Medical Coding Guides

Expert CPT coding guides, modifier explanations, RVU optimization, and ICD-10 tips — written by a practicing surgeon for surgeons, residents, PAs, and coders.

Modifier

The Most Common Modifier Mistakes Surgeons Make

Modifier 57, 59, 25, and bilateral coding mistakes that cost surgeons real money.

Free CPT Code Finder Editorial · May 2026
CPT Guide

96365 vs 96374: IV Infusion vs IV Push Coding

The practical difference between IV infusion and IV push coding, including where 96366 fits and what documentation actually matters.

Free CPT Code Finder Editorial · May 2026
CPT Guide

Infusion Administration CPT Codes: 96365, 96366, and 96374

How to code IV infusion and IV push administration without overcoding, under-documenting, or inventing time that is not in the chart.

Free CPT Code Finder Editorial · May 2026
ICD-10

ICD-10 for Postoperative Complications: Stop Using Garbage Diagnoses

How to code postoperative complications in ICD-10 more accurately, including wound infection, hemorrhage, seroma, and device-related problems.

Free CPT Code Finder Editorial · May 2026
CPT Guide

Trauma Laparotomy CPT Coding: What Actually Gets Paid

A practical trauma laparotomy coding guide covering exploratory laparotomy, bowel resection, splenectomy, packing, and modifier pitfalls.

Free CPT Code Finder Editorial · May 2026
RVU

Why 90-Day Global Procedures Can Fool Your RVU Math

A surgeon-focused RVU guide explaining why 90-day global procedures look richer than they feel and where post-op work hides inside the value.

Free CPT Code Finder Editorial · May 2026
Modifier

Modifier 24: Unrelated E/M During the Postoperative Period

When to use modifier 24, when it fails, and how to document unrelated postoperative E/M visits without getting denied.

Free CPT Code Finder Editorial · May 2026
CPT Guide

How to Code a Laparoscopic Cholecystectomy: CPT 47562, 47563, 47564

Complete coding guide for lap chole — with/without cholangiography, CBD exploration, modifiers, and ICD-10 pairing.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Appendectomy CPT Codes: Open vs Laparoscopic, Simple vs Complicated

44950, 44960, 44970 — when to use each, modifier -22 for complicated, ICD-10 K35 series pairing.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Inguinal Hernia Repair CPT Codes: Complete Coding Guide

Open vs laparoscopic, initial vs recurrent, bilateral coding, and modifier usage for inguinal hernia repair.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Wound Debridement CPT Codes: 11042-11047 Coding Guide

Depth-based coding, add-on codes, size calculation, and when to use the 97597/97598 vs 11042 series.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Central Line and Vascular Access CPT Codes

PICC, IJ, subclavian, femoral — tunneled vs non-tunneled, age-based codes, and port placement coding.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Breast Surgery CPT Codes: Biopsy, Lumpectomy, Mastectomy

19100-19307 series, sentinel lymph node, excisional vs incisional biopsy, partial vs total mastectomy coding.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Abscess I&D CPT Codes: Simple vs Complicated

10060, 10061, 10080, 10081 — perirectal vs superficial, when to code separately vs bundle.

Free CPT Code Finder Editorial · April 2026
CPT Guide

The Global Surgical Package: 0, 10, and 90-Day Rules

What's included, pre-op E/M, post-op visits, return to OR modifiers, and how global periods affect billing.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Small Bowel Surgery CPT Codes: Resection, Obstruction, Enterotomy

44120, 44121, 44130, 44615 — obstruction, adhesiolysis, Meckel's, trauma, and anastomosis coding.

Free CPT Code Finder Editorial · April 2026
CPT Guide

CPT Code for Colon Resection: Right vs Left Colectomy Complete Guide

Right colectomy (44140, 44204), left colectomy, sigmoid (44143, 44208), total colectomy (44150, 44210) with wRVU comparison table.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Colorectal Surgery CPT Codes: Colectomy, Colostomy, Proctectomy

44140-44160 series, laparoscopic codes, Hartmann's, total colectomy, ostomy creation and reversal.

Free CPT Code Finder Editorial · April 2026
CPT Guide

GI Endoscopy CPT Codes: EGD, Colonoscopy, and Interventions

43235-43259 EGD, 45378-45398 colonoscopy — diagnostic vs therapeutic, biopsy, polypectomy techniques.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Trauma Surgery CPT Codes: Exploratory Lap, Damage Control, Critical Care

49000-49002, organ repair, critical care time coding, trauma activation, and multiple procedure rules.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Thyroidectomy CPT Codes: Partial, Total, and Completion

60220-60260 series, with/without neck dissection, parathyroid exploration, and nerve monitoring coding.

Free CPT Code Finder Editorial · April 2026
CPT Guide

Skin and Soft Tissue Excision CPT Codes

11400-11446 benign, 11600-11646 malignant — excision vs shave, margin measurement, and closure codes.

Free CPT Code Finder Editorial · April 2026
Modifier

Modifier 25 Explained: When and How to Use It Correctly

Significant, separately identifiable E/M on same day as procedure — documentation requirements and denial prevention.

Free CPT Code Finder Editorial · April 2026
Modifier

Modifier 59 vs XE, XS, XP, XU: Distinct Procedural Service

NCCI edits, when -59 is appropriate, the X{EPSU} modifiers, real examples, and bundling solutions.

Free CPT Code Finder Editorial · April 2026
Modifier

Modifier 57: Decision for Surgery — When It Matters Most

E/M visit where decision for major surgery is made, 90-day global, vs modifier 25, documentation tips.

Free CPT Code Finder Editorial · April 2026
Modifier

Modifier 22: Getting Paid for Difficult Cases

When to use increased procedural services, documentation requirements, operative note language, RVU impact.

Free CPT Code Finder Editorial · April 2026
Modifier

Modifier 51: Multiple Procedures — Understanding Payment Reduction

MPPR rules, how payment is calculated, primary vs secondary, when NOT to use -51, exempt procedures.

Free CPT Code Finder Editorial · April 2026
ICD-10

ICD-10 Coding for Acute Appendicitis: K35 Series Guide

K35.2, K35.3, K35.80, K35.89 — with/without abscess, perforation, peritonitis, documentation tips.

Free CPT Code Finder Editorial · April 2026
ICD-10

ICD-10 Coding for Gallbladder Disease

K80 cholelithiasis, K81 cholecystitis — acute vs chronic, with/without obstruction, documentation gaps.

Free CPT Code Finder Editorial · April 2026
ICD-10

ICD-10 Coding for Hernias: Complete Guide

K40-K46 series — inguinal, ventral, umbilical, femoral with laterality, recurrence, obstruction, gangrene.

Free CPT Code Finder Editorial · April 2026
RVU

Understanding Work RVUs: What Every Surgeon Needs to Know

How wRVUs are calculated, conversion factor, PE and MP components, compensation benchmarking.

Free CPT Code Finder Editorial · April 2026
RVU

Highest RVU General Surgery Procedures

Top 20 procedures by wRVU, time-to-RVU ratio, and coding tips to maximize your productivity.

Free CPT Code Finder Editorial · April 2026
RVU

RVU Optimization for Surgical Practices

Common missed charges, documentation tips, same-day E/M, critical care billing, teaching physician rules.

Free CPT Code Finder Editorial · April 2026

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