Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Dallin Ollerton, MD

Individual provider Internal Medicine Physician · NPI 1023768959

Dr. Dallin Ollerton, MD is an Internal Medicine Physician in Nephi, Utah. Licensed in Arizona and Utah. Registered with an NPI since 2022.

Licensed in
AZ, UT
In the registry since
2022
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

48 W 1500 N
Nephi, UT 84648-8900
Phone: (435) 623-3000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 14269322-1205 (UT)
Internal Medicine Physician Taxonomy 207R00000X · Licence R80209 (AZ)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1023768959
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 24, 2022
Last updated in NPPESJune 4, 2026
Certification dateJune 4, 2026