89.11 - Tonometry
The ICD 9 Code for Tonometry is listed as 89.11.
Additional information concerning this code and description can be found below including ICD 10 crosswalks / GEMS and chapter information where available.
| ICD 9 CM Volume 3 (PCS) Field | Value |
|---|---|
| Procedure Code: | 89.11 |
| Description: | Tonometry |
| Short Description: | Tonometry |
| Chapter: | Miscellaneous diagnostic and therapeutic procedures |
| Subsection 1: | Interview, evaluation, consultation, and examination |
| ICD-10-PCS General Equivalence Mappings (GEMS): | |
| ICD 10 PCS Code: | 4A07XBZ - Measurement of Visual Pressure, External Approach (approximate) |
| ICD-9-CM Volume 3 (PCS) Siblings (same level / similar specificity) of 89.11: | |
| 89.10 - Intracarotid amobarbital test | |
| 89.12 - Nasal function study | |
| 89.13 - Neurologic examination | |
| 89.14 - Electroencephalogram | |
| 89.15 - Other nonoperative neurologic function tests | |
| 89.16 - Transillumination of newborn skull | |
| 89.17 - Polysomnogram | |
| 89.18 - Other sleep disorder function tests | |
| 89.19 - Video and radio-telemetered electroencephalographic monitoring | |