Response: We thank the commenters for their recommendations
The C1831 device category was made effective in the OPPS on October 1, 2021, and expired on September 30, 2024, as such, we cannot reinstate the pass-through payment status of C1831 because reinstatement would make the pass-through payment status effective longer than the maximum 3-year period permitted under section 1833(t)(6)(B)(iii) of the Act and 419.66(g)
These figures are not extrapolated from a human trial (there isnt one) and they are not scaled from the mouse papers
You may need B12 injections if you: Have been diagnosed with pernicious anemia Have gastrointestinal issues (e.g., Crohns disease, celiac disease, or after bariatric surgery) Follow a strict vegan or vegetarian diet without adequate supplementation Are over the age of 50, as absorption decreases with age Take certain medications that interfere with B12 absorption Have chronic fatigue, memory issues, or nerve problems due to B12 deficiency
Lyophilized research products should be stored in a cool, dry environment prior to preparation to help maintain long-term stability and purity