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RCM Finder Resource Center

Healthcare RCM Blog

Practical guidance on medical billing, coding, compliance and practice growth, written for practice managers and physicians.

380+
Published guides
8
Topic areas
Every guide is reviewed by Awais Afzal, founder of RCM Finder.

Browse by topic

Medical Coding97ICD-10, CPT and modifiersBilling and Claims73Claims managementSpecialty Billing55Specialty and niche billingRevenue Cycle59A/R and denialsMedicare and Compliance40Payer rules and complianceMarketing and Growth22Outsourcing and growthCredentialing18Payer enrollmentPractice Management17EHR and staffing

Latest guides

Newest first. Use the page numbers at the bottom to reach every guide.

Illustrated glucose meter, blood drop icon and clipboard of diabetes codes on a desk

Diabetes ICD-10 Codes: E10, E11, O24 and Z79 Rules (FY2027)

Which diabetes ICD-10 codes fit type 1, type 2 and gestational diabetes, how Z79 and remission codes work, and what to check before a claim goes out.

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Padlock over a folder holding a billing statement, with a staff badge, illustrated

Patient Privacy in Medical Billing: Minimum Necessary, BAAs and Access

HIPAA lets practices share patient data to get paid, but only the minimum necessary, under signed agreements and with controlled access. Here is how that works inside billing.

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Illustrated OB/GYN practice front desk with a tablet showing a pregnancy billing tracker

OB/GYN Billing Technology: Global OB Tracking and Claim Checks

What OB/GYN billing technology should do: track each pregnancy, time the global claim by payer, check claims before submission and flag aging claims.

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Two calendars comparing locum tenens block coverage with per diem single-day coverage for a medical practice

Locum Tenens vs Per Diem: Practice Coverage and Billing Guide

Choosing between locum tenens and per diem coverage changes how claims are billed. Here is how to decide, and what Medicare’s substitute-billing rules require.

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Illustration of a video call window with a padlock shield, representing HIPAA-aware telehealth

Is Zoom HIPAA Compliant? BAA, Settings and Telehealth Checklist

Zoom can support HIPAA-compliant telehealth, but only with a paid plan, a signed BAA and safe practice habits. Here is the decision, paperwork and setup list.

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Billing desk with a knee diagram marked left and right beside a code checklist

Knee Pain ICD-10 Codes: M25.561, M25.562 and M25.569 Explained

Knee pain ICD-10 codes come from M25.56-. Learn which code fits the right, left, both or unstated knee, and when a confirmed diagnosis replaces the symptom code.

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Insurance Credentialing Services for Mental Health Providers

Insurance Credentialing Services for Mental Health Providers

Table of Contents Insurance credentialing services for mental health providers in the modern healthcare context is crucial in enabling mental health professionals navigate the intricate insurance reimbursement issues. Credentialing is not just a form of bureaucracy; it is a critical process that can authenticate the qualification and skills of the healthcare providers so that the […]

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Illustrated moon and clock above a hospital bed icon with two night markers

Two-Midnight Rule Explained: Inpatient vs Observation Billing

How Medicare separates inpatient from observation under the two-midnight rule, which exceptions apply, and what documentation protects the claim.

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Hospital ward and clinic icons linked by a coding clipboard

Inpatient Coding vs Outpatient Coding: Code Sets and Payment

Inpatient coding and outpatient coding use different code sets, different claims and different payment systems. Here is how they differ and where the two-midnight rule fits.

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Illustrated flu vaccine vial and syringe beside a calendar page and an autumn leaf for flu season billing

Flu Vaccine CPT Codes and Billing: 2026-2027 Season Guide

Which flu vaccine CPT codes to bill this season, what is new (including an mRNA code), and how Medicare Part B pays. Checked against CDC, CMS and AMA sources in October 2026.

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Illustrated front desk worker showing a patient two doors labeled in network and out of network

In-Network vs Out-of-Network: Costs, Claims and Surprise Billing

What in-network and out-of-network mean, how the plan contract changes what a patient pays, and where the No Surprises Act does and does not protect them.

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Illustration of the medical billing process from patient visit to payment received

Medical Billing Process: Steps From Visit to Payment

The medical billing process in eleven steps, who owns each one, where claims fail, and five practical ways to improve it.

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