9 RCM KPIs That Medical Billing Services Actually Move (And Why Yours Might Be Slipping)

Denial rates climbing? Cash flow lagging? Here are 9 revenue cycle KPIs your billing service should be moving—and the benchmarks to hold them to.
By Lemuel Areglo, CPC | Director of Revenue Cycle Management Services

Key Takeaways

  • Many urgent care clinics face a visibility gap rather than a billing crisis. If cash flow is inconsistent, the first step is identifying which metrics are off and by how much.
  • Denial rates exceeding 10% are unacceptable. High-performing urgent care facilities maintain rates below 5% by implementing proactive measures and efficient appeals processes when denials occur.
  • Claims should be submitted within 24 hours of patient encounters. Each day a claim is delayed adds to the payment timeline, impacting overall cash flow.
  • Monitoring relevant KPIs provides insight into the performance and efficiency of your billing operations.
If your urgent care facility is tracking revenue cycle performance but still experiencing slow cash inflow, the issue often lies in visibility rather than effort. Most clinics do not have a billing crisis; they have a measurement gap.
Here are nine key performance indicators (KPIs) that can significantly enhance the efficiency of your billing services, along with benchmarks and necessary adjustments to achieve them.

Table of Contents

How We Selected These Nine

Not every billing metric warrants your attention. We focused on those directly tied to revenue, controllable by billing services, and applicable to urgent care practices. If it doesn’t impact cash flow, staff workload, or compliance, it didn’t make the list.

1. Days in Accounts Receivable

This metric indicates how long it takes to convert a patient visit into cash. High-performing urgent care practices aim to keep this number under 30 days. If it exceeds 50 days, there may be issues with slow claim submission or inadequate follow-up on aging accounts.
The solution is straightforward: ensure same-day claim submission, verify insurance before appointments, and actively monitor accounts that are 61–90 days old.

2. Clean Claim Rate

Every claim that is denied costs time and delays payment by days or even weeks. The industry standard is a clean claim rate of 95% or higher, with top billing operations achieving 98%.
The difference often lies in pre-submission scrubbing, which involves identifying missing modifiers, invalid codes, and payer-specific requirements before claims are submitted. This foundational work is essential for maintaining a healthy cash flow.

3. Denial Rate

Currently, denial rates in the industry range from 12% to 15%. High-performing urgent care facilities maintain rates below 5%. This discrepancy represents a significant amount of revenue that clinics either recover slowly or write off entirely.

Billing services address this issue through two main strategies: prevention (eligibility checks, prior authorization tracking, accurate coding) and recovery (appeals, pattern analysis, and addressing root causes to prevent recurring denials). Both strategies are essential, yet many practices focus on only one.

4. Net Collection Rate

This metric reveals the percentage of the money owed that is actually collected. A rate below 90% indicates potential revenue loss due to underpayments, missed charges, or unaddressed denials.
Aim for a net collection rate of 95% or higher. Achieving this requires conducting charge capture audits, implementing automated underpayment detection, and diligently working accounts until they are fully paid.

5. First-Pass Resolution Rate

This efficiency metric measures how often a claim is paid correctly on the first submission—without rejections, underpayments, or appeals. A low rate indicates that billing staff are spending more time resolving issues than processing new claims.
Target a first-pass resolution rate of 95% or higher. Improving this metric often uncovers specific failure points that, once addressed, can enhance overall performance.

6. Charge Capture Rate

This metric reflects preventable revenue loss. You provided the service, documented it, but failed to bill for it.
Missed charges often occur in ancillary services, supplies, and procedures that were documented but not coded. A billing service can help close this gap by reconciling clinical notes against submitted charges and flagging any discrepancies before filing deadlines.

7. Patient Collection Rate

Patients are increasingly responsible for a larger share of their healthcare costs, with average collection rates on these balances ranging from 34% to 48%. This is not merely a billing issue; it’s a communication challenge.
Providing clear, understandable statements, offering practical payment plan options, and reaching out before balances age into bad debt are essential strategies. While these may seem basic, many urgent care practices lack the systems to implement them consistently.

8. Claims Submission Speed

Medicare has a 14-day payment floor. Each day a claim remains unsubmitted adds unnecessary time to your payment timeline. Claims should be submitted within 24 hours of patient encounters—this is non-negotiable.

The bottleneck often occurs at the transition between clinical documentation and billing. When these systems are integrated, delays are minimized. Without integration, manual data transfers can lead to errors and omissions.

9. Cost to Collect

This metric often goes unnoticed. If you are spending 10 cents to collect every dollar, it significantly impacts your operating margin, a detail that can be overlooked in monthly reports. The target is to keep this cost under 5%.
Outsourcing billing does not automatically reduce this cost; however, a competent billing service can achieve this by distributing technology and staffing costs across a broader client base than any single urgent care clinic can manage alone.

A Quick Reference Guide

KPI

Target

Primary Lever

Days in A/R

<30 days
Faster submission + follow-up

Clean Claim Rate

≥95%
Pre-submission scrubbing

Denial Rate

<5%
Prevention + appeals

Net Collection Rate

≥95%
Persistent A/R work

First-Pass Resolution

≥95%
End-to-end tracking

Charge Capture Rate

≥98%
Documentation audits

Patient Collection Rate

>50%
Clear statements + payment plans

Claims Submission Speed

<24 hours
Same-day processing

Cost to Collect

<5%

Process efficiency

Where to Start

Focus on the metrics where you are furthest from benchmarks; this will provide the quickest path to recovering revenue. If your denial rate exceeds 10%, that’s your priority. If claims are sitting for several days before submission, address that first.
A reputable billing service will establish baseline metrics before promising outcomes and provide regular reports thereafter. If they cannot inform you of your denial rate, that’s a red flag.

UrgentCare Billing Services integrates seamlessly with clinical documentation, which significantly impacts metrics like clean claim rates and submission speed. With no data re-entry and no manual handoffs, billing begins as soon as the provider closes the encounter. This structural improvement leads to sustainable enhancements in performance—not just temporary gains.

Curious about your clinic’s performance? Establishing a baseline RCM assessment is the essential first step.

Lemuel Areglo, CPC

is the Director of Revenue Cycle Management Services at WRS Health, bringing nearly 15 years of experience leading medical billing, coding, credentialing, and revenue cycle operations across the healthcare industry. Lemuel’s expertise spans the full revenue cycle, including claims management, denial resolution, payment posting, accounts receivable, and practice operations. He has extensive experience supporting various specialties, including urgent care, psychiatry, physical therapy, pain management, internal medicine, orthopedic surgery, speech therapy, and sleep medicine.

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