Urgent Care Billing Services
Urgent care centers see patients without appointments, often on evenings and weekends. A single visit can include an exam, an X-ray, a lab test, a splint and a shot. Every one of those services needs its own code and documentation.
Urgent care billing is a high-volume job with thin margins per visit. Eligibility is checked at the front desk, often in a hurry, and many patients are out of network or uninsured. Westmont Revenue Partners connects urgent care operators with vetted billing experts who understand walk-in workflows, procedure bundling and payer contracts, so each visit is billed completely and accurately.
Who this is for
- Independent urgent care centers and small chains
- Multi-site urgent care groups
- Hospital-owned urgent care clinics
- Walk-in clinics with on-site X-ray and lab
- Owners opening a new urgent care location
What gets billed
- Walk-in office visits
- Wound repair and laceration care
- Fracture care and splinting
- X-rays and other on-site imaging
- Rapid tests such as strep and urinalysis
- Injections and medications given in clinic
- Incision and drainage of abscesses
- Nebulizer treatments and respiratory care
- Employer services and physicals
- Vaccines
- Telehealth visits, where offered
Commonly billed codes
| Code | Type | What it covers |
|---|---|---|
| 99203 | CPT | New patient office visit, low level |
| 99204 | CPT | New patient office visit, moderate level |
| 99213 | CPT | Established patient visit, low level |
| 99214 | CPT | Established patient visit, moderate level |
| 12001 | CPT | Simple wound repair, 2.5 cm or less |
| 12002 | CPT | Simple wound repair, 2.6 to 7.5 cm |
| 29125 | CPT | Short arm splint, static |
| 71046 | CPT | Chest X-ray, two views |
| 87880 | CPT | Rapid test for group A strep |
| 81002 | CPT | Urine dipstick test, non-automated, without microscopy |
| 96372 | CPT | Injection given under the skin or into muscle |
| J1885 | HCPCS | Ketorolac injection, per 15 mg |
| J3301 | HCPCS | Triamcinolone acetonide injection, per 10 mg |
Note
Codes are examples for orientation, not a complete list, and do not guarantee coverage or payment. Always check current code sets and payer policy.
Billing challenges in urgent care
Visit level and procedures together. A visit that includes a procedure may need modifier 25 on the exam. Billers check that the exam went beyond the procedure's normal pre-work.
Wound repair coding. Repair codes depend on the length and type of the closure. Billers need the measurements and the layers closed documented, and they bill repair length by body area.
Imaging and technical components. Centers with X-ray may bill the technical and the reading separately. Billers make sure the reading is documented and who performed it.
Place of service and facility type. Urgent care visits use a specific place of service, but hospital-owned clinics may be billed differently. Billers confirm how each location is set up.
Out-of-network and self-pay patients. Walk-ins vary widely in coverage. Billers verify eligibility at check-in and apply self-pay policies and applicable price transparency rules.
Drug and supply billing. Injections need the drug, dose and administration documented. Billers match units to the dose given and watch for lost drug charges.
Payer contract terms. Contracts may pay urgent care differently from primary care. Billers track contract terms and flag underpayments.
How Westmont can help
- Matching you with vetted billing experts who understand urgent care workflows
- End-to-end revenue cycle support for high-volume walk-in claims
- Denial management for procedure, imaging and level-of-service denials
- Credentialing and payer enrollment support for new providers and sites
- Reporting on payer mix, denial trends and unpaid claims
Frequently asked questions
What makes urgent care billing different from primary care billing?
Urgent care sees walk-ins, performs more procedures and often has on-site imaging and lab. Patients may be out of network, uninsured or from another area. Contracts and place of service rules can differ. A biller with urgent care experience knows these differences and watches for missed charges.
Can I bill an office visit and a procedure on the same day?
Often yes, if the visit involved a significant and separately identifiable evaluation beyond the procedure's usual work. Many payers expect modifier 25 on the visit code. Documentation matters. Your biller should check each payer's policy before billing both. Clear notes that separate the exam from the procedure make payment more likely and denials easier to appeal.
How are wound repairs coded?
Repair codes depend on the type of closure, such as simple, intermediate or complex, and the total length by body area. The note should record the measurement, the depth and how the wound was closed. Lengths for the same type and area are generally added together.
Why do urgent care claims get denied?
Common causes are eligibility errors, missing modifiers, medical necessity questions and mismatched diagnosis codes. Some payers also have rules for how urgent care is credentialed. Good front desk checks and regular denial reviews cut these down. Tracking denials by reason and payer also shows which problems repeat and which fixes work best.
How should we handle uninsured and self-pay patients?
Set clear self-pay policies, post prices as required by law, and collect at the time of service when possible. Check federal and state price transparency rules and the No Surprises Act requirements that apply to you. A billing expert can help set up a workflow.
Related billing services
See what simpler billing looks like
Tell us about your practice and we will connect you with vetted billing experts. Contact Westmont for a quote.
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