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

Dr. Ronald L Miller, MD

Individual provider Internal Medicine Physician · NPI 1639153141

Dr. Ronald L Miller, MD is an Internal Medicine Physician in Littleton, Colorado. Practices as a sole proprietor. Licensed in Colorado and Ohio.

Licensed in
CO, OH
In the registry since
2005
Specialties on file
2
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

15 W Dry Creek Cir
Littleton, CO 80120-4485
Phone: (303) 507-7604
Fax: (303) 845-7646
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 DR.0057784 (CO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 35-04-4451 (OH)

Record details

NPI number1639153141
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 30, 2005
Last updated in NPPESApril 27, 2023
Certification dateApril 27, 2023

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