M1439 — Significant ocular conditions that impact the visual outcome of surgery
M1439 is a HCPCS Level II code for significant ocular conditions that impact the visual outcome of surgery. It belongs to the Medical Services section. Whether Medicare pays it depends on the coverage rule below.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
Physician fee schedule statusM
Measurement code. Used for reporting purposes only; never paid.
Global period: XXX
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The CMS record for M1439
- Long descriptor
- Significant ocular conditions that impact the visual outcome of surgery
- Short descriptor
- Sig ocu cond imp surg out
- Added
- January 1, 2026
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to M1439
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If M1439 is not quite right, the correct code is very often within a few positions of it.
- M1431Encounters conducted via telehealth
- M1432Encounters conducted via telehealth
- M1433Patient on oral chemotherapy on or within 30 days before denominator eligible encounter
- M1434Patient on oral chemotherapy on or within 30 days after denominator eligible encounter
- M1435Patient on oral chemotherapy during the performance period
- M1436Encounters conducted via telehealth
- M1437Encounters conducted via telehealth
- M1438Time last known well to hospital arrival less than or equal to 3.5 hours (<= 210 minutes)
- M1440Encounters conducted via telehealth
- M1441Encounter corresponds to initial diagnosis of sleep apnea or first contact with sleep apnea diagnosed patient
- M1442Encounters conducted via telehealth
- M1443Encounters conducted via telehealth
- M1444Delivery at < 39 weeks of gestation
- M1445Postpartum care visit before or at 12 weeks of giving birth
- M1446Patients who died any time prior to the end of the measure assessment period
- M1447Patients with an active diagnosis of bipolar disorder any time prior to the end of the measure assessment period
Questions about M1439
What is HCPCS code M1439?
M1439 is a HCPCS Level II code for significant ocular conditions that impact the visual outcome of surgery. It sits in the Medical Services section.
Does Medicare cover M1439?
The CMS HCPCS file marks M1439 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
How is M1439 paid under the physician fee schedule?
M1439 carries PFS status code M. Measurement code. Used for reporting purposes only; never paid.