CPT Code 00192: Anesthesia for facial bone and skull procedures
CPT Code 00192: Definition and clinical description CPT Code 00192 covers anesthesia for radical surgery on the facial bones or skull, including procedures that correct prognathism, an abnormally protruding jaw. According to the American Medical Association (AMA), the official descriptor for CPT Code 00192 is anesthesia for procedures on facial bones or skull: radical surgery, […]
CPT Code 90999: Unlisted Dialysis Procedure Billing Guide
CPT Code 90999 is the unlisted dialysis procedure code, billed for hemodialysis or peritoneal dialysis when no other code in the 90935-90999 range accurately describes the service performed. Per the AMA’s CPT code set, the official descriptor reads: “Unlisted dialysis procedure, inpatient or outpatient.” It’s a last-resort code, reserved for situations with no matching specific […]
CPT code 92004: Comprehensive ophthalmological service, new patient
CPT code 92004 is the billing code for a comprehensive ophthalmological service for a new patient: medical examination and evaluation with the initiation of a diagnostic and treatment program. It carries one of the most specific documentation checklists in outpatient billing. Miss even one required exam component in the medical record, and the claim gets […]
CPT Code 71271: Low-dose CT lung cancer screening
Missed eligibility documentation is the top reason CPT Code 71271 claims get denied. Medicare’s lung cancer screening benefit has strict requirements: age, smoking history, symptom status, and a completed shared decision-making visit must all be confirmed before you submit. Skip any one of them and the claim comes back unpaid. This reference guide covers what […]
CPT Code 27130: Total hip arthroplasty billing guide
CPT code 27130 is one of the highest-value codes in orthopedic billing, and payer scrutiny matches that value. Incomplete documentation, missing laterality modifiers, and ICD-10 codes that don’t match the payer’s current coverage criteria drive most claim denials for this procedure. This guide covers the official code description, current Medicare reimbursement data, applicable modifiers, covered […]
CPT code 00562: Anesthesia for intrathoracic procedures with pump oxygenator
CPT code 00562 is the anesthesia billing code for open-heart procedures performed with a pump oxygenator (cardiopulmonary bypass), in patients age 1 year or older. It covers non-coronary bypass surgery, such as valve repair, and reoperation coronary bypass performed more than one month after the original operation. Claims for this code get denied over missing […]
CPT code 00561: pediatric cardiac anesthesia guide
CPT code 00561 covers anesthesia for intrathoracic procedures involving the heart and great vessels, performed with a pump oxygenator, in patients younger than 1 year old. This guide covers the base units, reimbursement formula, modifiers, fee schedule, and documentation requirements you need to bill CPT code 00561 accurately. This reference is written for anesthesia billing […]
CPT code 99140: Emergency anesthesia billing guide
CPT code 99140 is an add-on code that anesthesia providers append when anesthesia is administered under genuine emergency conditions, adding 2 base units to the primary anesthesia claim. It cannot stand alone: it must always accompany a primary anesthesia procedure code, and “emergency” has a precise clinical and legal definition under AMA CPT guidelines that […]
CPT code 00537: Anesthesia for cardiac electrophysiologic procedures
Anesthesia claims for cardiac procedures get denied more often than almost any other code family. For CPT code 00537, complex modifier rules, a 2022 base unit change many practices missed, and payer-specific rate variation combine to drive up billing risk. Most denials trace back to incorrect modifier selection or miscalculated time units, not clinical documentation […]
CPT Code 76801: First-trimester OB ultrasound billing guide
CPT Code 76801 describes a first-trimester transabdominal ultrasound of the pregnant uterus for a single or first gestation, performed before 14 weeks 0 days gestational age. It’s one of the most frequently miscoded obstetric ultrasound codes: the common errors are billing it for transvaginal exams (76817) or leaving off the 76802 add-on for twin pregnancies. […]