Summary
Overview
Work History
Education
Skills
Websites
Timeline
LEADERSHIP HIGHLIGHTS
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Nellie Carroll

Escondido,CA

Summary

Marketing leader driving strategy and performance across $500K+ Medicare marketing portfolio, delivering 30%+ efficiency gains and double-digit engagement growth through data-driven optimization, integrated marketing strategy, and cross-functional leadership within a highly regulated healthcare environment.

Overview

14
14
years of professional experience

Work History

Strategic Initiative Marketing Manager – Group Retiree Marketing

UnitedHealthcare (UHC)
Eden Prairie
08.2020 - Current

Strategic Leadership & Portfolio Management

  • Own strategy and execution of integrated marketing programs across $530K (PY25) and $260K (PY26) budgets, driving improved ROI and channel efficiency
  • Develop annual and seasonal marketing strategies aligned to business goals, influencing channel investment decisions and long-term growth planning
  • Translate market insights, performance data, and business priorities into actionable marketing strategies that drive engagement and enrollment outcomes

Performance & Growth Strategy

  • Delivered 32% YoY improvement in paid search efficiency, generating 295 inbound calls at $202 cost per call
  • Led test-and-learn strategy to refine messaging and targeting, identifying high-performing positioning (13.24% CTR vs. 3.85% baseline)
  • Established performance-driven decision framework, using campaign analytics to continuously optimize channel mix and improve ROI

Channel Strategy & Optimization

  • Lead omnichannel marketing strategy across email, direct mail, paid search, and partnership channels
  • Delivered above-benchmark email engagement via WTOP (9.6%–18.3% CTOR vs. ~10% industry benchmark)
  • Evaluated partnership performance and reallocated budget to higher-performing channels (e.g., paid search, email), improving overall marketing efficiency
  • Generated 21K+ pageviews (89% new visitors) through AARP awareness campaign, informing future top-of-funnel strategy

Cross-Functional Leadership & Influence

  • Partner across product, legal/compliance, analytics, digital, and creative teams to deliver compliant, high-performing campaigns in a regulated environment
  • Influence stakeholders across enterprise teams to align on campaign strategy, messaging, and execution priorities
  • Identified operational and alignment gaps in-market, driving improvements in cross-team coordination and campaign execution

Human Experience, Marketing Manager

Bind Benefits
Minnetonka
08.2019 - 12.2019
  • Led customer experience and personalization strategy, developing segmentation framework to enable targeted, relevant member engagement
  • Directed multi-channel marketing campaigns to improve engagement across the customer journey
  • Partnered with product and strategy teams to enhance customer experience through data-driven insights and targeted communications

Senior Marketing Strategist

Prime Therapeutics LLC
Minneapolis
09.2013 - 08.2019
  • Led development of enterprise omnichannel marketing strategy in partnership with Walgreens, expanding customer engagement and utilization
  • Drove 69% conversion rate to preferred pharmacy network through targeted communication and segmentation strategy
  • Established marketing governance standards across brand, compliance, and customer communications (CAN-SPAM, health literacy, regulatory)
  • Recognized as President’s Award finalist for leadership and impact in member communications strategy

Merchandise Consultant

Target
Minneapolis
05.2012 - 09.2013
  • Supported digital merchandising and promotional strategy, contributing to improved online conversion and customer engagement
  • Partnered with merchandising and planning teams to optimize product positioning and promotional performance

Education

Bachelor of Science - Marketing & Business Administration

Minnesota State University, Mankato
Mankato, MN
05.2010

Skills

  • Integrated Marketing Strategy
  • Omnichannel Campaign Leadership
  • Healthcare & Medicare Marketing
  • Performance Analytics (CTR, Conversion, ROI)
  • Customer Acquisition & Retention
  • Lifecycle Marketing
  • Audience Segmentation & Targeting
  • A/B Testing & Optimization
  • Budget Planning & Forecasting
  • Cross-Functional & Stakeholder Leadership
  • Vendor & Agency Management
  • Digital marketing

Websites

Timeline

Strategic Initiative Marketing Manager – Group Retiree Marketing

UnitedHealthcare (UHC)
08.2020 - Current

Human Experience, Marketing Manager

Bind Benefits
08.2019 - 12.2019

Senior Marketing Strategist

Prime Therapeutics LLC
09.2013 - 08.2019

Merchandise Consultant

Target
05.2012 - 09.2013

Bachelor of Science - Marketing & Business Administration

Minnesota State University, Mankato

LEADERSHIP HIGHLIGHTS

  • Own strategy and performance across $500K+ Medicare marketing portfolio, driving 30%+ efficiency gains and improved ROI through data-driven channel optimization
  • Influence cross-functional teams (product, legal/compliance, analytics, creative) to deliver integrated, CMS-compliant campaigns in a highly regulated environment
  • Lead channel investment decisions using performance insights, reallocating budgets to high-performing channels (paid search, email, direct mail) to maximize impact
  • Drive test-and-learn strategy across messaging, targeting, and customer experience, delivering measurable gains in engagement (13.24% CTR) and conversion (+35% application rate)
  • Identify and resolve operational and alignment gaps across enterprise teams, improving campaign execution speed and consistency
  • Translate complex data and market insights into clear strategic recommendations that inform annual planning and go-forward marketing strategy