G20.B2

Parkinson's disease with dyskinesia, with fluctuations

Billable FY2026 2025-10-01 → 2026-09-30

Exclusions 9 never code together

Excludes1

Excludes2

certain conditions originating in the perinatal period (P04-P96)P04-P96
certain infectious and parasitic diseases (A00-B99)A00-B99
complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
neoplasms (C00-D49)C00-D49
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 12

G20code

Inclusion terms

Use additional code

code, if applicable, to identify:
dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4)F02.84 F02.A4 F02.B4 F02.C4
dementia with behavioral disturbance (F02.81-, F02.A1-, F02.B1-, F02.C1-)F02.81-F02.A1-F02.B1-F02.C1-
dementia with mood disturbance (F02.83, F02.A3, F02.B3, F02.C3)F02.83 F02.A3 F02.B3 F02.C3
dementia with psychotic disturbance (F02.82, F02.A2, F02.B2, F02.C2)F02.82 F02.A2 F02.B2 F02.C2
dementia without behavioral disturbance (F02.80, F02.A0, F02.B0, F02.C0)F02.80 F02.A0 F02.B0 F02.C0
mild neurocognitive disorder due to known physiological condition (F06.7-)F06.7-

Inclusion terms

Index entries leading here 1

Alongside this code 1 same parent — G20.B

Additional references

AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

CMS22HCC78 CMS28HCC199 ESRD21HCC78 ESRD24HCC78 RX08HCC161

Presence is a property of the code. Untick a model to hide it everywhere.

Present FY2024–FY2027.