Full list of all 45 Two Point Hospital achievements worth 1,520 gamerscore. It takes around 150-200 hours to unlock all of the achievements in the base game.
The base game contains 30 achievements worth 1,000 Gamerscore, and there are 5 DLC packs containing 15 achievements worth 520 Gamerscore.
Unlock every plot in Overgrowth
Earn 63 Gold Stars
Train a World-Class Surgeon
Complete Wave 42 on Topless Mountain
Earn 54 Gold Stars
Train a World-Class Psychiatrist
Earn 1 Star at each hospital on Pebberley Island
Get a Curing Spree on Topless Mountain
Run 50 Marketing Campaigns
Earn 45 Gold Stars
Reach $50,000,000 Organisation Value
Earn 30 Gold Stars
Earn 1 Star at each hospital in the Pointy Mountains
Complete the "Cheesier Gubbins" Research Project in Swelbard
Win every award in a single hospital
Complete 50 Research Projects
Earn 10,000 Kudosh
Have a Level 5 De-lux Clinic at the Underlook Hotel
Knock the socks off of Bartholomew F. Yeti
Train a World-Class Researcher
Shoot 10 Monobeasts in a row without missing
Have a Level 20 Hospital
Earn 15 Gold Stars
Shoot 1 Monobeast
Injure someone with an exploding machine
Capture 100 Ghosts
Cure 1000 Patients
Conduct 25 Machine Upgrades
Have a Level 10 Hospital
Cure 1 Patient
Complete 50 Research Nodes
Complete Superbug Project "Hair Removal"
Complete a Multiplayer Challenge
Cure a patient with Frogborne
Expose 50 Alien Infiltrators
Activate every Robo-Janitor prototype in Chasm 24
Earn 1 Star at each hospital in Close Encounters
Maximise your Green Energy capacity in Windsock
Earn 1 star at each hospital in Off The Grid
Cure a patient in the Herb Garden
Receieve the highest possible Eco Rating
Complete R.E.M.I. X versions of Mitton University, Tumble & Flemington
Complete R.E.M.I. X versions of Hogsport, Lower Bullocks & Flottering
Earn 72 Gold Stars
Earn 81 Gold Stars