2026 ICD-10-CM Diagnosis Code Z41.1Encounter for cosmetic surgery
Z41.1 is a billable ICD-10-CM diagnosis code for encounter for cosmetic surgery. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 606 through 607. The code is exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Encounter for prophylactic or other procedures.
Code Identity
Code Classification
Present on Admission (POA)Billing
Z41.1 is exempt from POA reporting on inpatient claims to general acute care hospitals. Review other POA exempt codes.
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Inclusion Terms
- Encounter for cosmetic breast implant
- Encounter for cosmetic procedure
Type 1 Excludes
- encounter for plastic and reconstructive surgery following medical procedure or healed injury Z42
- encounter for post-mastectomy breast implantation Z42.1
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
- Admission (for) - See Also: Encounter (for);
- breast augmentation or reduction - Z41.1
- cosmetic surgery NEC - Z41.1
- plastic surgery, cosmetic NEC - Z41.1
External Cause of Injuries IndexGuidance
References for this code in the External Cause of Injuries Index.
- Admission(for)
- breast augmentation or reduction
- Admission(for)
- cosmetic surgery NEC
- Admission(for)
- plastic surgery, cosmetic NEC
- Encounter(with health service) (for)
- breast augmentation or reduction
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Plastic and Cosmetic Surgery
Surgeons can reshape the appearance of body parts through cosmetic surgery. Some of the most common body parts people want to improve through surgery include:
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert Z41.1 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About Z41.1Overview
Is Z41.1 a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report encounter for cosmetic surgery on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What MS-DRG does Z41.1 group to?
When encounter for cosmetic surgery is the principal diagnosis on an inpatient stay, it groups to MS-DRG 606, 607, with relative weights from 0.9064 to 1.5132 depending on complications. Higher weights mean higher Medicare reimbursement.
Is Z41.1 exempt from POA reporting?
Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for encounter for cosmetic surgery on inpatient claims.
What is the ICD-9 equivalent of Z41.1?
Under the General Equivalence Mappings, encounter for cosmetic surgery converts to ICD-9-CM V50.1 (plastic surgery NEC). The mapping is approximate, so confirm the match fits the documentation.
