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S99.191G vs S99.199G

S99.191G (Other physeal fracture of right metatarsal, subsequent encounter for fracture with delayed healing) compared with S99.199G (Other physeal fracture of unspecified metatarsal, subsequent encounter for fracture with delayed healing), from the official CMS tabular data. S99.191G and S99.199G code the same condition on opposite sides. MedCoder-derived

Relationship

Review

Laterality relationship

S99.191G
Right
Other physeal fracture of right metatarsal, subsequent encounter for fracture with delayed healing
S99.199G
Unspecified
Other physeal fracture of unspecified metatarsal, subsequent encounter for fracture with delayed healing

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. S99.191G and S99.199G name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

S99.191GOther physeal fracture of right metatarsal, subsequent encounter for fracture with delayed healingS99.199GOther physeal fracture of unspecified metatarsal, subsequent encounter for fracture with delayed healing
Billing statusBillableBillable
ClassificationS00-T88 — Injury, poisoning and certain other consequences of external causesS00-T88 — Injury, poisoning and certain other consequences of external causes
DefinitionOther physeal fracture of right metatarsal, subsequent encounter for fracture with delayed healing is a billable ICD-10-CM diagnosis code (S99.191G).Other physeal fracture of unspecified metatarsal, subsequent encounter for fracture with delayed healing is a billable ICD-10-CM diagnosis code (S99.199G).
7th characterThe appropriate 7th character is to be added to each code from subcategories S99.1The appropriate 7th character is to be added to each code from subcategories S99.1

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources