Oncologists Email List
eHealthcareLists provides 39,800 verified oncologists email contacts (32,839 in the US, 6,686 international) across hospitals, outpatient networks, and private clinics. Key concentrations include California (4,008), New York (3,295), Texas (2,303), Pennsylvania (2,169). Authenticated monthly against CMS NPPES NPI-1 registries and state licensing boards, with a guaranteed 95% deliverability SLA.
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Build Your Oncologists Email List
Customize targeting across 50 US states, practice setting environments, and clinical leadership roles.
Live Healthcare Market Configurator
Precision Healthcare EngineFilter by specialty, US state, international country, practice setting, and seniority level.
Top US Metro Concentrations for Oncologists
Geographic market penetration and primary regional hospital networks for oncologists.
| Metropolitan Statistical Area (MSA) | State | Estimated Clinicians | Market Share | Dominant Health Systems & Hospital Networks |
|---|---|---|---|---|
| New York Metro Area | NY/NJ | 3,264 | 8.2% | NYU Langone, Mount Sinai, Northwell Health |
| Greater Los Angeles | CA | 2,826 | 7.1% | Cedars-Sinai, UCLA Health, Kaiser Permanente |
| Chicago Metro / Cook County | IL | 2,149 | 5.4% | Northwestern Medicine, Rush Health, Advocate Aurora |
| Houston – The Woodlands | TX | 1,831 | 4.6% | Texas Medical Center, Houston Methodist, Memorial Hermann |
| Dallas – Fort Worth Metroplex | TX | 1,711 | 4.3% | Baylor Scott & White, UT Southwestern, Parkland Health |
| Philadelphia Metro / Delaware Valley | PA/NJ | 1,512 | 3.8% | Penn Medicine, Jefferson Health, Temple Health |
| Miami – Fort Lauderdale | FL | 1,393 | 3.5% | University of Miami Health, Baptist Health South Florida |
| Atlanta Metropolitan Area | GA | 1,234 | 3.1% | Emory Healthcare, Piedmont Healthcare, Wellstar Health |
Oncologists Counts Across 50 US States
Click any state name to view the dedicated state directory with clinical taxonomy breakdown.
International Country Healthcare Databases (2026 Universe)
Primary Data Sourcing, Lineage & Compliance Standards
For healthcare enterprise compliance auditors, institutional researchers, and technical verification teams: this official reference defines the primary data sources, regulatory boundaries, and verification methods for our oncologists email list master database.
Auditable Data Lineage & Verification Specification
- Primary Sourced Registries
- CMS National Plan and Provider Enumeration System (NPPES), State Medical Boards (FSMB), UK GMC, CMA Canada, AHPRA Australia.
- Total Universe Size
- 39,800 verified contacts (Calibrated against 32,839 US Contacts)
- Deliverability SLA Guarantee
- 95% Inbox Deliverability SLA (Full credit/replacement for any hard bounces exceeding 5%)
- Verification Frequency & Method
- Monthly 4-pass verification: SMTP handshake pings, MX DNS resolution, syntax validation, and honeypot/spam-trap suppression.
- HIPAA & Patient PHI Status
- Contains Zero (0%) Protected Health Information (PHI). 100% B2B professional physician directory.
- Legal Compliance Framework
- US CAN-SPAM Act compliant, California Consumer Privacy Act (CCPA) opt-out supported, GDPR Article 6(1)(f) Legitimate Interest.
- Identity & Matching Keys
- Individual NPI-1 Number, Organizational NPI-2 Facility Code, State License Number, Taxonomy Code.
- Delivery Schema Formats
- CSV, Microsoft Excel (.XLSX). Compatible with Salesforce, HubSpot, Apollo.io, and Outreach.
- Last Database Calibration
- Current Active Release (Monthly Synchronized)
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Your plan
Real-time data package summary$0.15 per verified record (10,001 – 25,000). One-time payment with complete file ownership. No monthly software subscription or seat licenses required.