R
Riddhi Mohan Sharma
R
Riddhi Mohan SharmaEngineering Leader · Identity & AI

Connect

Strategy • AI • Identity
MAR 22, 2026 • 00:00:00

RIDDHIMOHANSHARMA

Senior Engineering Leader, Identity Infrastructure @ WebMD/Medscape
(3.5M users, 12+ M&A integrations, 2019–2026)

ExpertiseInsights

Establishing identity-first architecture for 3.5M healthcare professionals across 12+ acquisitions. Applying these high-integrity principles to govern Agentic AI.

Credentials & Authority

APPEARANCE

India AI Impact Summit 2026US Delegate

AFFILIATION

Cloud Security AllianceTechnical Reviewer

EDUCATION

Columbia Business SchoolADMITTED - EPM 2026
EXPLORE FULL PRESENCE

RECENT THOUGHTS

Frameworks that challenge how enterprises govern, deploy, and scale AI — written from inside the problem.

HPPIE: RAG Without Persona Modeling Fails Patient Clinical Relevance
LATEST
Innovation · TechnologyMarch 2026

HPPIE: RAG Without Persona Modeling Fails Patient Clinical Relevance

A RAG pipeline that returns the same results for a 25-year-old athlete and a 70-year-old diabetic has not solved relevance. It has transferred the burden of clinical filtering to the patient. HPPIE fuses persona modeling directly into retrieval to close that gap.

READ ARTICLE

+ 6 more frameworks available in Insights

Browse All Insights →

Featured Case Study

Building Global Identity PaaS (2019–2025)

Scope & Outcomes

  • • Combined 12+ acquired entities into a single governance layer.
  • • Managed 3.5M+ identities under HIPAA and GDPR compliance.
  • • Reduced M&A onboarding time by 67% (6 months down to 6 weeks).

Technology & Tools

Review Architecture Specs →