A red blood cell's life span is approximately 4 months. I am a Leukemia patient. Red Blood cells are being created all of the time, if they lasted 4 months, we would overdos â¦ e on them.They last very short periods of time,,,,mere seconds. red blood cell's life span is approximately 4 months. I am a Leukemia patient. Red Blood cells are being created all of the time, if they lasted 4 months, we would overdos â¦ e on them.
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Contact Service Credit Union. Contact the Dartmouth Hitchcock Medical Center Branch location at 1 Medical Center Drive by calling (603) 650-7053 or contact the credit union by any of these means: Phone: (603) 650-7053. Toll Free: (800) 936-7730.