Head-to-Head Specification Audit
Doximity vs Postmark
Physician Professional Network & Telemedicine · United States
Healthcare Software
Doximity
Physician Professional Network & Telemedicine · United States
Visit Doximity →Specification Matrix
| Metric | Doximity | Postmark |
|---|---|---|
| Starting Price | $0/moBetter | $15/mo |
| API Rate Limit | 120 req/min | Not confirmed |
| Target Country | United States | Global |
| Category | Healthcare Software | Email API |
| Compliance (vendor-stated) | HIPAA, SOC2 | GDPR, SOC2 |
| Hosting Regions | US-East, US-West | US-East, EU-West |
| Native Integrations | 5 listed | 6 listedBetter |
Doximity — Key Specs
Vendor-stated- ✓Largest physician network in US (80%+ of US physicians)
- ✓HIPAA-compliant telemedicine and secure messaging free for physicians
- ✓AI Drafts feature — generates patient messages from bullet points
- ✓Epic/Cerner integration for scheduling
Postmark — Key Specs
Vendor-stated- ✓Average delivery time of 3.2 seconds — fastest transactional delivery benchmarked
- ✓Message Streams separate transactional from bulk email — protects domain reputation
- ✓GDPR-compliant EU-only sending available for EU data residency requirements
- ✓10-year email storage and retrieval via Message Retention add-on
Frequently Asked Questions
Which is lower-priced, Doximity or Postmark?+
Doximity starts at Free plan available, which is lower than Postmark at $15/mo. Verify current pricing on each vendor's website.
Which compliance frameworks do Doximity and Postmark list?+
Both list SOC2 in their vendor documentation. Doximity additionally lists HIPAA. Postmark additionally lists GDPR. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.
Which has a higher documented API rate limit — Doximity or Postmark?+
Available information does not support a direct comparison of API rate limits for these tools. Check each vendor's developer documentation.
Which data hosting regions do Doximity and Postmark support?+
Doximity lists hosting regions: US-East, US-West. Postmark lists hosting regions: US-East, EU-West. For data residency requirements in United States, confirm exact region configuration directly with each vendor.
Data last updated: 29 August 2026 — Sourced from official vendor documentation. Not independently audited. Report incorrect information
Related Healthcare Software Comparisons
Is this your tool?
Claim or upgrade your VektorIndex listing
Get a Verified badge, add your own specs, and appear at the top of comparison pages.