icd-10 code for 735.2

by Jefferey O'Hara 7 min read

M20.20

Not Valid for Submission

735.2 is a legacy non-billable code used to specify a medical diagnosis of hallux rigidus. This code was replaced on September 30, 2015 by its ICD-10 equivalent.

Information for Medical Professionals

References found for the code 735.2 in the Index of Diseases and Injuries:

Information for Patients

Fourteen of the 26 bones in your feet are in your toes. The toes, particularly your big toe, help you move and keep your balance. Playing sports, running, and receiving a blow to the foot can damage your toes. Wearing shoes that are too loose or too tight can also cause toe problems.

ICD-9 Footnotes

General Equivalence Map Definitions The ICD-9 and ICD-10 GEMs are used to facilitate linking between the diagnosis codes in ICD-9-CM and the new ICD-10-CM code set. The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs.

ICD-10 Equivalent of 735.2

As of October 2015, ICD-9 codes are no longer used for medical coding. Instead, use this equivalent ICD-10-CM code, which is an approximate match to ICD-9 code 735.2:

Historical Information for ICD-9 Code 735.2

Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.

The ICD code M202 is used to code Hallux rigidus

Hallux rigidus or stiff big toe is degenerative arthritis and stiffness due to bone spurs that affects the MTP joint at the base of the hallux (big toe).

MS-DRG Mapping

DRG Group #564-566 - Other musculoskeletal system and connective tissue diagnoses with MCC.

Equivalent ICD-9 Code GENERAL EQUIVALENCE MAPPINGS (GEM)

This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code M20.22 and a single ICD9 code, 735.2 is an approximate match for comparison and conversion purposes.

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