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Official Description

Sperm isolation; complex prep (eg, Percoll gradient, albumin gradient) for insemination or diagnosis with semen analysis

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

The procedure described by CPT® Code 89261 involves the complex preparation of sperm isolation, which is essential for assisted reproductive technologies or diagnostic evaluations. This process begins with a semen analysis, which is a critical step that assesses the quality and characteristics of the semen. During the semen analysis, various parameters are evaluated, including the presence and motility of sperm, which indicates their ability to move effectively. The total density of sperm per millimeter of semen is calculated, providing insight into the overall sperm concentration. Additionally, the motile density is determined, focusing specifically on the number of sperm that exhibit good forward motion, which is vital for successful fertilization. The analysis may also include an evaluation of the semen volume, which refers to the total amount of semen produced in a single ejaculation, and a differential assessment, which examines the morphology of the sperm under a microscope to identify those that appear normal. After completing the semen analysis, the sperm isolation process commences. In this procedure, a test tube is prepared with a gradient solution, typically consisting of 90% Percoll or albumin in the lower half and a 45% gradient solution in the upper half. Unsorted spermatozoa are placed on top of this gradient, and the test tube is subjected to centrifugation. This step is crucial as it separates viable sperm from nonviable ones based on their density and motility. The viable sperm, which settle at the bottom of the tube, are then collected for further diagnostic analysis or for use in artificial insemination procedures. This meticulous process ensures that only the healthiest sperm are selected for reproductive purposes, thereby enhancing the chances of successful conception.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

The procedure associated with CPT® Code 89261 is indicated for the following conditions:

  • Assisted Reproductive Technology: This procedure is performed to isolate viable sperm for use in various assisted reproductive techniques, such as in vitro fertilization (IVF) or artificial insemination.
  • Diagnostic Evaluation: Sperm isolation may also be indicated for diagnostic purposes, particularly when assessing male fertility and sperm quality.

2. Procedure

The sperm isolation procedure under CPT® Code 89261 involves several critical steps to ensure the effective separation of viable sperm from nonviable sperm. The first step is the preparation of a test tube containing a gradient solution. This solution consists of a 90% Percoll or albumin gradient in the lower half of the tube, while the upper half contains a 45% Percoll or albumin gradient solution. Once the gradient is established, unsorted spermatozoa are carefully placed on top of the 45% solution. This positioning is crucial as it allows for the effective separation of sperm based on their motility and viability during the subsequent centrifugation process. The test tube is then centrifuged for a duration of 30 minutes at a controlled temperature of 25 degrees Celsius. This centrifugation process facilitates the movement of viable sperm down through the gradient, allowing them to settle at the bottom of the tube, while nonviable sperm remain suspended in the 45% solution. After centrifugation, the viable sperm are collected from the bottom of the tube. This isolated sperm can then be utilized for further diagnostic analysis or prepared for a separately reportable artificial insemination procedure, ensuring that only the healthiest sperm are selected for reproductive use.

3. Post-Procedure

After the sperm isolation procedure is completed, the viable sperm that have been collected can be used for further diagnostic testing or for artificial insemination. It is essential to handle the isolated sperm carefully to maintain their viability and motility. The healthcare provider may provide specific instructions regarding the timing and method of insemination if the sperm are to be used for assisted reproductive procedures. Additionally, monitoring may be necessary to assess the outcomes of the insemination process and to evaluate the overall success of the assisted reproductive technology employed.

Short Descr SPERM ISOLATION COMPLEX
Medium Descr SPRM ISOL CPLX PREP INSEMINATION/DX SEMEN ALYS
Long Descr Sperm isolation; complex prep (eg, Percoll gradient, albumin gradient) for insemination or diagnosis with semen analysis
Status Code Statutory Exclusion (from MPFS, may be paid under other methodologies)
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 9 - Not Applicable
Multiple Procedures (51) 9 - Concept does not apply.
Bilateral Surgery (50) 9 - Concept does not apply.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 9 - Concept does not apply.
Co-Surgeons (62) 9 - Concept does not apply.
Team Surgery (66) 9 - Concept does not apply.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator STV-Packaged Codes
Type of Service (TOS) 5 - Diagnostic Laboratory
Berenson-Eggers TOS (BETOS) T1H - Lab tests - other (non-Medicare fee schedule)
MUE 1
CCS Clinical Classification 206 - Microscopic examination (bacterial smear, culture, toxicology)
Date
Action
Notes
2011-01-01 Changed Short description changed.
1998-01-01 Added First appearance in code book in 1998.
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