Does K64.3 require prior authorization?

No, K64.3 does not require prior authorization (high confidence). Code is covered without prior authorization.

`K64.3` — Fourth degree hemorrhoids

ICD-10-CM

No Prior Auth Required

Code is covered without prior authorization (high confidence)

All services ordered or rendered must be signed and dated in the medical record, including a signed and dated office visit record or operative report.
An Advance Beneficiary Notice (ABN), Form CMS-R-131, should be signed by the beneficiary when applicable to indicate acceptance of financial responsibility.
The patient's medical record must include the ordering provider's assessment as it relates to the patient's complaint for that visit.
The medical record must document relevant medical history and the results of pertinent tests or procedures.

Colonoscopy/sigmoidoscopy/proctosigmoidoscopy is covered for surveillance of colonic neoplasia in patients with a history of colorectal cancer or colonic polyps.
A follow-up procedure is covered 1 year after surgery for treatment of colorectal cancer when the patient is identified as high-risk for colon cancer and is eligible for continued screenings.
A colonoscopy may be billed when a sigmoidoscope is used only if the bowel is sufficiently short that the entire colon can be examined and this fact is clearly documented in the clinical record.
An incomplete colonoscopy (inability to advance the colonoscope to the cecum or colon‑small intestine anastomosis due to unforeseen circumstances) is billed using codes 44388, 45378, G0105 or G0121 with modifier -53.
When the colonoscopy procedure is unusual or difficult, report modifier -22 (unusual procedural services) on the claim.
A follow-on screening colonoscopy after a Medicare-covered non-invasive stool-based CRC screening test that is positive is included in a Complete Colorectal Cancer (CRC) Screening and should be billed as such with modifier -KX to confirm clinical requirements are met.

A57343 — Billing and Coding: Diagnostic and Therapeutic Colonoscopy

A56456 — Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy

A56632 — Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy

A57342 — Billing and Coding: Diagnostic and Therapeutic Colonoscopy

L34213 — Diagnostic and Therapeutic Colonoscopy

Ask Verity about documentation requirements, denial risks, or coverage in your state.