Nursing Home Billing Codes and Guidelines

Nursing Home Billing Codes

Denied claims and pending patient responsibilities are the two major reasons for high AR. We work on both problems, ensuring that you get paid for the services you provide. Our experts use different AR and denial management strategies to ensure maximum reimbursements.

Table of Contents

Nursing home billing is how skilled nursing facilities get paid for their residents’ care. It involves submitting claims to Medicare, Medicaid, private insurance, and sometimes residents themselves. Getting billing right is crucial for nursing homes to stay in business and provide good care.

This guide simplifies complicated nursing home billing codes into easy-to-understand stages. We will discuss the basic rules, essential codes, common mistakes, and best practices. This will help your facility receive correct payments and avoid issues with insurance companies and regulators.

Understanding Nursing Home Billing Basics

Nursing homes use billing to receive payment for the care they provide. They send bills (called claims) to insurance companies, government programs, and sometimes to residents or their families. These bills cover:

  • Medical care and treatments
  • Nursing services
  • Therapy (physical, occupational, speech)
  • Room and board
  • Medication management
  • Personal care help
  • Medical equipment

Good billing practices keep money flowing into the facility, which helps maintain quality care. Poor billing leads to rejected claims, late payments, rule violations, and possible legal problems.

Key People in Nursing Home Billing

Nursing Home Administrators oversee all billing operations. They make decisions about billing systems and staff while ensuring the facility follows all rules.

Medical Coders and Billing Specialists turn medical notes into billing codes, submit claims, track payments, and fix payment issues. Their knowledge of codes and insurance requirements helps maximize proper payment.

Insurance payers such as Medicare, Medicaid, Medicare Advantage plans, commercial insurance, and long-term care insurance. Each has different rules, documentation needs, and payment schedules.

Patients and family members know what their insurance covers and understand what they might have to pay. Often, they manage long nursing home stay costs when insurance stops paying.

Related, Comprehensive Guide on Medical Billing And Coding

Core Nursing Home Billing Guidelines

Billing Cycles and Timeframes

Nursing homes usually bill monthly for services provided during the previous month. Medicare requires “consolidated billing,” meaning the nursing facility must submit all Medicare claims for covered services rather than letting outside providers bill separately.

Medicare Billing Periods

  • Covers the first 100 days after a qualifying hospital stay
  • Claims typically go out monthly
  • Each coverage period starts with a qualifying 3-day hospital stay
  • 5-day assessments determine payment rates under PDPM (Patient-Driven Payment Model)

Medicaid Billing Periods

  • Usually monthly billing
  • Each state has its deadlines
  • Often requires special assessments to determine payment rates

Private Insurance Billing

  • Varies by insurance company
  • Often needs pre-approval
  • May have specific documentation requirements

All claims must be filed within certain time limits—from 30 days to one year after service, depending on the payer. Missing these deadlines usually means no payment.

Documentation and Compliance Requirements

Good documentation is the foundation of proper billing. Essential records include:

  • Resident assessments (MDS forms)
  • Doctor’s orders showing the need for skilled care
  • Care plans with measurable goals
  • Daily nursing notes
  • Therapy evaluation and treatment notes
  • Medication records
  • Progress notes showing how residents respond to treatments

This documentation must clearly show medical necessity, proving that services are needed to treat illness or injury. All providers must ensure that billed services follow accepted medical practices and deliver them at appropriate levels.

Federal rules require nursing facilities to have compliance programs, including:

  • Written policies
  • A compliance officer
  • Regular staff training
  • Good communication channels
  • Internal monitoring
  • Ways to respond to problems
  • Enforcement of standards

Common Billing Mistakes and How to Avoid Them

Wrong Patient Information causes claim rejections and payment delays. Always check:

  • Full legal name
  • Current insurance information
  • Policy and group numbers
  • Correct guarantor information
  • Correct birth date

Coding Errors lead to payment problems and compliance risks:

  • Upcoding (billing for more complicated services than those given)
  • Under coding (billing for less complex services, losing revenue)
  • Unbundling (billing separately for services included in package rates)
  • Wrong modifier usage

Authorization Problems happen when services need pre-approval:

  • Missing or expired authorizations
  • Services exceeding approved limits
  • Failing to document medical necessity

Non-covered services billed to insurance get denied:

  • Basic personal care billed to Medicare Part A
  • Services after benefits run out
  • Experimental treatments
  • Routine personal items included in daily rates

Using claim-checking software, conducting regular internal reviews, and providing ongoing staff education can reduce these common errors significantly.

Nursing Home Billing Codes: Detailed Breakdown

Evaluation and Management (E/M) Codes

Category

Code

Description

Initial Nursing Facility Care

99304

Simple decision-making, basic history, and exam

 

99305

Moderate decision-making, detailed history and exam

 

99306

Complex decision-making, comprehensive history, and exam

Follow-up Nursing Facility Care

99307

Basic follow-up visit, simple decision-making

 

99308

Expanded follow-up visit, low complexity decision-making

 

99309

Detailed follow-up visit, moderate complexity decision-making

 

99310

Comprehensive follow-up visit, high complexity decision-making

Nursing Home Discharge

99315

Management of nursing home discharge days in 30 minutes or less

 

99316

Management of nursing facility discharge days that go longer than 30 minutes

Note: Documentation must support the billed level of service, such as time spent, decision complexity, and care coordinating tasks.

Procedure Codes

Code

Description

29125-29131

Applying arm splints

36415

Drawing blood

43760

Changing feeding tubes

93000

EKG (heart test)

94640

Breathing treatments

97597-97598

Cleaning wounds

11042-11047

Removing dead tissue from wounds

Note: Each procedure code requires specific documentation of medical necessity, technique, body location, and the resident’s response.

Therapy Service Codes

Category

Code

Description

Physical Therapy Codes

97161-97163

PT evaluation (simple to complex)

 

97110

Exercise therapy

 

97112

Nerve and muscle retraining

 

97116

Walking training

 

97530

Activity therapy

 

97535

Self-care training

Occupational Therapy Codes

97165-97167

OT evaluation (simple to complex)

 

97129-97130

Thinking skills therapy

 

97532

Cognitive skill improvement

 

97535

Self-care training

 

97537

Community/work reintegration

Speech Therapy Codes

92521-92524

Speech evaluation

 

92507

Treatment for speech, language, and voice problems

 

92526

Swallowing treatment

 

92609

Services for speech-generating devices

Note: Each therapy session must document time spent (usually in 15-minute units), specific treatments provided, measurable progress, and plans for continued treatment.

Home Health Skilled Nursing CPT Codes

Category

Code

Description

Care Planning and Oversight

G0180

Doctor certification for Medicare home health services

 

G0181

Doctor supervision of patient getting Medicare home health services

 

G0182

Doctor supervision of patient under Medicare hospice care

Respite Care

S5150

Basic respite care, per 15 minutes

 

S5151

Basic respite care per day

 

T1005

Respite care services, 15 minutes

Medical Equipment (DME)

E0130-E0159

Walkers

 

E0185-E0199

Pressure care equipment

 

E0250-E0373

Hospital beds and accessories

 

E0424-E0486

Oxygen and breathing equipment

 

E0910-E0948

Support and traction equipment

Revenue and Value Codes

Category

Code

Description

Common Revenue Codes

0100-0179

Room and board (semi-private, private duty nursing CPT codes, etc.)

 

0183

Leave of absence

 

0250-0259

Pharmacy

 

0270-0279

Medical supplies

 

0420-0429

Physical therapy

 

0430-0439

Occupational therapy

 

0440-0449

Speech therapy

 

0550-0559

Skilled nursing CPT codes

Value Codes

23

Monthly income (patient contribution)

 

31

Patient responsibility amount

 

66

Medicare spend-down amount

 

80-83

Covered days, non-covered days, co-insurance days

Note: The correct revenue codes ensure proper payment processing and financial reporting service categorization.

Related, Why is HIPAA Important for Billing and Coding

Best Practices for Better Nursing Home Billing

  • Use sound documentation systems that connect clinical and billing information
  • Do regular internal reviews to find and fix billing errors
  • Provide ongoing staff training on coding updates and documentation requirements
  • Create clear communication between clinical and billing staff
  • Watch for patterns in denied claims and improve processes
  • Build relationships with insurance representatives to solve issues quickly
  • Stay updated on rule changes affecting payment
  • Consider investing in billing services that streamlines processes and reduces errors

Let's Improve Your Nursing Home Billing Process

Implementing nursing home billing codes requires attention to detail, an understanding of coding systems, and a commitment to following the rules. By investing in expert medical coding services nursing facilities can remain financially strong, allowing them to focus on their primary goal: providing quality care to residents.

Contact us today for a free billing assessment and discover how much revenue you could be recapturing.

Start maximizing your payments now!

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Confused Choosing The Right Billing System?

Frequently Asked Questions

The denial can be appealed within 120 days. First, review the denial reason, fix any errors in documentation or coding, and resubmit with supporting evidence. 

You must submit Medicare claims within 12 months of service. Late submissions are typically rejected, resulting in lost revenue for your facility. 

Medicare covers short-term skilled care (up to 100 days) after hospitalization. Medicaid covers long-term care for those with limited income and assets.

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