Is M1A a billable code?
No. M1A is a header code that groups 210 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
M1A: Chronic gout
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
M1A groups related diagnoses under chronic gout. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under M1A
- M1A.0110Idiopathic chronic gout, right shoulder, without tophus (tophi)
- M1A.0111Idiopathic chronic gout, right shoulder, with tophus (tophi)
- M1A.0120Idiopathic chronic gout, left shoulder, without tophus (tophi)
- M1A.0121Idiopathic chronic gout, left shoulder, with tophus (tophi)
- M1A.0190Idiopathic chronic gout, unspecified shoulder, without tophus (tophi)
- M1A.0191Idiopathic chronic gout, unspecified shoulder, with tophus (tophi)
- M1A.0210Idiopathic chronic gout, right elbow, without tophus (tophi)
- M1A.0211Idiopathic chronic gout, right elbow, with tophus (tophi)
- M1A.0220Idiopathic chronic gout, left elbow, without tophus (tophi)
- M1A.0221Idiopathic chronic gout, left elbow, with tophus (tophi)
- M1A.0290Idiopathic chronic gout, unspecified elbow, without tophus (tophi)
- M1A.0291Idiopathic chronic gout, unspecified elbow, with tophus (tophi)
- M1A.0310Idiopathic chronic gout, right wrist, without tophus (tophi)
- M1A.0311Idiopathic chronic gout, right wrist, with tophus (tophi)
- M1A.0320Idiopathic chronic gout, left wrist, without tophus (tophi)
- M1A.0321Idiopathic chronic gout, left wrist, with tophus (tophi)
- M1A.0390Idiopathic chronic gout, unspecified wrist, without tophus (tophi)
- M1A.0391Idiopathic chronic gout, unspecified wrist, with tophus (tophi)
- M1A.0410Idiopathic chronic gout, right hand, without tophus (tophi)
- M1A.0411Idiopathic chronic gout, right hand, with tophus (tophi)
- M1A.0420Idiopathic chronic gout, left hand, without tophus (tophi)
- M1A.0421Idiopathic chronic gout, left hand, with tophus (tophi)
- M1A.0490Idiopathic chronic gout, unspecified hand, without tophus (tophi)
- M1A.0491Idiopathic chronic gout, unspecified hand, with tophus (tophi)
- M1A.0510Idiopathic chronic gout, right hip, without tophus (tophi)
- M1A.0511Idiopathic chronic gout, right hip, with tophus (tophi)
- M1A.0520Idiopathic chronic gout, left hip, without tophus (tophi)
- M1A.0521Idiopathic chronic gout, left hip, with tophus (tophi)
- M1A.0590Idiopathic chronic gout, unspecified hip, without tophus (tophi)
- M1A.0591Idiopathic chronic gout, unspecified hip, with tophus (tophi)
- M1A.0610Idiopathic chronic gout, right knee, without tophus (tophi)
- M1A.0611Idiopathic chronic gout, right knee, with tophus (tophi)
- M1A.0620Idiopathic chronic gout, left knee, without tophus (tophi)
- M1A.0621Idiopathic chronic gout, left knee, with tophus (tophi)
- M1A.0690Idiopathic chronic gout, unspecified knee, without tophus (tophi)
- M1A.0691Idiopathic chronic gout, unspecified knee, with tophus (tophi)
- M1A.0710Idiopathic chronic gout, right ankle and foot, without tophus (tophi)
- M1A.0711Idiopathic chronic gout, right ankle and foot, with tophus (tophi)
- M1A.0720Idiopathic chronic gout, left ankle and foot, without tophus (tophi)
- M1A.0721Idiopathic chronic gout, left ankle and foot, with tophus (tophi)
- M1A.0790Idiopathic chronic gout, unspecified ankle and foot, without tophus (tophi)
- M1A.0791Idiopathic chronic gout, unspecified ankle and foot, with tophus (tophi)
- M1A.1110Lead-induced chronic gout, right shoulder, without tophus (tophi)
- M1A.1111Lead-induced chronic gout, right shoulder, with tophus (tophi)
- M1A.1120Lead-induced chronic gout, left shoulder, without tophus (tophi)
- M1A.1121Lead-induced chronic gout, left shoulder, with tophus (tophi)
- M1A.1190Lead-induced chronic gout, unspecified shoulder, without tophus (tophi)
- M1A.1191Lead-induced chronic gout, unspecified shoulder, with tophus (tophi)
- M1A.1210Lead-induced chronic gout, right elbow, without tophus (tophi)
- M1A.1211Lead-induced chronic gout, right elbow, with tophus (tophi)
- M1A.1220Lead-induced chronic gout, left elbow, without tophus (tophi)
- M1A.1221Lead-induced chronic gout, left elbow, with tophus (tophi)
- M1A.1290Lead-induced chronic gout, unspecified elbow, without tophus (tophi)
- M1A.1291Lead-induced chronic gout, unspecified elbow, with tophus (tophi)
- M1A.1310Lead-induced chronic gout, right wrist, without tophus (tophi)
- M1A.1311Lead-induced chronic gout, right wrist, with tophus (tophi)
- M1A.1320Lead-induced chronic gout, left wrist, without tophus (tophi)
- M1A.1321Lead-induced chronic gout, left wrist, with tophus (tophi)
- M1A.1390Lead-induced chronic gout, unspecified wrist, without tophus (tophi)
- M1A.1391Lead-induced chronic gout, unspecified wrist, with tophus (tophi)
- M1A.1410Lead-induced chronic gout, right hand, without tophus (tophi)
- M1A.1411Lead-induced chronic gout, right hand, with tophus (tophi)
- M1A.1420Lead-induced chronic gout, left hand, without tophus (tophi)
- M1A.1421Lead-induced chronic gout, left hand, with tophus (tophi)
- M1A.1490Lead-induced chronic gout, unspecified hand, without tophus (tophi)
- M1A.1491Lead-induced chronic gout, unspecified hand, with tophus (tophi)
- M1A.1510Lead-induced chronic gout, right hip, without tophus (tophi)
- M1A.1511Lead-induced chronic gout, right hip, with tophus (tophi)
- M1A.1520Lead-induced chronic gout, left hip, without tophus (tophi)
- M1A.1521Lead-induced chronic gout, left hip, with tophus (tophi)
- M1A.1590Lead-induced chronic gout, unspecified hip, without tophus (tophi)
- M1A.1591Lead-induced chronic gout, unspecified hip, with tophus (tophi)
- M1A.1610Lead-induced chronic gout, right knee, without tophus (tophi)
- M1A.1611Lead-induced chronic gout, right knee, with tophus (tophi)
- M1A.1620Lead-induced chronic gout, left knee, without tophus (tophi)
- M1A.1621Lead-induced chronic gout, left knee, with tophus (tophi)
- M1A.1690Lead-induced chronic gout, unspecified knee, without tophus (tophi)
- M1A.1691Lead-induced chronic gout, unspecified knee, with tophus (tophi)
- M1A.1710Lead-induced chronic gout, right ankle and foot, without tophus (tophi)
- M1A.1711Lead-induced chronic gout, right ankle and foot, with tophus (tophi)
- M1A.1720Lead-induced chronic gout, left ankle and foot, without tophus (tophi)
- M1A.1721Lead-induced chronic gout, left ankle and foot, with tophus (tophi)
- M1A.1790Lead-induced chronic gout, unspecified ankle and foot, without tophus (tophi)
- M1A.1791Lead-induced chronic gout, unspecified ankle and foot, with tophus (tophi)
- M1A.2110Drug-induced chronic gout, right shoulder, without tophus (tophi)
- M1A.2111Drug-induced chronic gout, right shoulder, with tophus (tophi)
- M1A.2120Drug-induced chronic gout, left shoulder, without tophus (tophi)
- M1A.2121Drug-induced chronic gout, left shoulder, with tophus (tophi)
- M1A.2190Drug-induced chronic gout, unspecified shoulder, without tophus (tophi)
- M1A.2191Drug-induced chronic gout, unspecified shoulder, with tophus (tophi)
- M1A.2210Drug-induced chronic gout, right elbow, without tophus (tophi)
- M1A.2211Drug-induced chronic gout, right elbow, with tophus (tophi)
- M1A.2220Drug-induced chronic gout, left elbow, without tophus (tophi)
- M1A.2221Drug-induced chronic gout, left elbow, with tophus (tophi)
- M1A.2290Drug-induced chronic gout, unspecified elbow, without tophus (tophi)
- M1A.2291Drug-induced chronic gout, unspecified elbow, with tophus (tophi)
- M1A.2310Drug-induced chronic gout, right wrist, without tophus (tophi)
- M1A.2311Drug-induced chronic gout, right wrist, with tophus (tophi)
- M1A.2320Drug-induced chronic gout, left wrist, without tophus (tophi)
- M1A.2321Drug-induced chronic gout, left wrist, with tophus (tophi)
- M1A.2390Drug-induced chronic gout, unspecified wrist, without tophus (tophi)
- M1A.2391Drug-induced chronic gout, unspecified wrist, with tophus (tophi)
- M1A.2410Drug-induced chronic gout, right hand, without tophus (tophi)
- M1A.2411Drug-induced chronic gout, right hand, with tophus (tophi)
- M1A.2420Drug-induced chronic gout, left hand, without tophus (tophi)
- M1A.2421Drug-induced chronic gout, left hand, with tophus (tophi)
- M1A.2490Drug-induced chronic gout, unspecified hand, without tophus (tophi)
- M1A.2491Drug-induced chronic gout, unspecified hand, with tophus (tophi)
- M1A.2510Drug-induced chronic gout, right hip, without tophus (tophi)
- M1A.2511Drug-induced chronic gout, right hip, with tophus (tophi)
- M1A.2520Drug-induced chronic gout, left hip, without tophus (tophi)
- M1A.2521Drug-induced chronic gout, left hip, with tophus (tophi)
- M1A.2590Drug-induced chronic gout, unspecified hip, without tophus (tophi)
- M1A.2591Drug-induced chronic gout, unspecified hip, with tophus (tophi)
- M1A.2610Drug-induced chronic gout, right knee, without tophus (tophi)
- M1A.2611Drug-induced chronic gout, right knee, with tophus (tophi)
- M1A.2620Drug-induced chronic gout, left knee, without tophus (tophi)
- M1A.2621Drug-induced chronic gout, left knee, with tophus (tophi)
- M1A.2690Drug-induced chronic gout, unspecified knee, without tophus (tophi)
- M1A.2691Drug-induced chronic gout, unspecified knee, with tophus (tophi)
- M1A.2710Drug-induced chronic gout, right ankle and foot, without tophus (tophi)
- M1A.2711Drug-induced chronic gout, right ankle and foot, with tophus (tophi)
- M1A.2720Drug-induced chronic gout, left ankle and foot, without tophus (tophi)
- M1A.2721Drug-induced chronic gout, left ankle and foot, with tophus (tophi)
- M1A.2790Drug-induced chronic gout, unspecified ankle and foot, without tophus (tophi)
- M1A.2791Drug-induced chronic gout, unspecified ankle and foot, with tophus (tophi)
- M1A.3110Chronic gout due to renal impairment, right shoulder, without tophus (tophi)
- M1A.3111Chronic gout due to renal impairment, right shoulder, with tophus (tophi)
- M1A.3120Chronic gout due to renal impairment, left shoulder, without tophus (tophi)
- M1A.3121Chronic gout due to renal impairment, left shoulder, with tophus (tophi)
- M1A.3190Chronic gout due to renal impairment, unspecified shoulder, without tophus (tophi)
- M1A.3191Chronic gout due to renal impairment, unspecified shoulder, with tophus (tophi)
- M1A.3210Chronic gout due to renal impairment, right elbow, without tophus (tophi)
- M1A.3211Chronic gout due to renal impairment, right elbow, with tophus (tophi)
- M1A.3220Chronic gout due to renal impairment, left elbow, without tophus (tophi)
- M1A.3221Chronic gout due to renal impairment, left elbow, with tophus (tophi)
- M1A.3290Chronic gout due to renal impairment, unspecified elbow, without tophus (tophi)
- M1A.3291Chronic gout due to renal impairment, unspecified elbow, with tophus (tophi)
- M1A.3310Chronic gout due to renal impairment, right wrist, without tophus (tophi)
- M1A.3311Chronic gout due to renal impairment, right wrist, with tophus (tophi)
- M1A.3320Chronic gout due to renal impairment, left wrist, without tophus (tophi)
- M1A.3321Chronic gout due to renal impairment, left wrist, with tophus (tophi)
- M1A.3390Chronic gout due to renal impairment, unspecified wrist, without tophus (tophi)
- M1A.3391Chronic gout due to renal impairment, unspecified wrist, with tophus (tophi)
- M1A.3410Chronic gout due to renal impairment, right hand, without tophus (tophi)
- M1A.3411Chronic gout due to renal impairment, right hand, with tophus (tophi)
- M1A.3420Chronic gout due to renal impairment, left hand, without tophus (tophi)
- M1A.3421Chronic gout due to renal impairment, left hand, with tophus (tophi)
- M1A.3490Chronic gout due to renal impairment, unspecified hand, without tophus (tophi)
- M1A.3491Chronic gout due to renal impairment, unspecified hand, with tophus (tophi)
- M1A.3510Chronic gout due to renal impairment, right hip, without tophus (tophi)
- M1A.3511Chronic gout due to renal impairment, right hip, with tophus (tophi)
- M1A.3520Chronic gout due to renal impairment, left hip, without tophus (tophi)
- M1A.3521Chronic gout due to renal impairment, left hip, with tophus (tophi)
- M1A.3590Chronic gout due to renal impairment, unspecified hip, without tophus (tophi)
- M1A.3591Chronic gout due to renal impairment, unspecified hip, with tophus (tophi)
- M1A.3610Chronic gout due to renal impairment, right knee, without tophus (tophi)
- M1A.3611Chronic gout due to renal impairment, right knee, with tophus (tophi)
- M1A.3620Chronic gout due to renal impairment, left knee, without tophus (tophi)
- M1A.3621Chronic gout due to renal impairment, left knee, with tophus (tophi)
- M1A.3690Chronic gout due to renal impairment, unspecified knee, without tophus (tophi)
- M1A.3691Chronic gout due to renal impairment, unspecified knee, with tophus (tophi)
- M1A.3710Chronic gout due to renal impairment, right ankle and foot, without tophus (tophi)
- M1A.3711Chronic gout due to renal impairment, right ankle and foot, with tophus (tophi)
- M1A.3720Chronic gout due to renal impairment, left ankle and foot, without tophus (tophi)
- M1A.3721Chronic gout due to renal impairment, left ankle and foot, with tophus (tophi)
- M1A.3790Chronic gout due to renal impairment, unspecified ankle and foot, without tophus (tophi)
- M1A.3791Chronic gout due to renal impairment, unspecified ankle and foot, with tophus (tophi)
- M1A.4110Other secondary chronic gout, right shoulder, without tophus (tophi)
- M1A.4111Other secondary chronic gout, right shoulder, with tophus (tophi)
- M1A.4120Other secondary chronic gout, left shoulder, without tophus (tophi)
- M1A.4121Other secondary chronic gout, left shoulder, with tophus (tophi)
- M1A.4190Other secondary chronic gout, unspecified shoulder, without tophus (tophi)
- M1A.4191Other secondary chronic gout, unspecified shoulder, with tophus (tophi)
- M1A.4210Other secondary chronic gout, right elbow, without tophus (tophi)
- M1A.4211Other secondary chronic gout, right elbow, with tophus (tophi)
- M1A.4220Other secondary chronic gout, left elbow, without tophus (tophi)
- M1A.4221Other secondary chronic gout, left elbow, with tophus (tophi)
- M1A.4290Other secondary chronic gout, unspecified elbow, without tophus (tophi)
- M1A.4291Other secondary chronic gout, unspecified elbow, with tophus (tophi)
- M1A.4310Other secondary chronic gout, right wrist, without tophus (tophi)
- M1A.4311Other secondary chronic gout, right wrist, with tophus (tophi)
- M1A.4320Other secondary chronic gout, left wrist, without tophus (tophi)
- M1A.4321Other secondary chronic gout, left wrist, with tophus (tophi)
- M1A.4390Other secondary chronic gout, unspecified wrist, without tophus (tophi)
- M1A.4391Other secondary chronic gout, unspecified wrist, with tophus (tophi)
- M1A.4410Other secondary chronic gout, right hand, without tophus (tophi)
- M1A.4411Other secondary chronic gout, right hand, with tophus (tophi)
- M1A.4420Other secondary chronic gout, left hand, without tophus (tophi)
- M1A.4421Other secondary chronic gout, left hand, with tophus (tophi)
- M1A.4490Other secondary chronic gout, unspecified hand, without tophus (tophi)
- M1A.4491Other secondary chronic gout, unspecified hand, with tophus (tophi)
- M1A.4510Other secondary chronic gout, right hip, without tophus (tophi)
- M1A.4511Other secondary chronic gout, right hip, with tophus (tophi)
- M1A.4520Other secondary chronic gout, left hip, without tophus (tophi)
- M1A.4521Other secondary chronic gout, left hip, with tophus (tophi)
- M1A.4590Other secondary chronic gout, unspecified hip, without tophus (tophi)
- M1A.4591Other secondary chronic gout, unspecified hip, with tophus (tophi)
- M1A.4610Other secondary chronic gout, right knee, without tophus (tophi)
- M1A.4611Other secondary chronic gout, right knee, with tophus (tophi)
- M1A.4620Other secondary chronic gout, left knee, without tophus (tophi)
- M1A.4621Other secondary chronic gout, left knee, with tophus (tophi)
- M1A.4690Other secondary chronic gout, unspecified knee, without tophus (tophi)
- M1A.4691Other secondary chronic gout, unspecified knee, with tophus (tophi)
- M1A.4710Other secondary chronic gout, right ankle and foot, without tophus (tophi)
- M1A.4711Other secondary chronic gout, right ankle and foot, with tophus (tophi)
- M1A.4720Other secondary chronic gout, left ankle and foot, without tophus (tophi)
- M1A.4721Other secondary chronic gout, left ankle and foot, with tophus (tophi)
- M1A.4790Other secondary chronic gout, unspecified ankle and foot, without tophus (tophi)
- M1A.4791Other secondary chronic gout, unspecified ankle and foot, with tophus (tophi)
M1A questions
What does M1A mean?
M1A is the ICD-10-CM code for Chronic gout. It is in chapter 13, Diseases of the musculoskeletal system and connective tissue (M00-M99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.