The CFO 'sticker' is a MUST HAVE
CFO = Commission on Filipinos Overseas
Here's the main website link:-
http://www.cfo.gov.ph/
Follow the link under 'PDOS/REGISTRATION' that says "Filipino Spouses and Partners of Foreign National"
There you'll find info on what it's all about and the steps needed.
You can take the CFO Guidance and Counseling Program but you can't secure the final 'passport sticker' until you have a valid visa where the start date/valid from date is already current.
Try to join the CFO Guidance and Counseling Program when you're in Manila for the TB screening