---
title: What an AI agent reads on The National Heart Clinic · The Direct Index
url: https://directindex.org/r/thenationalheartclinic.co.uk/agent-view?format=md
---

[The Direct Index](https://directindex.org/)
[Scanner](https://directindex.org/scan)[Cities](https://directindex.org/cities)[Rankings](https://directindex.org/rankings)[Search](https://directindex.org/search)[Guides](https://directindex.org/guides)[About](https://directindex.org/about)

 [Report](https://directindex.org/r/thenationalheartclinic.co.uk) · scanned 2026-10-15

# What an AI agent reads on The National Heart Clinic

An assistant's crawler fetches the page once, without running JavaScript, and reads the text, the structured data and the links. This is that view of [thenationalheartclinic.co.uk](https://thenationalheartclinic.co.uk/), from the copy the scanner kept.

11,535

characters of text without JavaScript

Organization

structured data for the business

0

of 3 AI crawlers turned away at the edge

 Text

## The words an agent gets

Title: The National Heart Clinic | Private Cardiology LondonExpandExpandExpandExpandExpandToggle MenuContinueContinueContinueInstagramLinkedinScroll to topScroll to topExpandExpandExpandExpandExpand · language en-US. First 1,800 of 11,535 characters:

```
The National Heart Clinic | Private Cardiology London Skip to content Home About Us Our Specialists Self-pay and Private Insurance FAQS Our Services Cardiac Tests Remote Cardiac Diagnostics Private Heart Check London All Tests Electrocardiogram (ECG) Echocardiogram 24-Hour to 14 Days ECG Monitoring Exercise Tolerance Test (ETT) Exercise Stress Echocardiogram 24-Hour Blood Pressure Monitor Cardiac CT Cardiac MRI Carotid Doppler Arterial & Venous Doppler Conditions We Treat All Conditions High Blood Pressure Coronary Artery Disease Valvular Heart Disease High Cholesterol Irregular Heart Beats Atrial Fibrillation Postural Orthostatic Tachycardia Syndrome Chest Pain and Tightness High Cholesterol Heart Murmur Ectopic Heartbeat Atrial Flutter Mitral Valve Disease Cardiac Syncope Supraventricular Tachycardia Breathlessness Cardiomyopathy Functional Medicine Iron Infusion London Online Consultation Resources BP Calculator Refer a Patient Blog Contact Us Call Us Leading Private Cardiologists London THE NATIONAL HEART CLINIC London’s trusted private cardiology clinic, offering comprehensive, high-quality cardiac care. We bring together expert consultations, advanced diagnostic investigations, and specialist-led treatments with the convenience of same-day appointments at our Harley Street clinic. Book An Appointment Our Specialists Why Patients Choose Our Private Cardiology Services in London? The National Heart Clinic the UK’s leading centre for delivering exceptional cardiology services. Patients choose us for our transparent approach, clinical excellence, and evidence-based practice. We combine expert medical services with fast, accessible care, ensuring you receive the attention you actually need it. All Tests in One Day Same-day appointments and diagnostic tests at London’s
```

 Facts

## What it can state about the business

| A business type in JSON-LD | Organization |
| Name | The National Heart Clinic |
| Telephone | +44%207957%20534%20391 (a tel: link, not structured) |
| Address | yes |
| Opening hours | no |
| Menu or price list | nothing |
| Cuisine in structured data | no |
| JSON-LD blocks | 1 (AboutPage, ContactPoint, GeoCoordinates, ImageObject, MedicalClinic, OpeningHoursSpecification) |

 Actions

## The links it would act on

| Link | Role | Where it goes |
| --- | --- | --- |
| [thenationalheartclinic.co.uk/contact-us/](https://thenationalheartclinic.co.uk/contact-us/) | booking | the business's own site |

Everything here comes from one fetch of the homepage as a crawler; the [report](https://directindex.org/r/thenationalheartclinic.co.uk) turns it into a score and fixes, with a kit to paste.

#### The Direct Index

[Why direct](https://directindex.org/why)[What agent-direct means](https://directindex.org/agent-direct)[About and principles](https://directindex.org/about)[Methodology](https://directindex.org/methodology)[Privacy](https://directindex.org/privacy)[Terms](https://directindex.org/terms)

#### Use it

[Free scanner](https://directindex.org/scan)[City indexes](https://directindex.org/cities)[Search the index](https://directindex.org/search)[Rankings](https://directindex.org/rankings)[What assistants recommend](https://directindex.org/assistants)[Ask the index](https://directindex.org/ask)

#### Vendors and help

[Booking and ordering vendors](https://directindex.org/vendors)[Do their terms allow agents?](https://directindex.org/vendors/terms)[Vendor verification](https://directindex.org/vendors/verification)[Website builders](https://directindex.org/builders)[Who can fix this](https://directindex.org/providers)[For agencies](https://directindex.org/agency)

#### For agents

[llms.txt](https://directindex.org/llms.txt)[llms-full.txt](https://directindex.org/llms-full.txt)[OpenAPI](https://directindex.org/openapi.json)[MCP server](https://directindex.org/.well-known/mcp/server-card.json)[A2A agent](https://directindex.org/.well-known/agent-card.json)[Direct feeds](https://directindex.org/direct.json)

#### Data

[Open data, CSV and JSON](https://directindex.org/data)[The quarterly edition](https://directindex.org/editions)[City data, JSON and Markdown](https://directindex.org/cities)[Sitemap](https://directindex.org/sitemap.xml)

Business listings from OpenStreetMap contributors, ODbL. Scores under the same licence.

```json
{"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://directindex.org/#org","name":"The Direct Index","url":"https://directindex.org/","logo":"https://directindex.org/favicon.svg","founder":{"@type":"Person","name":"Antonio Curado"},"description":"Independent measurement of whether AI agents can find, read and act on a business's own website."},{"@type":"WebSite","@id":"https://directindex.org/#site","url":"https://directindex.org/","name":"The Direct Index","publisher":{"@id":"https://directindex.org/#org"},"inLanguage":"en","potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://directindex.org/scan?url={url}"},"query-input":"required name=url"}},{"@type":"WebAPI","name":"The Direct Index API","url":"https://directindex.org/openapi.json","documentation":"https://directindex.org/llms-full.txt","provider":{"@id":"https://directindex.org/#org"}}]}
```