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cCORE MBSMedical Billing Solution

Primary Care billing

Billing built for the backbone of healthcare.

Primary care providers are among the most overburdened when it comes to administrative work. We handle every billing function with speed, accuracy and deep familiarity with the codes, payers and compliance requirements specific to your practice.

Services we provide for primary care practices

Specialty-trained coders and billers who know your workflows, payers and compliance requirements inside out.

  • Evaluation & Management (E/M) coding & billing
  • Annual Wellness Visit (AWV) & preventive care billing
  • Chronic Care Management (CCM) billing
  • Transitional Care Management (TCM) billing
  • Remote Patient Monitoring (RPM) billing
  • Telehealth & virtual visit billing
  • Immunization & vaccine administration billing
  • HCC risk-adjustment coding & documentation support

Codes we manage every day

A representative sample of the CPT, ICD-10 and modifier expertise our team applies to primary care claims.

Common CPT codes

  • 99202–99215Office & outpatient E/M visits
  • 99381–99397Preventive medicine services
  • 99490, 99491Chronic Care Management
  • 99495, 99496Transitional Care Management
  • 99453, 99457Remote Patient Monitoring
  • G0438, G0439Medicare Annual Wellness Visits
  • 90460–90474Immunization administration
  • 36415 / 93000Venipuncture / ECG

Common billing challenges we solve

  • Undercoding of E/M visits due to incomplete documentation
  • Missed billing opportunities for CCM, TCM & RPM services
  • Denials for preventive vs. diagnostic medical necessity
  • COB issues for dual-eligible Medicare/Medicaid patients
  • Incorrect modifier usage on same-day visits and procedures

Payers we work with

  • Medicare & Medicare Advantage
  • Medicaid & Managed Medicaid
  • UnitedHealthcare, Aetna, Cigna, BCBS, Humana
  • Tricare & federal employee plans
  • Self-pay & sliding scale

Why primary care practices choose Core MBS

Deep expertise in primary care coding, payer rules and compliance
Capture overlooked opportunities like CCM, RPM and AWV
Reduce E/M denials with documentation improvement guidance
Handle high patient volumes without sacrificing accuracy

Let's get your revenue cycle healthy.

Send us a note for a free, no-obligation billing review — we'll show you exactly where revenue is leaking and how we'd fix it.