Alas, the folks at Phoenix Wallet have not deigned to grace us with their presence on Nostr.
And you are correct, Phoenix does not work for receiving lightning payouts from OCEAN, because they don't support the description field properly.
Your option for self-custody payouts is running your own CLN node, and your custodial option is nostr:npub1h2qfjpnxau9k7ja9qkf50043xfpfy8j5v60xsqryef64y44puwnq28w8ch.
Our fellow nostrich nostr:npub1h2qfjpnxau9k7ja9qkf50043xfpfy8j5v60xsqryef64y44puwnq28w8ch has a guide for the latter:
nostr:naddr1qvzqqqr4gupzpggzvz325tcf9kz79s9c9627430ccc82r8rgujycwxd43n92y037qyg8wumn8ghj7mn0wd68ytnddakj7qgwwaehxw309ahx7uewd3hkctcqqcur2vfsxg6sd9z5ck
