Phillip A. Plothow, OD earned a degree of a Doctor of Optometry. Licenses and Affiliations. Phillip A. Plothow, OD has been registered with the National Provider Identifier database since November 08, 2005, and his NPI number is 1235110149. Book an Appointment. To schedule an appointment with Dr. Phillip A. Plothow, please call (801) 373-3337..