Doctor 101

A multipurpose Doctor build with high medical skills and all of the medical perks including Healer, Healer+, Blessed Are the Weak, and Medic. He also qualifies for tier 2 training in 5 professions. Ends with 80% Poison Resistance, 62% Radiation Resistance and increased Healing Rate. Very useful to heal other characters. He can shoot a .223 Pistol 4 times per turn starting at level 21 with Fast Shot trait, both Action Boy perks, and Bonus Rate of Fire. Carry Medical Supplies to boost his medical skills.

Leveling
First steps are important: boost Science up to 100 to get Educated at level 4, before you can get the Healer perk.

SPECIAL

Strength 5 (Fires a .223 Pistol 4 times per turn by Level 21)
Perception 6 (Gets Awareness)
Endurance 6 (Ends with 141 Hit Points)
Charisma 3 (Can dialogue with most NPCs and get most quests without Mentats or Beer)
Intelligence 10 (For maximum Skill Points to make this build work as intended)
Agility 10 (Ends with 12 Action Points after both Action Boy perks)
Luck 1

Awareness
Swift Learner (For maximum effect, this support perk should be taken as soon as possible. Level 2)
Educated (Get this at Level 4 by boosting Science up to 100 first)
Snakeater
Faster Healing
Rad Resistance
Gecko Skinning
Dead Man Walking
Best of a Bad Lot

Healer at level 4 (Don't pick a perk at level 3; this perk should be available at level 4)
Healer+ at level 6
Blessed are the Weak at level 9
Action Boy at level 12
Medic at level 16
Bonus Rate of Fire at level 18
Action Boy at level 21
Gain Charisma or Pack Rat or Even Tougher or Lifegiver at level 24