NORC I 2016 VSP Summary Data Report for the vision& Eye Health Surveillance System Table 3. 2013 Eye Care Provider Categories Taxonomy Codes VEHSS Provider Specialty Medicare Provider Provider Taxonomy Description Type Category Code Provider Type Taxonomy By ophthalmologists and other physicians Physician/ 207X0200X Allopathic Osteopathic Physicians/Ophthalmic Plastic and Physician/ 207oo000x Ophthalmology By optometrists and opticians 152W00000X Eye and visio 152WC0802X Eye and Vision Service Providers/Optometrist, Corneal and Contact Management 152L0500X Eye and Vision Service Providers/Optometrist, Low Vision Rehabilitation 152WX0102X Eye and Vision Service Providers/Optometrist, Occupational Vision 152WP0200X Eye and Vision Service Providers/Optometrist, Pediatrics 152WS0006X Eye and Vision Service Providers/Optometric 152WV0400X Eye and Vision Service Providers/Optometrist, Vision Therapy 96[5] Optician 156FX1800X Eye&Vision Service Providers/Technician/Technologist, Optician Medical Diagnoses Identification of prevalent cases Individual VSP beneficiaries were assigned to diagnosis categories and subgroups based on the presence of an included iCD10 diagnosis code on any patient claim during the year of observation. Diagnosis codes may be primary or secondary codes. Only one instance of a code is required to assign the patient to a diagnosis category and subgroup We used following identification algorithm Any observation of an indicated diagnosis code in any VSP claim by a patient The diagnosis code may be primary or secondary Only one instance of the diagnosis code is necessary to trigger classification to a diagnosis Patients may be assigned to multiple categories and subcategoriesNORC | 2016 VSP Summary Data Report for the Vision & Eye Health Surveillance System 8 Table 3. 2013 Eye Care Provider Categories Taxonomy Codes VEHSS Provider Type Category Specialty Code Medicare Provider Type Provider Taxonomy Code Provider Taxonomy Description By ophthalmologists and other physicians 2 Physician/ General Surgery 207WX0200X Allopathic & Osteopathic Physicians/Ophthalmic Plastic and Reconstructive Surgery 18 Physician/ Ophthalmology 207W00000X Allopathic & Osteopathic Physicians/Ophthalmology By optometrists and opticians 41 Optometry 152W00000X Eye and Vision Service Providers/Optometrist 152WC0802X Eye and Vision Service Providers/Optometrist, Corneal and Contact Management 152WL0500X Eye and Vision Service Providers/Optometrist, Low Vision Rehabilitation 152WX0102X Eye and Vision Service Providers/Optometrist, Occupational Vision 152WP0200X Eye and Vision Service Providers/Optometrist, Pediatrics 152WS0006X Eye and Vision Service Providers/Optometrist, Sports Vision 152WV0400X Eye and Vision Service Providers/Optometrist, Vision Therapy 96[5] Optician 156FX1800X Eye & Vision Service Providers/Technician/Technologist, Optician Medical Diagnoses Identification of prevalent cases Individual VSP beneficiaries were assigned to diagnosis categories and subgroups based on the presence of an included ICD10 diagnosis code on any patient claim during the year of observation. Diagnosis codes may be primary or secondary codes. Only one instance of a code is required to assign the patient to a diagnosis category and subgroup. We used following identification algorithm: ■ Any observation of an indicated diagnosis code in any VSP claim by a patient. ■ The diagnosis code may be primary or secondary. ■ Only one instance of the diagnosis code is necessary to trigger classification to a diagnosis category. ■ Patients may be assigned to multiple categories and subcategories