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This article contains coding and other guidelines that complement the Local Coverage Determination (LCD) for Corneal Pachymetry. Coding Information: Procedure codes may be subject to National Correct Coding Initiative (NCCI) edits or OPPS packaging edits.
The correct use of an ICD-10-CM code listed below does not assure coverage of a service. The service must be reasonable and necessary in the specific case and must meet the criteria specified in the related determination.
Contractors may specify Bill Types to help providers identify those Bill Types typically used to report this service. Absence of a Bill Type does not guarantee that the article does not apply to that Bill Type.
Contractors may specify Revenue Codes to help providers identify those Revenue Codes typically used to report this service. In most instances Revenue Codes are purely advisory. Unless specified in the article, services reported under other Revenue Codes are equally subject to this coverage determination.
H18.20 is a billable diagnosis code used to specify a medical diagnosis of unspecified corneal edema. The code H18.20 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.#N#The ICD-10-CM code H18.20 might also be used to specify conditions or terms like bullous corneal epithelial edema, corneal edema, corneal epithelial edema, corneal stromal edema, edema of cornea of bilateral eyes , edema of cornea of left eye, etc.#N#Unspecified diagnosis codes like H18.20 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.
The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code: 1 Bullous corneal epithelial edema 2 Corneal edema 3 Corneal epithelial edema 4 Corneal stromal edema 5 Edema of cornea of bilateral eyes 6 Edema of cornea of left eye 7 Edema of cornea of right eye 8 Fine corneal edema 9 Infiltrate of cornea 10 Infiltrate of cornea of bilateral eyes 11 Infiltrate of cornea of left eye 12 Infiltrate of cornea of right eye 13 Microcystic edema of cornea of left eye 14 Microcystic edema of cornea of right eye 15 Pseudophakic corneal edema
H18.20 is a billable diagnosis code used to specify a medical diagnosis of unspecified corneal edema. The code H18.20 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions. Unspecified diagnosis codes like H18.20 are acceptable when clinical information is unknown ...
Your cornea is the outermost layer of your eye. It is clear and shaped like a dome. The cornea helps to shield the rest of the eye from germs, dust, and other harmful matter. It also helps your eye to focus. If you wear contact lenses, they float on top of your corneas.
Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record. ICD-10: H18.20. Short Description: