Appendix Table A.
ICD-9-CM, GPI, CPT, and HCPCS Codes
| Medical diagnosis | ICD-9-CM codes |
| Diabetes mellitus | 250.xx |
| Polyneuropathy in diabetes | 357.2x |
| Diabetic retinopathy | 362.0x |
| Diabetic cataract | 366.41 |
| Diabetes in pregnancy | 648.0x, 648.8x |
| Blindness | 369.0x, 369.1x, 369.2x, 369.4x, 369.6x, 369.7x |
| Secondary diabetes | 249.xx |
| Other specified disorders of pancreatic internal secretion | 251.8x |
| Polycystic ovaries | 256.4x |
| Poisoning by adrenal cortical steroids | 962.0x |
| Antidiabetes medication | GPI codes |
| Sulfonylureas | 2720x |
| Amino acid derivatives | 2723x |
| Meglitinide analogs | 2728x |
| Diabetic other (glucagon, glucose) | 2730x |
| Alpha-glucosidase inhibitors | 2750x |
| Dipeptidyl peptidase-4 inhibitors | 2755x |
| Insulin-sensitizing agents (thiazolidinedione) | 2760x |
| Antidiabetes combination | 2799x |
| Insulin | 2710x |
| Amylin analogs | 2715x |
| Incretin mimetic agents | 2717x |
| Eye examinations | CPT codes: 67028, 67030, 67031, 67036, 67039–67043, 67101, 67105, 67107, 67108, 67110, 67112, 67113, 67121, 67141, 67145, 67208, 67210, 67218, 67220, 67221, 67227, 67228, 92002, 92004, 92012, 92014, 92018, 92019, 92134, 92225–92228, 92230, 92235, 92240, 92250, 92260, 2022F, 2024F, 2026F, 3072F |
| HCPCS codes: S0620, S0621, S0625, S3000 | |
| ICD-9 procedure codes: 14.1x–14.5x, 14.9x, 95.02–95.04, 95.11, 95.12, 95.16 |
CPT indicates Current Procedural Terminology; GPI, Generic Product Identifier; HCPCS, Healthcare Common Procedure Coding System; ICD-9-CM, International Classification of Diseases, Ninth Revision, Clinical Modification.