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Medical Coder Jobs in O Fallon, IL (NOW HIRING)

Affinia Healthcare

Certified Medical Coder

Saint Louis, MO · On-site

$21.75 - $29.75/hr

Three (3) years' experience as a Certified Medical Biller/Coder Experience at a Federally Qualified Health Center (FQHC) preferred. * Lab coding experience required. Skills and Abilities : * Strong ...

Affinia Healthcare

Certified Medical Coder

Saint Louis, MO · On-site

$21.75 - $29.75/hr

Three (3) years' experience as a Certified Medical Biller/Coder Experience at a Federally Qualified Health Center (FQHC) preferred. * Lab coding experience required. Skills and Abilities : * Strong ...

BJC HealthCare

Lead Inpatient Coder

Saint Louis, MO · Remote

$19.75 - $23.75/hr

BJC's patients have access to the latest advances in medical science and technology through a ... Assists in coder development and growth through training and conducting concurrent and ...

BJC HealthCare

Lead Inpatient Coder

Saint Louis, MO · On-site

$23.10 - $38.36/hr

BJC's patients have access to the latest advances in medical science and technology through a ... Assists in coder development and growth through training and conducting concurrent and ...

ADULT INTERNAL MEDICINE PRACTICE LL

Be Seen First

Medical Office Biller

Belleville, IL · On-site

$17.75 - $22.75/hr

Collaborate closely with medical coders and healthcare providers to ensure documentation is ... complete and accurate for billing purposes. Required Skills & Qualifications * Education: A high ...

ADULT INTERNAL MEDICINE PRACTICE LL

Be Seen First

Medical Office Biller

Belleville, IL · On-site

$17.75 - $22.75/hr

Collaborate closely with medical coders and healthcare providers to ensure documentation is ... complete and accurate for billing purposes. Required Skills & Qualifications * Education: A high ...

Varsity Tutors

Medical Terminology Tutor

Saint Louis, MO · Remote

$40/hr

... coding careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching systematic word analysis, medical term construction, and clinical vocabulary application. Guides students through breaking ...

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All JobsMedical Coder JobsMedical Coder Jobs in O'Fallon, IL

Medical Coder information

See O Fallon, IL salary details

$14

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$32

How much do medical coder jobs pay per hour?

As of Jun 12, 2026, the average hourly pay for medical coder in O'Fallon, IL is $20.92, according to ZipRecruiter salary data. Most workers in this role earn between $16.83 and $22.40 per hour, depending on experience, location, and employer.

Is becoming a Medical Coder worth it?

Medical coding is a stable healthcare job that involves translating medical records into standardized codes using coding systems like ICD and CPT. It typically requires certification, such as the CPC, and offers opportunities for remote work and career advancement. The profession has steady demand due to ongoing healthcare documentation needs.

What Does a Medical Coder Do?

A medical coder works in the billing department of doctor's offices, hospitals, or other medical facilities. Medical coders transfer healthcare claims into universal medical codes for insurance reimbursement. To work as a medical coder, you must have great attention to detail and a solid base knowledge of medical terminology, procedure and visit authorizations, and insurance billing procedures. Having a degree is not required, but many employers prefer candidates who have an associate degree in medical coding or the Certified Professional Coder (CPC) credential. When you first start in this job, your employer may have you shadow other billing staff members and be supervised when you submit your first few claims.

What is the difference between Medical Coder vs Medical Biller?

AspectMedical CoderMedical Biller
CertificationsCertified Professional Coder (CPC), Certified Coding Specialist (CCS)Certified Medical Reimbursement Specialist (CMRS), Certified Professional Biller (CPB)
Work EnvironmentHospitals, clinics, physician offices, insurance companiesMedical offices, billing companies, hospitals
Primary ResponsibilitiesAssigning codes to diagnoses and procedures based on medical recordsSubmitting claims, following up on payments, managing billing processes

Medical coders and medical billers work closely in healthcare revenue cycle management. While medical coders focus on translating medical records into standardized codes, medical billers handle the billing process to ensure healthcare providers are reimbursed. Both roles require understanding of healthcare documentation and often share certifications, but their core functions differ in coding versus billing tasks.

What exactly do you do as a Medical Coder?

A Medical Coder reviews patient medical records and assigns standardized codes for diagnoses, procedures, and services using coding systems like ICD-10 and CPT. This process ensures accurate billing, insurance claims processing, and compliance with healthcare regulations. Medical Coders often work with electronic health record (EHR) systems and require certification to perform their duties effectively.

What are the key skills and qualifications needed to thrive as a Medical Coder, and why are they important?

To thrive as a Medical Coder, you need a solid understanding of medical terminology, anatomy, and coding systems, often supported by a certification such as CPC, CCS, or CCA. Familiarity with electronic health record (EHR) systems and coding software like ICD-10-CM, CPT, and HCPCS is typically required. Attention to detail, analytical thinking, and strong organizational skills help ensure accurate and efficient code assignment. These skills are crucial to maximize reimbursement, maintain compliance, and reduce billing errors in healthcare settings.

What are some common challenges medical coders face when working with complex patient records?

Medical coders often encounter challenges when interpreting complex patient records, such as incomplete physician documentation or ambiguous medical terminology. Accurately assigning the correct codes requires strong attention to detail and frequent communication with healthcare providers to clarify information. Staying updated on coding guidelines and regulations is essential, as errors can impact billing and compliance. Many coders find that developing effective organizational habits and leveraging coding software helps manage these challenges efficiently.

Is a Medical Coder still in demand?

Yes, medical coders are in demand due to the ongoing need for accurate medical billing and coding in healthcare. The role requires knowledge of coding systems like ICD-10 and CPT, and employment opportunities are expected to grow with the expansion of healthcare services and electronic health records.

What are medical coders?

Medical coders are healthcare professionals who review clinical documents and translate medical diagnoses, procedures, and services into standardized codes. These codes are used for billing, insurance claims, and maintaining accurate patient records. Medical coders play a crucial role in ensuring healthcare providers are reimbursed correctly and that records comply with regulatory requirements. They must have a strong understanding of medical terminology, anatomy, and the coding systems used in healthcare, such as ICD-10, CPT, and HCPCS.

Which Medical Coder position pays the most?

Senior medical coder roles, such as Certified Professional Coder (CPC) with specialized expertise or those working in high-demand settings like hospitals or insurance companies, tend to offer the highest salaries. Advanced certifications, experience, and knowledge of coding systems like ICD-10 and CPT can also increase earning potential.
More about Medical Coder jobs
What are the most commonly searched types of Medical Coder jobs in O'Fallon, IL? The most popular types of Medical Coder jobs in O'Fallon, IL are:
What are popular job titles related to Medical Coder jobs in O'Fallon, IL? For Medical Coder jobs in O'Fallon, IL, the most frequently searched job titles are:
What job categories do people searching Medical Coder jobs in O'Fallon, IL look for? The top searched job categories for Medical Coder jobs in O'Fallon, IL are:
What cities near O'Fallon, IL are hiring for Medical Coder jobs? Cities near O'Fallon, IL with the most Medical Coder job openings:
Medical Coder jobs near you
Infographic showing various Medical Coder job openings in O'Fallon, IL as of June 2026, with employment types broken down into 100% Full Time. Highlights an 67% In-person, and 33% Remote job distribution, with an average salary of $43,504 per year, or $20.9 per hour.
Certified Medical Coder

Certified Medical Coder

Affinia Healthcare

Saint Louis, MO • On-site

$21.75 - $29.75/hr

Full-time

Posted 16 days ago

Job description

Position Summary: Verifies and ensures the accuracy, completeness, specificity and appropriateness of diagnosis codes on services rendered. Complete appropriate paperwork/documentation/system entry regarding claim and encounter information. Support and participate in process and quality improvement initiatives. Assist with clinician billing and documentation training.
Education: Requires an associate degree from Accredited Heath Information Technology program, Bachelor's degree preferred. Coding certificate with AHIMA approval status. RHIA, RHIT, CCS or CCS-P certification status required.
Experience:
  • Three (3) years' experience as a Certified Medical Biller/Coder Experience at a Federally Qualified Health Center (FQHC) preferred.
  • Lab coding experience required.

Skills and Abilities:
  • Strong written and verbal communication skills, strong analytical skills, organizational and time management skills .
  • Knowledge and experience in a healthcare environment of billing and reimbursement of Medicaid, Medicare and other
  • Knowledge of LCD/NCD coding policies regarding Laboratory Services
  • Ability to devise training materials to teach staff correct
  • Professional demeanor and appearance, strong ethics, team player with positive attitude.
  • Strong knowledge of Microsoft XP products(Word, Excel, and PowerPoint)

Transportation Requirement: None
License(s)/Certification(s) Required: HIA, RHIT, CCS or CCS-P certification status required.
Essential Functions
  • Reviews medical record documentation to identify all services provided by
  • Renews appropriate CPT-4 procedure code(s) to accurately report the clinician services provided to
  • Renews appropriate ICD-10 diagnosis code(s) to accurately support the need for each clinician service.
  • Assists with the submission of billing
  • Obtains and submits copies of medical documentation with clinician charges to support billing to third party
  • Identifies clinician services provided but not adequately documented in the medical advise supervisor and clinicians of deficiencies to support charge capture of all billing services.
  • Analyzes and resolves clinician claim rejects and denials from the billing system or insurance carriers related to coding
  • Assists with clinician billing and documentation training in daily interactions with clinicians and other routine training
  • Compiles monthly reports as
  • Identifies trends/problems in medical documentation and recommends possible solutions.
  • Provides training support to billing department in handling of rejections and denials of
  • Correction and submission of reference lab billing requests.
  • Performs other duties as assigned.
Marginal Functions
  1. Assists in audits.
  2. Codes input forms as required.
  3. Provides backup support to billing department.

Supervises: None
NOTE: SMOKING IS PROHIBITED IN THE WORK ENVIRONMENT
NOTE: ALL APPLICANTS MUST PROVIDE CONTACT INFORMATION FOR THREE REFERENCES
AN EQUAL OPPORTUNITY SERVICES PROVIDED ON A NON-DISCRIMINATORY BASIS

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