Does T43.643A require prior authorization?

No, T43.643A does not require prior authorization (high confidence). Code is covered without prior authorization.

`T43.643A` — Poisoning by ecstasy, assault, initial encounter

ICD-10-CM

No Prior Auth Required

Code is covered without prior authorization (high confidence)

For services that require a referring/ordering physician, the referring/ordering physician's name and NPI must be reported on the claim.
The claim must include a valid ICD-10-CM diagnosis code that best describes the patient's condition for which the urine drug test was performed.
For diagnostic urine drug tests, report the test result if known; if the result is not known, report the symptoms that prompted the performance of the test.
This billing and coding guidance complements Local Coverage Determination L35724 and providers should follow LCD L35724 in conjunction with NCCI/OPPS rules when preparing claims.

Octreotide is covered for chemotherapy-induced diarrhea (CID) when claim includes ICD-10-CM codes T38.895A/T38.895D/T38.895S, T43.215A/T43.215D/T43.215S, T43.225A/T43.225D/T43.225S, or T50.995A/T50.995D/T50.995S and the medical record documents the chemotherapy agent(s) causing the CID and prior antidiarrheal treatments that became ineffective.
Octreotide is covered for treatment of VIPoma when claim includes ICD-10-CM codes C25.4, C26.0, D13.7, D13.91, or D13.99 and the medical record documents that the patient’s diagnosis is VIPoma.
Octreotide may be considered when ICD-10-CM code R79.89 is submitted if the medical record documents abnormal clinical or laboratory findings that led to suspicion of VIPoma.
Octreotide may be considered when ICD-10-CM code R94.7 is submitted if the medical record documents an abnormal octreotide scan that led to suspicion of VIPoma.
Urine drug testing (UDT) and drugs-of-abuse testing are covered when reasonable and necessary per LCD L35006 and ordered on an individual patient basis by the treating clinician with medical-record documentation of medical necessity.
Patients with a documented diagnosis consistent with substance use disorder (SUD) may qualify for an exception to the standard presumptive UDT annual limits.

L40195 — Allergen Immunotherapy (AIT) with Subcutaneous Immunotherapy (SCIT)

J05

A57472 — Billing and Coding: Allergy Immunotherapy

J05

L34645 — Urine Drug Testing

J05

A57473 — Billing and Coding: Allergy Testing

J05

L36408 — Allergen Immunotherapy (AIT) with Subcutaneous Immunotherapy (SCIT)

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