Lizbeth Castro

Self-motivated, proactive, and confident professional with extensive experience in medical office management, patient coordination, and administrative operations. Demonstrated ability to adapt quickly, manage multiple priorities in fast-paced healthcare environments, and lead teams effectively. Experienced in medical billing for both Medi-Cal and commercial insurance, referral coordination, HIPAA compliance, and improving office workflows to enhance patient care and operational efficiency.

Office Manager/ Medical Biller at Perinatal Associates of Central California Medical Group (2021-06 – Present)

• Oversee daily operations of a high-volume, high-risk medical office, ensuring efficient workflow and patient care coordination.
• Supervise administrative staff, including scheduling, training, and performance management.
• Coordinate patient appointments, referrals, and follow-ups for high-risk cases.
• Maintain compliance with HIPAA standards and healthcare regulations.
• Serve as liaison between providers, patients, and outside organizations.
• Resolve patient concerns professionally to improve satisfaction.
• Implement workflow improvements to increase efficiency and reduce errors.
• Reviewed and corrected claim denials and rejections.
• Process and manage medical billing for both Medi-Cal and commercial insurance, ensuring accurate claim submission, payment posting, and insurance follow-up.
• Followed up on outstanding insurance and patient balances.

Front Desk Manager/Receptionist at La Quinta Inns & Suites (2019-11 – 2021-06)

• Greeted guests and managed check-in/check-out.
• Assigned rooms and maintained guest confidentiality.
• Supervised housekeeping readiness.
• Resolved guest concerns and supported management.
• Worked independently and collaboratively in a fast-paced environment.

Cashier/Cook/Stocker at 76 Gas Station (2018-01 – 2019-12)

Field Worker at Llamas AG Inc. (2018-01 – 2018-12)

Supervisor at Foster's Freeze (2015-01 – 2017-12)

Radiology – Fresno City College (2025-01)

– Fresno State (2014-01 – 2015-12)

High School Diploma – Firebaugh High School (2014-01)