KARINA CASTILLA
Carrollton,TX
Summary
Certified Medical Assistant with 15+ years of healthcare support across clinical care, patient intake, and front-office operations. Handles vitals, injections, lab procedures, scheduling, insurance verification, EMR documentation, and HIPAA-compliant patient service in busy healthcare settings. Bilingual in English and Spanish.
Overview
1
1
Certification
21
21
years of professional experience
Work History
MEDICAL ASSISTANT
Children's Health Foster Care
Plano, TX
08.2019 - Current
- Administer injections and perform routine laboratory procedures.
- Obtain patient histories, vital signs, and clinical information; document accurately in EMR.
- Prepare exam rooms, maintain supplies, and assist providers with patient care.
- Collected and labeled samples from patients for laboratory testing to support accurate diagnoses.
- Collected specimens from patients for laboratory analysis. and labeled samples for laboratory testing.
- Sanitize exam rooms and follow infection control protocols.
- Maintained accurate medical records and ensured HIPAA compliance while delivering compassionate patient service.
- Scheduled appointments and coordinated front-desk operations to enhance patient flow.
MEDICAL RECEPTIONIST II
Cook Children's Health Care System
Plano, TX
01.2019 - 01.2019
- Assisted 40-50 patients per shift with check-in, scheduling, insurance verification, and payments.
- Checked in patients and prepared visit paperwork for pediatric providers.
- Greeted pediatric families with compassionate front-desk service at Cook Children's clinics.
- Answered incoming calls, responding to inquiries from patients and other medical offices.
- Called patients to confirm scheduled appointments and obtain additional details.
- Managed office phone lines by checking voicemail, returning calls and directing messages to team members.
- Managed multi-line phones while maintaining excellent patient service and HIPAA compliance.
- Updated medical records and maintained confidential patient information.
FRONT DESK RECEPTIONIST
Kids Docs Pediatrics
Plano, TX
01.2018 - 01.2019
- Coordinated patient check-in/check-out, verified insurance, scheduled appointments, and collected co-payments to support efficient clinic operations.
- Provided a welcoming and professional experience for patients and families.
- Welcomed children and families at pediatric front desk, ensuring a friendly atmosphere.
- Verified patient insurance and collected copayments at check-in
- Scheduled appointments for well visits, sick visits, and follow-up care
- Answered phone calls and routed messages to clinical staff
- Answered incoming calls, redirected to appropriate personnel or department, and took messages to facilitate communication and service delivery.
- Ensured welcoming waiting room environment and organized front desk paperwork to enhance patient experience.
- Maintained an organized reception area and ensured that all guests were attended to promptly.
FRONT DESK RECEPTIONIST
Children's Health Pediatric Group / MD Kids Pediatrics
Carrollton, TX
01.2015 - 01.2019
- Assisted 60-80 patients per shift in a high-volume pediatric practice.
- Answered incoming calls and provided information to callers promptly.
- Scheduled patient appointments for well visits, sick visits, and follow-up care to enhance patient access to timely medical services. for well visits, sick visits, and follow-up care
- Verified patient insurance details to confirm coverage before services. and collected copayments at check-in
- Coordinated referrals, authorizations, and specialist appointments for families
- Managed check-in/check-out processes, multi-line phones, insurance information, claims, and medical records to maintain organized operations and support patient care efficiency.
CLAIMS SERVICE REPRESENTATIVE
AMWINS
01.2014 - 01.2015
- Processed insurance claims files for AMWINS clients and carrier partners.
- Reviewed policy coverage and claim details for accurate service responses.
- Communicated claim status updates with agents, adjusters, and insured parties.
- Delivered telephone customer service and claims support while performing data entry and providing bilingual assistance.
SUSPENSE/CBO SPECIALIST
Concentra
Plano, TX
01.2011 - 01.2014
- Managed 7090 calls daily, facilitating data entry and supporting clinic operations.
- Ensured confidentiality and adherence to HIPAA standards.
- Supported patient intake and registration in Concentra occupational health clinics.
- Verified insurance coverage and authorization details for patient visits.
- Scheduled appointments and coordinated follow-up care with clinical teams.
LEAD MED TECH/CNA
Prestonwood Court Assisted Living
01.2006 - 01.2011
- Administered medications and monitored vital signs for 40 residents, ensuring safety and comfort during personal care.
- Administered resident medications following assisted living care plans and safety protocols.
- Monitored vital signs and reported changes to nurses and care teams.
- Documented medication passes and resident observations in medical records.
Education
Medical Assistant Certification -
Dallas Community College/NHA
Dallas, TX09-2026
Medical Assistant Diploma -
PCI Health Training
Dallas, TX01-2007
High School Diploma -
Grand Prairie High School
Grand Prairie, TX01-2003
Skills
- Clinical: Patient care procedures
- Administrative: EPIC Scheduling Insurance Verification Check-In/Check-Out Payment Collection Medical Records Patient Communication EMR Documentation
- Patient care
- EMR charting
- Professional: Bilingual customer service
- Vital signs
- Exam room management
Personal Information
Title: Certified Medical Assistant | Bilingual Healthcare Professional
Certification
- Certified Medical Assistant (CMA)
- CPR & First Aid Certified
LANGUAGES
English & Spanish Bilingual/Fluent
Timeline
MEDICAL ASSISTANT
Children's Health Foster Care
08.2019 - Current
MEDICAL RECEPTIONIST II
Cook Children's Health Care System
01.2019 - 01.2019
FRONT DESK RECEPTIONIST
Kids Docs Pediatrics
01.2018 - 01.2019
FRONT DESK RECEPTIONIST
Children's Health Pediatric Group / MD Kids Pediatrics
01.2015 - 01.2019
CLAIMS SERVICE REPRESENTATIVE
AMWINS
01.2014 - 01.2015
SUSPENSE/CBO SPECIALIST
Concentra
01.2011 - 01.2014
LEAD MED TECH/CNA
Prestonwood Court Assisted Living
01.2006 - 01.2011
Medical Assistant Certification -
Dallas Community College/NHA
Medical Assistant Diploma -
PCI Health Training
High School Diploma -
Grand Prairie High School