Internal Medicine Billing Experts

Maximize your internal medicine practice revenue with specialized billing for hospital medicine, outpatient care, and chronic disease management. Expert E/M coding, CCM optimization, and comprehensive revenue cycle management.

98.3%
E/M Accuracy
78%
CCM Capture
96.8%
Clean Claims

Internal Medicine Billing Excellence

Our specialized approach consistently outperforms industry benchmarks

98.3%
E/M Coding Accuracy
Industry avg: 89%
Correct level assignment
1.92
Hospital Medicine RVU
Industry avg: 1.65
Average RVU per encounter
78%
CCM Revenue Capture
Industry avg: 22%
Eligible patients enrolled
96.8%
Clean Claim Rate
Industry avg: 86%
First-pass acceptance
28 days
Days in AR
Industry avg: 46 days
Average collection time
94%
Documentation Score
Industry avg: 81%
Complete documentation rate

Internal Medicine Billing Challenges We Solve

Complex E/M coding and documentation requirements demand specialized expertise

E/M Coding Complexity and Documentation

Internal medicine encounters involve complex medical decision-making with multiple chronic conditions. Proper documentation of history, exam, and MDM elements is critical. The 2021 E/M changes require understanding time-based vs MDM-based coding selection.

Undercoding costs average internist $75,000 annually; overcoding risks audit penalties

99213-99215 (Office)99221-99223 (Initial Hospital)99231-99233 (Subsequent Hospital)

Hospital vs Office Billing Requirements

Hospitalists must navigate different coding rules for inpatient services, observation, consultations, and discharge day management. Place of service codes, admission dates, and discharge timing significantly affect reimbursement.

Incorrect POS coding causes 18% denial rate in hospital medicine

POS 21 (Inpatient)POS 22 (Outpatient)99238-99239 (Discharge Day)

Chronic Care Management and CCM Programs

Internal medicine practices see high volumes of Medicare patients eligible for CCM (99490), transitional care management (99495-99496), and chronic care remote monitoring. Documentation requirements are extensive and time-based.

Properly billed CCM adds $40-60 per patient monthly - missed by 70% of practices

99490 (CCM)99491 (Complex CCM)99495-99496 (TCM)

Prolonged Services and Time Documentation

Complex medical management often extends beyond typical visit times. Prolonged service codes (99354-99357) require precise time documentation and cannot be billed with certain E/M codes. Many practices fail to capture this additional revenue.

Average 8-12 prolonged service opportunities monthly go unbilled per physician

99354-99355 (Office Prolonged)99356-99357 (Inpatient Prolonged)

Multiple Chronic Condition Documentation

Internal medicine patients present with multiple comorbidities requiring complex treatment plans. All conditions addressed must be documented with specificity for risk stratification and appropriate E/M level assignment.

Incomplete problem list documentation reduces E/M levels by average of one code level

ICD-10 specificityHCC codingRisk adjustment documentation

Consultation vs Referral Coding

Medicare eliminated consultation codes, but many commercial payers still recognize them. Understanding when to use consultation codes (99241-99245) versus new patient codes affects reimbursement and requires payer-specific knowledge.

Consultation code misuse triggers $15,000+ in audit takebacks annually

99241-99245 (Consultation)99201-99205 (New Patient)Modifier 25

Comprehensive Internal Medicine Service Lines

Expert billing across all internal medicine practice settings

Hospital Medicine (Hospitalist Services)

Comprehensive inpatient medical management including admissions, daily rounds, consultations, and discharge planning.

Initial Hospital Care

99221-99223

Comprehensive history, exam, and MDM for new admissions

Subsequent Hospital Care

99231-99233

Daily inpatient management and progress notes

Hospital Discharge Day

99238-99239

Discharge planning, summaries, and prescriptions

Critical Care Services

99291-99292

ICU-level care with time-based billing

1.8-3.5
avg R V U
96%
collection Rate
3.2%
denial Rate

Outpatient Internal Medicine

Office-based care for adult patients with chronic diseases, preventive care, and acute illness management.

Office Visits (Established)

99213-99215

Follow-up visits for chronic disease management

New Patient Visits

99203-99205

Comprehensive new patient evaluations

Annual Wellness Visits

G0438-G0439

Medicare annual wellness exams

Preventive Medicine

99385-99397

Preventive care visits all ages

1.2-2.8
avg R V U
98%
collection Rate
1.8%
denial Rate

Chronic Care Management

Non-face-to-face care coordination for patients with multiple chronic conditions.

Chronic Care Management

99490

20+ minutes monthly care coordination

Complex CCM

99491

60+ minutes monthly for complex patients

Principal Care Management

99424-99427

Single complex chronic condition

Remote Patient Monitoring

99453-99458

Device setup and data monitoring

$312/patient/month
avg Revenue
23%
utilization
340% YoY
growth

Consultative Services

Specialty consultation for complex medical conditions referred by other physicians.

Office Consultations

99241-99245

Outpatient consultation services

Inpatient Consultations

99251-99255

Hospital consultation services

Second Opinion Services

Varies by payer

Expert medical opinions

Preoperative Clearance

99213-99215

Surgical risk assessment

2.1-4.2
avg R V U
15-25/month
consult Volume
4.1%
denial Rate

Internal Medicine Practice Success Stories

Real results from internal medicine practices we've transformed

Multi-Physician Internal Medicine Group

8 physicians, 2 NPs - outpatient focused

Challenge

Practice was undercoding E/M visits by average of one level, missing CCM revenue opportunities entirely, and experiencing 14% denial rate due to documentation deficiencies.

Solution

Implemented EHR documentation templates optimized for 2021 E/M guidelines, trained staff on time-based vs MDM coding, and launched comprehensive CCM program with dedicated care coordinators.

Results

  • E/M level distribution optimized - 45% increase in level 4-5 visits
  • CCM program enrolled 340 patients generating $106K monthly
  • Denial rate reduced from 14% to 2.1%
  • Net practice revenue increased $890,000 annually
Full optimization within 120 days

Hospital Medicine Group Revenue Recovery

12-hospitalist group serving 200-bed hospital

Challenge

Hospitalists weren't capturing critical care time, discharge day management was inconsistent, and prolonged service codes were never billed despite frequent complex cases.

Solution

Deployed hospital medicine coding specialists, implemented time-tracking protocols for critical care and prolonged services, and created discharge day documentation workflow.

Results

  • Critical care billing increased 340% with proper time documentation
  • Discharge day management capture rate: 98% (was 67%)
  • Prolonged service codes: 89 additional monthly claims
  • Group revenue increased $425,000 annually
Results visible within 60 days

Academic Internal Medicine Practice

Teaching practice with residents and fellows

Challenge

Teaching physicians struggled with resident documentation requirements, split-shared visit billing was inconsistent, and consultation code usage was triggering audits.

Solution

Implemented teaching physician documentation compliance program, created split-shared visit workflows, and established consultation vs new patient coding protocols.

Results

  • Teaching physician attestation compliance: 100%
  • Split-shared visit denials eliminated
  • Consultation code audit findings resolved
  • Captured $180,000 in previously missed teaching physician revenue
Compliance achieved in 90 days

Internal Medicine Billing Questions Answered

Expert answers to your internal medicine billing questions

How do you optimize E/M coding for internal medicine practices under the 2021 guidelines?

We train physicians and staff on the two pathways for E/M level selection: time-based coding (when >50% of encounter is counseling/coordination) and medical decision-making based coding. Our documentation templates prompt for all required MDM elements - number/complexity of problems addressed, amount/complexity of data reviewed, and risk of complications. We conduct regular coding audits to ensure physicians are coding to the appropriate level supported by documentation, typically increasing level 4-5 visit percentages by 30-45% while maintaining audit-proof documentation.

What is your approach to chronic care management (CCM) billing?

We implement comprehensive CCM programs including patient enrollment workflows, care plan development templates, time-tracking systems, and monthly care coordinator protocols. Our approach ensures all required elements are documented: patient consent, care plan, 20+ minutes of non-face-to-face time, and comprehensive care coordination. For complex CCM (99491), we identify patients requiring 60+ minutes monthly. We typically achieve 60-80% enrollment rates among eligible Medicare patients, generating $40-60 per patient monthly compared to industry average of 15-20% enrollment.

How do you handle the differences between hospital and office billing?

Our hospital medicine specialists understand the distinct requirements for inpatient coding including initial hospital care (99221-99223), subsequent hospital care (99231-99233), and discharge day management (99238-99239). We ensure proper place of service codes, understand observation vs inpatient status implications, and capture critical care services with precise time documentation. For practices seeing patients in both settings, we implement location-specific documentation requirements and ensure proper modifier usage to prevent place-of-service denials.

Do you help with consultation code billing for commercial payers?

Yes, while Medicare eliminated consultation codes, many commercial payers still recognize them with higher reimbursement than new patient codes. We maintain payer-specific policies and determine when consultation codes (99241-99245 office, 99251-99255 inpatient) are appropriate versus new patient codes. This requires documentation of the 3 R's: Request from another physician, Rendering of opinion/advice, and Report back to requesting physician. For Medicare patients, we use appropriate new or established patient codes instead.

How do you capture prolonged service revenue?

Prolonged services (99354-99357) are frequently missed revenue opportunities in internal medicine. We implement time-documentation protocols capturing total face-to-face time and clearly noting when encounters exceed typical times. For office visits exceeding base code time by 15+ minutes, we bill add-on prolonged service codes. Our hospitalists use mobile time-tracking apps to document prolonged bedside care. This typically adds 8-12 prolonged service codes monthly per physician, each generating $100-150 additional revenue.

What about teaching physician billing in academic settings?

Academic practices have unique requirements for teaching physician documentation. We ensure compliance with CMS teaching physician rules including proper attestation statements ('I personally performed the key portions of the service'), presence during key portions of service, and resident documentation review. For split-shared visits, we implement protocols ensuring both resident and attending physician document appropriately. Our academic medicine specialists prevent the common pitfalls that trigger teaching physician audits while maximizing legitimate revenue.

How do you handle multiple chronic condition documentation?

Internal medicine patients typically present with 4-6 chronic conditions requiring ongoing management. We implement problem-oriented documentation systems ensuring every condition addressed is listed with current status and management plan. Our templates prompt for ICD-10 specificity (e.g., Type 2 diabetes with diabetic neuropathy vs just diabetes diagnosis). For Medicare Advantage patients, we ensure all HCC conditions are documented annually for risk adjustment. This comprehensive documentation supports higher E/M levels while enabling accurate risk stratification.

What metrics should internal medicine practices track for revenue optimization?

Key metrics include: E/M level distribution (target: 40-50% level 4-5 for established patients), RVU per encounter (hospitalists: 1.8-2.2, outpatient: 1.3-1.6), CCM enrollment rate (target: 60-80% of eligible patients), clean claim rate (target: 95%+), days in AR (target: <30 days), and denial rate (target: <3%). We provide monthly scorecards with physician-specific benchmarking, identifying outliers for targeted education and documentation improvement.

Optimize Your Internal Medicine Practice Revenue

Join hundreds of internists and hospitalists who have increased revenue by an average of 28% with our specialized billing services. Get a free practice assessment today.

✓ E/M coding expertise ✓ CCM program implementation ✓ Hospital medicine specialists