id": "NCT03879616",
      "title": "Optimizing Gastrointestinal Procedure Appointments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastrointestinal Disease"
      ],
      "interventions": [
        {
          "name": "An Enhanced Reminder",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "21 Years to 120 Years"
      },
      "enrollment_count": 15974,
      "start_date": "2019-03-08",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-02-21",
      "last_synced_at": "2026-06-26T06:09:10.133Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03879616"
    },
    {
      "nct_id": "NCT05317884",
      "title": "Email-based Reminders Promoting Recommended Pediatric Preventative Visits",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Immunization Programs"
      ],
      "interventions": [
        {
          "name": "Reminder",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Geisinger Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1186,
      "start_date": "2022-05-16",
      "completion_date": "2022-09-13",
      "has_results": false,
      "last_update_posted_date": "2022-11-23",
      "last_synced_at": "2026-06-26T06:09:10.133Z",
      "location_count": 1,
      "location_summary": "Danville, Pennsylvania",
      "locations": [
        {
          "city": "Danville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05317884"
    },
    {
      "nct_id": "NCT01676337",
      "title": "Text Message Appointment Reminders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Text Messages",
        "Emergencies"
      ],
      "interventions": [
        {
          "name": "Text message appointment reminder",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 374,
      "start_date": "2012-07",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2015-05-27",
      "last_synced_at": "2026-06-26T06:09:10.133Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01676337"
    }
  ]
}