Catrina Landa
Modesto
Summary
Results-driven Medical Billing and Coding Specialist experienced in healthcare revenue cycle management and claim resolution. Achieved significant reduction in outstanding accounts receivable balances and streamlined billing processes through strong analytical skills and proficiency in medical billing software. Focused on delivering efficient solutions and contributing to organizational success.
Overview
15
15
years of professional experience
Work History
Medical Billing and Collections Specialist
Bay Medic Ambulance
Modesto
07.2025 - Current
- Processed emergency and non-emergency ambulance claims for Medicare, Medicaid, and commercial insurance payers.
- Verified patient demographics and insurance eligibility before claim submission.
- Applied appropriate ICD-10, HCPCS (A-codes), and modifiers for ambulance transport services.
- Submitted electronic claims, tracked claim status, and resolved denials to ensure timely reimbursements.
- Managed collections efforts to recover unpaid invoices, improving cash flow for the organization.
- Posted payments, reconciled accounts, and followed up on outstanding balances to maintain accurate financial records.
- Ensured compliance with payer policies, HIPAA regulations, and documentation requirements.
Medical Coding and Billing Specialist
Cal Med
Modesto
12.2024 - 07.2025
- Review medical record information, correctly assign codes to diagnoses and procedures
- Review medical record information, correctly assign codes to diagnosis and procedures
- Assign accurate Medicare Severity Diagnostic Related Groups
- Checked eligibility and verified benefits to ensure accurate billing and reimbursement
- Gained proficiency in CPT, ICD-10-CM, HCPCS/Modifiers, and auditing standards., ICD-10-CM, HCPCS/Modifiers and Auditing
- Coordinated communication among patients, families, medical staff, and regulatory agencies to facilitate clear understanding of billing processes
- Demonstrated understanding of insurance guidelines, including HMO/PPO, Medicare, and state Medicaid., including HMO/PPO, Medicare and state Medicaid
- Verified insurance coverage and assisted billing department in processing claims to enhance accuracy and expedite payments
Medical Billing Specialist
Vituity
Modesto
10.2017 - 10.2024
- Re-processes denied claims and appeals underpaid claims.
- Executed tasks related to Molers and insurance eligibility checks.
- Executed various functions related to WIP and coding to maintain workflow efficiency
- Performed various assigned duties to support team operations.
- Determined and assigned financial classifications (minicoding) to facilitate appropriate billing
- Completed data entry tasks accurately and efficiently.
- Executed additional tasks as required by management
Receptionist
Western Dental
Modesto
05.2015 - 10.2015
- Customer Service; acknowledge, smile and greet patients upon arrival/dismissal
- Respond to patient questions and or concerns according to company Policies
- Answered incoming telephone calls
- Scheduled appointments to optimize clinic workflow and patient accessibility
- Maintaining Appointment Book
- Confirmed appointments to ensure patient attendance and minimize no-show rates
- Follow up on no shows/cancellation of Appointments
- Filled patient charts accurately
- Cash Handling
Clerical (Temp)
Commodity Supplement Food Program
Modesto
05.2015 - 10.2015
- Checked in and signed up clients for programs to streamline intake process
- Answered phones and directed callers to appropriate staff, ensuring prompt responses to inquiries
- Multiple phone lines direct to staff
- Organized files alphabetically and tracked inventory levels
- Kept office environment clean and organized for optimal productivity
Swing Manager
McDonald's
Ceres
05.2011 - 04.2015
- Provided assistance to customers by addressing inquiries and resolving issues provided information and resolved their complaints
- Established standards for personnel performance and customer service
- Supervised others and provided on-the-job training
- Established personnel performance and customer service standards to improve team accountability
- Counted money in cash drawers at the beginning of shifts to ensure that amounts were correct and that there was adequate change
- Examined work procedures to identify areas for improvement and operational problems determined ways to improve service, performance, or safety
Office Assistant
Central Valley Hospital
Modesto
10.2014 - 12.2014
- Answered telephones promptly, providing information and assistance to callers, directed calls, and took messages
- Reviewed files, records, and other documents to obtain information to respond to requests
- Compiled, copied, sorted, and filed records of office activities and business transactions to support efficient information retrieval
- Computed, recorded, and proofread data and reports to ensure accuracy and reliability of information
- Reviewed files and documents to obtain information for timely responses to requests
Education
Medical Billing and Coding -
San Joaquin Valley College
Visalia, CAAS Degree - Business
Heald College
Modesto, CADiploma -
Central Valley High School
Ceres, CABrandman University -
Brandman University
Modesto, CASkills
- Medical billing
- Medical coding
- CPT coding
- ICD-10 coding
- Diagnostic coding
- Claim processing
- Insurance verification
- Medical record review
- HIPAA compliance
- Privacy Compliance
- Medical billing procedures
- Medical billing software
- Data management
- Microsoft Office proficiency
- Time-Management
- Detail Oriented
- Team Collaboration
- Work Well Under Pressure
- Customer Service Oriented
- Customer Focused
- Commitment to Quality
- Patient Interaction
- Consistent Performer
- Record management
Timeline
Medical Billing and Collections Specialist
Bay Medic Ambulance
07.2025 - Current
Medical Coding and Billing Specialist
Cal Med
12.2024 - 07.2025
Medical Billing Specialist
Vituity
10.2017 - 10.2024
Receptionist
Western Dental
05.2015 - 10.2015
Clerical (Temp)
Commodity Supplement Food Program
05.2015 - 10.2015
Office Assistant
Central Valley Hospital
10.2014 - 12.2014
Swing Manager
McDonald's
05.2011 - 04.2015
Medical Billing and Coding -
San Joaquin Valley College
AS Degree - Business
Heald College
Diploma -
Central Valley High School
Brandman University -
Brandman University