HTR2 - Fees: Serotonin Receptor Genotype (HTR2A and HTR2C)

Test Catalog

Test Name

Test ID: HTR2    
Serotonin Receptor Genotype (HTR2A and HTR2C)

Fees Several factors determine the fee charged to perform a test. Contact your U.S. or International Regional Manager for information about establishing a fee schedule or to learn more about resources to optimize test selection.

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Test Classification Provides information regarding the medical device classification for laboratory test kits and reagents. Tests may be classified as cleared or approved by the US Food and Drug Administration (FDA) and used per manufacturers instructions, or as products that do not undergo full FDA review and approval, and are then labeled as an Analyte Specific Reagent (ASR), Investigation Use Only (IUO) product, or a Research Use Only (RUO) product.

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information Provides guidance in determining the appropriate Current Procedural Terminology (CPT) code(s) information for each test or profile. The listed CPT codes reflect Mayo Medical Laboratories interpretation of CPT coding requirements. It is the responsibility of each laboratory to determine correct CPT codes to use for billing.

CPT codes are provided by the performing laboratory.

81479-Unlisted molecular pathology procedure

LOINC® Code Information Provides guidance in determining the Logical Observation Identifiers Names and Codes (LOINC) values for the order and result codes of this test.

LOINC codes are provided by the performing laboratory.

Test IDTest Order NameOrder LOINC Value
HTR2Serotonin Receptor 2A/2C Genotype46726-6


Result IDTest Result NameResult LOINC Value
83303HTR2 Genotype46726-6
28352HTR2A -1438G>A75726-0
26323HTR2A 74C>A75728-6
28054HTR2A 102 T>C75731-0
28353HTR2A IVS2 A>G75727-8
26324HTR2A 1354 C>T75729-4
19497HTR2C -759 C>T75732-8
26325HTR2C 796 G>C75730-2
26326Reviewed ByNo LOINC Needed