Amina Johnson
@aminajohnson
Senior medical coder and auditor specializing in hematology/oncology and facility coding.
What I'm looking for
I am a senior medical coder and auditor with 30+ years of experience in facility and outpatient professional coding, specializing in hematology/oncology, infusion/chemo billing, E&M leveling, and complex specialty coding across hospitals and clinics. I have extensive experience working remote and on-site with multiple health systems, applying LCD/NCD policies, resolving edits and denials, and performing revenue cycle corrections and audits.
I hold CHONC certification and ICD-10 training, and I have a long history of contract and staff roles coding for diverse specialties including radiology, cardiology, neurology, oncology, family practice, and emergency services. I consistently deliver accurate coding, modifier application, and appeals/reversals to improve reimbursement and compliance.
Experience
Work history, roles, and key accomplishments
Medical Coder/Biller
Amergis Health Care Staffing
Jan 2025 - Present (1 year 1 month)
Perform billing and coding for OP, psychiatric, telehealth, and family medicine visits including vaccine administration; manage edits and denials to improve claim accuracy.
Medical Coder/Biller
Consulting Firm
Aug 2017 - Present (8 years 6 months)
Provided remote hematology/oncology coding and billing for inpatient/outpatient services, managed infusions, modifiers, audits, LCD/NCD policy application, and revenue cycle tasks.
Remote Contract Coder
Addison Group
Aug 2024 - Jun 2025 (10 months)
Coded infusion, chemotherapy, and lab visits remotely, applying appropriate modifiers and billing practices for oncology procedures and biopsies.
Remote Contract Coder
Consulting Firm
Aug 2018 - Nov 2023 (5 years 3 months)
Delivered remote coding and billing across specialties (podiatry, ED, family practice, oncology, radiology, neurology, GI) and managed edits, denials, and revenue cycle corrections.
Instructor / Office Assistant
Ross Medical Education Center
Dec 2019 - Dec 2020 (1 year)
Taught medical billing and coding curricula (MIBO A/B), anatomy, medical terminology, and managed clerical and administrative functions for instructional programs.
Medical Coder/Biller
Michiana Hematology Oncology
Jan 2007 - Dec 2017 (10 years 11 months)
Coded and billed for six office locations covering physicians and NPs, abstracted codes from operative and pathology reports, handled inpatient/outpatient and telehealth billing, and performed audits.
Education
Degrees, certifications, and relevant coursework
McKesson Specialty Health / US Oncology Network
Training, ICD-10 Coding
Completed ICD-10 guideline and coding set training to support transition to ICD-10 coding standards.
American Academy of Professional Coders (AAPC)
Certification, Hematology/Oncology Coding
Obtained Certified Hematology/Oncology Certification covering coding for hematology and oncology services.
American Academy of Professional Coders (AAPC)
Professional Medical Coding Curriculum, Medical Coding
Completed the Professional Medical Coding Curriculum covering medical coding principles and practical application.
Ivy Tech Community College, South Bend
Technical Certificate, Insurance and Claims Management
Completed a Technical Certificate in Insurance and Claims Management focused on billing, coding, and claims processes.
Ivy Tech Community College, South Bend
Technical Certificate, Medical Assistant (Administration)
Completed a Technical Certificate in Medical Assistant with an administrative specialty covering medical office procedures and administration.
Availability
Location
Authorized to work in
Job categories
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