B2B Data Providers or Data Needed (Multiple Regions)

Looking for B2B Data Providers (USA, UK, Australia & Canada)

I'm looking for reliable B2B data providers who can supply high-quality business data from the USA, UK, Australia, and Canada.

Required Volume:

500K–800K records per category (or available volume)

Healthcare Data

I'm interested in:

Hospitals
Private Clinics (Doctor-specific)
Doctors

Doctor Specialties Required:

Internal Medicine
Family Medicine
Surgery
Emergency Medicine
Pediatrics
Dermatology
Pathology
Psychiatry
Anesthesiology
Obstetrics & Gynecology
Neurology
General Surgery
Ophthalmology
Otorhinolaryngology (ENT)
Oncology
Physical Therapy
Immunology
Cardiology
Plastic Surgery
Urology
Preventive Healthcare
Medical Genetics
Orthopedics
Pain Management
Nephrology
Gastroenterology
Diagnostic Radiology
Geriatrics
Rheumatology
Pediatric Hematology & Oncology
Pulmonology
Cardiothoracic Surgery
Primary Care
Pediatric Anesthesiology
Vascular Surgery
Physical Medicine & Rehabilitation
Pediatric Orthopaedics
Neurosurgery
Developmental-Behavioral Pediatrics

Non-Healthcare Data

I'm also interested in:

Insurance (Agents & Companies)
Automotive (Vehicle Repair & Service Businesses)
Real Estate (Property Management, Agents, Builders)
Construction (Home Services & Renovation Companies)
Logistics & Transportation (Movers & Packers, etc.)
Travel & Tourism (Travel Agencies)
Hotels & Hospitality
Restaurants & Food Services
Media & Entertainment (Children's Gaming Businesses)
Legal Services (Lawyers & Law Firms)
Business Services (Plumbers, Pool Cleaning, Interior Designers, Remodelers, etc.)
Required Fields

The data should include as many of the following fields as possible:

Business/Firm Name
First Name
Middle Name
Last Name
Specialty
Category/Industry
Street Address
City
State/Province
Country
ZIP/Postal Code
Phone Number
Email Address
Website
Personal Profile URL / Business Profile URL

If you have access to any of the above datasets, please send:

A sample file
Available record count
Country coverage
Pricing
Data freshness (last updated date)

Looking forward to working with reliable data providers.
Thank you!