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CPT® Modifier 9O
Deleted

Official Description

FGFR3 (achondroplasia, hypochondroplasia, thanatophoric dysplasia, types I and II, Crouzon syndrome with acanthosis nigricans, Muencke syndromes)

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Short Descr	FGFR3 (achondroplasia, hypochondroplasia, thanatop
Medium Descr	FGFR3 (achondroplasia, hypochondroplasia, thanatophoric dysplasia, types I and II, Crouzon syndrome

Modifiers

-/+ Deleted, Replaced, Expanded Codes

0A-9Z Genetic Testing Code Modifiers

9M-9Z Dysmorphology

9M FGFR1 (Pfeiffer and Kallman syndromes)

9N FGFR2 (Crouzon, Jackson-Weiss, Apert, SaethreChotzen syndromes)

9O FGFR3 (achondroplasia, hypochondroplasia, thanatophoric dysplasia, types I and II, Crouzon syndrome

9P TWIST (Saethre-Chotzen syndrome)

9Q DGCR, commonly called CATCH-22 (DiGeorge and 22q11 deletion syndromes)

9Z Dysmorphology, not otherwise specified

Date	Action	Notes
2013-01-01	Deleted	Removed from the CPT codebook.

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