• Develop high-quality medical and scientific content • Write content aligned with clinical data and treatment guidelines • Collaborate with internal stakeholders • Ensure content compliance with regulatory standards • Perform medical editing and referencing of documents • Manage content through approved systems

Title: Sr. Medical Science Liaison, Inborn Errors of Metabolism (Atlantic Region) Location: United States - NJ, DE, DC, MD, VA, NC, SC, Remote Job Description: Why Join Us? Be a hero for our rare disease patients At Ultragenyx, we fundamentally believe that taking real impactful action to care for the needs of patients and our people is always the right thing to do. To achieve this goal, our vision is to lead the future of rare disease medicine. For us, this means going where other biopharma companies won’t go – challenging the status quo and creating a new model that advances our field so more patients and caregivers can benefit from life-changing treatments. We do this by following the science, applying a novel rapid development approach, making innovative medicines at fair and reasonable prices, and creating a collaborative ecosystem to reach patients in ways that are most meaningful for them. Our commitment and care for patients extends to our people, so culture is an essential cornerstone for Ultragenyx. We remain continuously focused on creating a supportive and inclusive environment of profound learning and growth – so employees can thrive in all areas of their lives, in and outside of work. Ultimately, we want to be an organization where we would be proud for our family, friends and children to work. If you want to have a meaningful impact, do the best work of your career, and grow a lot, both professionally and personally, come join our team. Position Summary: ultrafocused – Work together to fearlessly uncover new possibilities We are seeking an experienced and highly motivated Senior Medical Science Liaison (MSL) to join our team. In this role, you will serve as a key link between Ultragenyx and the rare disease medical community, delivering critical scientific information on our inborn errors of metabolism portfolio, pipeline, and products. This includes supporting preparation for the commercialization of AAV gene therapies for the treatment of glycogen storage disease type Ia (GSDIa) and mucopolysaccharidosis type IIIa (MPSIIIa). The Sr MSL will have a strong clinical and/or scientific background, exceptional communication skills and a passion to shape the future of rare disease medicine and will interact with KOLs and centers of excellence. The Sr. MSL will also build and maintain strong partnerships with cross-functional colleagues and work closely with the Field Medical leadership to ensure execution of the Field Medical plan. Work Model: Field: Officially documented as working as a member of the Ultragenyx field team, generally interacting with third parties on behalf of Ultragenyx. The territory will cover the following states: NJ, DE, DC, MD, VA, NC, SC Responsibilities: - Provide fair balanced presentations and medical information in response to unsolicited questions as appropriate in academic, community, and healthcare provider settings - Develop and execute US territory and KOL engagement plans to enable high-quality, impactful scientific engagement and education. - Gather and lead reporting of medical and clinical insights that contribute to enhancement of Ultragenyx’s key medical positions, plans, future research and development efforts. - Analyzes KOL’s scientific point of view on Ultragenyx’s medical and scientific positions on rare diseases and executes appropriate action plan - Provide field-based medical affairs assistance for clinical research initiatives supported by the company, related to Investigator Initiated Trials, or other collaborative research and initiatives - Collaborate with the Clinical Operations organization to enhance patient enrollment in company-sponsored clinical trials by identifying appropriate clinical trial sites and interacting with investigators in ongoing studies - Leads projects/initiatives internally and represents medical affairs cross-functionally - Represent Ultragenyx at scientific conferences and meetings, engaging with KOLs and collating scientific data insights. Provide leadership to plan impactful medical engagement activities and deliver timely post-congress insight and competitive intelligence reporting. - Partner cross-functionally in assigned region, to optimize customer experience - Ensures all activities are compliant with company policy and procedures, which includes documentation of all relevant MSL activities in CRM platform, management of travel and expense budget, and accurate and timely completion of administrative reports, projects, and required training. Requirements: - Terminal degree (e.g., MD, PhD, PharmD) in a clinical or medical specialty and minimum of 2 years prior experience as an MSL - Candidates with an advanced degree (e.g., MS, MSN, MPH) and at least 5 years MSL experience in a related field to the therapeutic area will also be considered - Demonstrated technical and scientific expertise in rare disease is preferred - Demonstrated experience effectively presenting clinical/scientific information in virtual and live settings are required - Exceptional understanding of the health care delivery system and its impact on patient care and regional medical care - Knowledge in interpreting and adhering to FDA regulations regarding product promotion, scientific exchange, and health care practitioner guidelines - Thinks strategically and leverages knowledge of general business practices, the industry, medical practices and Ultragenyx strategic objectives to identify field opportunities - Ability to relate and work with a wide range of people to achieve results - Ability to work autonomously to organize and prioritize one’s own work schedule - Ability to build and leverages strategic internal and external relationships to identify potential opportunities and partnerships to provide value and improve quality of care for patients - Accountable for individual territory management - Proactively and consistently delivers on commitments, prioritizes time, actions, and resources to meet goals - Approximately 60% travel in region and nationally is required; overnight travel is required as needed #LI-CS1 #LI-Remote The typical annual salary range for this full-time position is listed below. This range reflects the characteristics of the job, such as required skills and qualifications and is based on the office location noted in this job posting. The range may also be adjusted based on applicant's geographic location. This position is eligible for annual bonus and equity incentives. Actual individual pay is determined by demonstrated experience and internal equity alignment. Pay Range $195,600 - $241,600 USD Full Time employees across the globe enjoy a range of benefits, including, but not limited to: · Generous vacation time and public holidays observed by the company · Volunteer days · Long term incentive and Employee stock purchase plans or equivalent offerings · Employee wellbeing benefits · Fitness reimbursement · Tuition sponsoring · Professional development plans * Benefits vary by region and country

Educate providers on coding and documentation practices, review performance metrics and patient charts, and ensure compliance with coding guidelines to enhance documentation accuracy and support overall coding performance improvements.

Review denied claims and prepare appeal letters using clinical evidence. Collaborate with clinical staff to enhance documentation and reduce denials, while tracking denial data to recommend process improvements and ensure compliance with regulations.