Can I nurse my baby when she gets hungry in between feedings, in addition to bottle feeding her pumped breast milk? Or is that feeding her too much?

Nurture vs nutrient. Don't assume that willingness to latch & feed every hour is necessary hunger. You can unwittingly create a snacking baby if you assume every mouthing or rooting response is a need to feed. Babies can do this for the comfort. Hunger is an empty stomach.

Related Questions

What is the difference between bottle feeding breast milk and nursing?

Nurturing. While the nutrition is the same, there is value in natural feeding. Infants who breast feed are listening to mom's heartbeat, swaying with her movements, and sharing the same space. This in some ways mimics the comfort afforded by the womb. As the infant grows older, they may or may not need or appreciate the nurturing. A breast feeder that finishes quickly and wants to get off is ready to wean. Read more...

Is there a difference between bottle feeding breast milk and breastfeeding?

Follow link below. http://kidshealth.org/parent/growth/feeding/breast_bottle_feeding.html. Read more...
Yes. The kid is a better milk extractor than your attempts at pumping and natural feeding stimulates milk production better. The kid also gains a certain level of closeness /hearing your heartbeat/ smelling your natural scent that is hard to duplicate with a bottle.However, you must do whatever it takes so you both make it through the process. Read more...

Is there a difference between breastfeeding and bottle feeding breast milk?

Yes. While the baby will get the same nutritional value from breast milk in both ways, feeding from the breast itself has greater psychological advantages for both the mother and the baby with increased bonding etc. . Read more...