J.D.M.D is a Researcher that boosts the ambulance industry.
Unlocking him automatically runs ambulances and multiplies speed by 2.
He can be unlocked at 
Rank 20.
J.D.M.D is first unlocked from mission titled
'Earn 3.8M Bunkers'
He is based on two different doctors. The name's first part refers to J.D. from Scrubs and the last part refers to Dr. Gregory House from House M.D. His face is also similar to House and the quote is something that J.D. says. Although the quote could perfectly fit to House's exentric personality too.
| J.D.M.D. |  Speed
|
 Science cost
|
Copies needed |
|---|---|---|---|
| Level 1 | x2 | Free | 1 |
| Level 2 | x4 | 50 | 2 |
| Level 3 | x8 | 100 | 5 |
| Level 4 | x16 | 200 | 10 |
| Level 5 | x32 | 300 | 20 |
| Level 6 | x64 | 400 | 50 |
| Level 7 | x128 | 1000 | 100 |
| Level 8 | x256 | 2000 | 200 |
| Level 9 | x512 | 4000 | 400 |
| Level 10 | x1024 | 8000 | 800 |
| Level 11 | x2048 | 20000 | 1000 |
| Level 12 | x4096 | 50000 | 2000 |
| Level 13 | x8192 | 100000 | 5000 |