Chiropractic Billing — Medicare Rules Mastered, Revenue Protected

Proven Results

• 38% Average Revenue Increase
• 94.9% First-Pass Claim Rate
• 46% Reduction in Denials
• 13.2 Days Faster Payment Collection

Common Billing Challenges

Frequency Limitation Compliance

Managing frequency limits for spinal manipulation and therapy services requires tracking visits per condition and adhering to payer-specific policies.

Medical Necessity Documentation

Proving medical necessity for ongoing chiropractic care requires detailed documentation of patient progress, functional outcomes, and treatment plans.

Cash vs Insurance Mix Management

Managing both cash-pay patients and insurance billing requires separate systems and understanding when to bill insurance versus patient-pay.

Modifier Usage Complexity

Chiropractic billing requires specific modifiers for multiple conditions, concurrent care, and different regions of the spine being treated.

Documentation Requirements

Each chiropractic visit requires specific documentation including examination findings, treatment provided, and patient response to care.

Therapy Service Bundling

Understanding which physical therapy modalities can be billed with spinal manipulation and which are bundled by payers.

Our Solutions

Chiropractic Billing Specialists

Our certified coders specialize in chiropractic billing with deep knowledge of CPT codes, modifiers, and payer-specific requirements.

• Expertise in spinal manipulation coding
• Knowledge of therapy modality billing
• Proper modifier application
• Reduced coding errors and denials

Compliance Monitoring Systems

Automated tracking of visit frequency, treatment plans, and documentation requirements to ensure compliance with payer policies.

• Frequency limit tracking
• Medical necessity alerts
• Documentation compliance
• Reduced audit risk

Medical Necessity Support

Comprehensive support for documenting medical necessity with treatment plans, progress notes, and functional outcome measurements.

• Proper documentation guidance
• Treatment plan optimization
• Progress tracking support
• Higher approval rates

Treatment Plan Optimization

Strategic billing approaches to maximize reimbursements for covered services while managing cash-pay patient accounts.

• Maximized insurance reimbursements
• Efficient cash-pay processing
• Optimized therapy billing
• Improved revenue capture

Specialized Services

Spinal Manipulation Services

Expert billing for chiropractic manipulative treatment (CMT) including different spinal regions and number of regions treated.

• CMT coding (98940-98943)
• Multiple region billing
• Extraspinal manipulation
• Treatment documentation

Physical Therapy Modalities

Comprehensive billing for therapeutic procedures and modalities provided in conjunction with chiropractic care.

• Therapeutic exercises
• Manual therapy
• Electrical stimulation
• Ultrasound therapy

Examination Services

Accurate billing for initial examinations, re-examinations, and evaluation and management services.

• Initial exam billing
• Re-examination coding
• E&M services
• Diagnostic testing

Rehabilitation Services

Specialized billing for therapeutic procedures, rehabilitation programs, and functional restoration care.

• Therapeutic activities
• Neuromuscular re-education
• Therapeutic procedures
• Rehabilitation programs

Common CPT Codes Reference

Key codes include 98940 (Chiropractic manipulative treatment (CMT) — spinal, 1–2 regi), 98941 (Chiropractic manipulative treatment — spinal, 3–4 regions), 98942 (Chiropractic manipulative treatment — spinal, 5 regions), 98943 (Chiropractic manipulative treatment — extraspinal, 1 or more), 99202 (Office/outpatient new patient visit, 15–29 minutes), 99203 (Office/outpatient new patient visit, 30–44 minutes), 99212 (Office/outpatient established patient visit, 10–19 minutes), 97110 (Therapeutic exercises — 15 min), 97012 (Mechanical traction), 97032 (Electrical stimulation, attended — 15 min). Proper code selection requires understanding of bundling rules, NCCI edits, and modifier usage.

Expert Billing Insights

Medicare Chiropractic Coverage: CMT Only, Active vs. Maintenance

Medicare coverage for chiropractic is uniquely narrow: it covers ONLY spinal manipulation (CMT) for subluxation correction, and only when the patient is expected to improve (active care phase). Medicare does NOT cover initial examinations, X-rays, physical modalities, or maintenance care provided by chiropractors as chiropractic services. This creates a critical billing pitfall — chiropractors who are Medicare providers can only bill 98940–98942; all other services must be collected privately with an ABN.

• Medicare covers 98940, 98941, 98942 ONLY — no 98943 (extraspinal), no modalities
• Maintenance care is NOT covered — document expectation of improvement at each visit
• Advance Beneficiary Notice (ABN) required before providing non-covered services
• Chiropractors cannot order/refer to other Medicare providers in their capacity as DCs

AT Modifier and Active vs. Maintenance Care Documentation

The AT (Acute Treatment) modifier must be appended to chiropractic CMT codes when billing Medicare to indicate the patient is receiving active treatment with expected improvement. Failure to use the AT modifier results in automatic denial. Conversely, once a patient plateaus and enters the maintenance phase, the AT modifier cannot be used, and services are non-covered. Documentation must clearly state the patient's baseline, measurable progress, and ongoing improvement expectations.

• AT modifier is REQUIRED on all Medicare chiropractic CMT claims — no AT = denial
• Document objective measures: ROM in degrees, VAS pain scores, functional improvement
• Progress notes at every visit must demonstrate expected and actual measurable improvement
• Switch patient to self-pay with signed ABN when entering maintenance phase

Commercial Payer Visit Limits and Prior Authorization

Commercial chiropractic coverage varies enormously by plan. Many plans cap chiropractic at 12–26 visits per year and require prior authorization for visits beyond an initial set. Some plans carve chiropractic out to specialty networks (e.g., American Specialty Health) with separate authorization systems. Understanding each patient's chiropractic benefit structure — before care begins — prevents billing surprises and claim denials.

• Verify chiropractic-specific benefits: many plans separate chiro from PT/rehab benefits
• Prior auth portals for chiro networks (ASH, Optum Health) differ from medical payer portals
• Document functional progress with standardized tools (Oswestry, NDI) for continued auth
• Step therapy requirements: some plans require failed PT or injection before authorizing ongoing CMT

Payer-Specific Billing Tips

Medicare Part B

• Bill ONLY 98940–98942 with AT modifier — no other services are covered under Medicare chiro
• Issue ABN before every non-covered service (exams, X-rays, modalities, maintenance care)
• Maintain SOAP notes demonstrating patient improvement at every visit
• Chiropractors enrolled in Medicare cannot opt-out — must accept assignment

Medicaid

• Chiropractic Medicaid coverage is state-optional — many states do not cover it
• Where covered, Medicaid chiro is typically limited to 12–18 visits per year
• Prior authorization is common for Medicaid chiropractic services
• Verify chiro participation in the state's managed Medicaid plan networks

Commercial Payers

• Verify chiro-specific benefit vs. general PT/rehab benefit — they are often separate
• Many commercial plans route chiro through specialty networks (ASH, MultiPlan) — use their portals
• Annual visit limits are common — track per patient per plan year to avoid denials
• Functional outcome tools (Oswestry, PROMIS) strengthen continued auth requests

Personal Injury & Auto Insurance

• PI/auto billing uses lien-based payment — file claim promptly at accident rates
• Document mechanism of injury, onset, and correlation to motor vehicle accident thoroughly
• Letters of protection (LOPs) from attorneys are common — understand LOP lien implications
• Some states have PIP (Personal Injury Protection) with specific billing requirements and limits

Related Billing Resources

• Physical Therapy Billing
• Pain Management Billing
• Orthopedic Billing
• Eligibility Verification
• Denial Management Services
• CPT Codes Reference Guide
• Medical Billing Glossary

Key Services

• chiropractic billing
• chiropractor billing services
• spinal adjustment billing
• chiropractic coding
• DC billing