Is H21 a billable ICD-10 code?

No, H21 is not a billable code. It is a category code that requires additional specificity. You must select a more specific code from the subcategories for billing purposes.

What does ICD-10 code H21 mean?

ICD-10-CM code H21 represents Other disorders of iris and ciliary body. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

What is the parent category for ICD-10 code H21?

The parent category for H21 is section:H15-H22 (Disorders of sclera, cornea, iris and ciliary body (H15-H22)). This hierarchical classification helps organize related diagnoses for more accurate coding.

What conditions should be coded separately from H21?

Code H21 has Type 2 Excludes including: sympathetic uveitis (H44.1-). These conditions are not included in H21 but can be coded together if the patient has both conditions.

H212026

Non-billable

Other disorders of iris and ciliary body

Clinical Notes

FAQ

Related Codes

H21Other disorders of iris and ciliary body

H21.0Hyphema

H21.00unspecified eye

H21.01right eye

H21.02left eye

H21.03bilateral

H21.1Other vascular disorders of iris and ciliary body

H21.1Xof iris and ciliary body

H21.1X1of iris and ciliary body, right eye

H21.1X2of iris and ciliary body, left eye

H21.1X3of iris and ciliary body, bilateral

H21.1X9of iris and ciliary body, unspecified eye

H21.2Degeneration of iris and ciliary body

H21.21Degeneration of chamber angle

H21.211Degeneration of chamber angle, right eye

H21.212Degeneration of chamber angle, left eye

H21.213Degeneration of chamber angle, bilateral

H21.219Degeneration of chamber angle, unspecified eye

H21.22Degeneration of ciliary body

H21.221Degeneration of ciliary body, right eye

H21.222Degeneration of ciliary body, left eye

H21.223Degeneration of ciliary body, bilateral

H21.229Degeneration of ciliary body, unspecified eye

H21.23Degeneration of iris (pigmentary)

H21.231Degeneration of iris (pigmentary), right eye

H21.232Degeneration of iris (pigmentary), left eye

H21.233Degeneration of iris (pigmentary), bilateral

H21.239Degeneration of iris (pigmentary), unspecified eye

H21.24Degeneration of pupillary margin

H21.241Degeneration of pupillary margin, right eye

H21.242Degeneration of pupillary margin, left eye

H21.243Degeneration of pupillary margin, bilateral

H21.249Degeneration of pupillary margin, unspecified eye

H21.25Iridoschisis

H21.251right eye

H21.252left eye

H21.253bilateral

H21.259unspecified eye

H21.26Iris atrophy (essential) (progressive)

H21.261(progressive), right eye

H21.262(progressive), left eye

H21.263(progressive), bilateral

H21.269(progressive), unspecified eye

H21.27Miotic pupillary cyst

H21.271right eye

H21.272left eye

H21.273bilateral

H21.279unspecified eye

H21.29Other iris atrophy

H21.3Cyst of iris, ciliary body and anterior chamber

H21.30Idiopathic cysts of iris, ciliary body or anterior chamber

H21.301Idiopathic cysts of iris, ciliary body or anterior chamber, right eye

H21.302Idiopathic cysts of iris, ciliary body or anterior chamber, left eye

H21.303Idiopathic cysts of iris, ciliary body or anterior chamber, bilateral

H21.309Idiopathic cysts of iris, ciliary body or anterior chamber, unspecified eye

H21.31Exudative cysts of iris or anterior chamber

H21.311Exudative cysts of iris or anterior chamber, right eye

H21.312Exudative cysts of iris or anterior chamber, left eye

H21.313Exudative cysts of iris or anterior chamber, bilateral

H21.319Exudative cysts of iris or anterior chamber, unspecified eye

H21.32Implantation cysts of iris, ciliary body or anterior chamber

H21.321Implantation cysts of iris, ciliary body or anterior chamber, right eye

H21.322Implantation cysts of iris, ciliary body or anterior chamber, left eye

H21.323Implantation cysts of iris, ciliary body or anterior chamber, bilateral

H21.329Implantation cysts of iris, ciliary body or anterior chamber, unspecified eye

H21.33Parasitic cyst of iris, ciliary body or anterior chamber

H21.331Parasitic cyst of iris, ciliary body or anterior chamber, right eye

H21.332Parasitic cyst of iris, ciliary body or anterior chamber, left eye

H21.333Parasitic cyst of iris, ciliary body or anterior chamber, bilateral

H21.339Parasitic cyst of iris, ciliary body or anterior chamber, unspecified eye

H21.34Primary cyst of pars plana

H21.341Primary cyst of pars plana, right eye

H21.342Primary cyst of pars plana, left eye

H21.343Primary cyst of pars plana, bilateral

H21.349Primary cyst of pars plana, unspecified eye

H21.35Exudative cyst of pars plana

H21.351Exudative cyst of pars plana, right eye

H21.352Exudative cyst of pars plana, left eye

H21.353Exudative cyst of pars plana, bilateral

H21.359Exudative cyst of pars plana, unspecified eye

H21.4Pupillary membranes

H21.40unspecified eye

H21.41right eye

H21.42left eye

H21.43bilateral

H21.5Other and unspecified adhesions and disruptions of iris and ciliary body

H21.50Unspecified adhesions of iris

H21.501Unspecified adhesions of iris, right eye

H21.502Unspecified adhesions of iris, left eye

H21.503Unspecified adhesions of iris, bilateral

H21.509Unspecified adhesions of iris and ciliary body, unspecified eye

H21.51Anterior synechiae (iris)

H21.511right eye

H21.512left eye

H21.513bilateral

H21.519unspecified eye

H21.52Goniosynechiae

H21.521right eye

H21.522left eye

H21.523bilateral

H21.529unspecified eye

H21.53Iridodialysis

H21.531right eye

H21.532left eye

H21.533bilateral

H21.539unspecified eye

H21.54Posterior synechiae (iris)

H21.541right eye

H21.542left eye

H21.543bilateral

H21.549unspecified eye

H21.55Recession of chamber angle

H21.551Recession of chamber angle, right eye

H21.552Recession of chamber angle, left eye

H21.553Recession of chamber angle, bilateral

H21.559Recession of chamber angle, unspecified eye

H21.56Pupillary abnormalities

H21.561Pupillary abnormality, right eye

H21.562Pupillary abnormality, left eye

H21.563Pupillary abnormality, bilateral

H21.569Pupillary abnormality, unspecified eye

H21.8Other specified disorders of iris and ciliary body

H21.81Floppy iris syndrome

H21.82Plateau iris syndrome (post-iridectomy) (postprocedural)

H21.89of iris and ciliary body

H21.9Unspecified disorder of iris and ciliary body

Related Categories

H15Disorders of sclera H16Keratitis H17Corneal scars and opacities H18Other disorders of cornea H20Iridocyclitis H22Disorders of iris and ciliary body in diseases classified elsewhere