

Endocrinology
Richard Millstein, D.O.
Assistant Clinical Professor, Endocrinology/Metabolism/Diabetes
Castle Rock, CO
Richard Millstein, D.O., is an endocrinologist specializing in diabetes and metabolism, with a focus on treating type 1 diabetes (T1D), type 2 diabetes (T2D), hypothyroidism, idiopathic hypercalciuria, and complications related to gastric bypass surgery. He serves adult patient populations at UCHealth clinics in Greeley, Colorado, managing complex metabolic disorders including insulin resistance in diabetes. As an Assistant Clinical Professor in the Department of Medicine-End
14+
Years in Practice
Credentials
Board Certifications
- Internal Medicine (AOBIM)
- Endocrinology, Diabetes and Metabolism (AOBIM)
Education & Training
- Medical School: Kansas City University of Medicine and Biosciences (DO, 2012)
- Residency: Grandview Hospital (Internal Medicine, 2015)
- Fellowship: University of Colorado (Endocrinology, 2017)
Peer Recognition
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Subspecialties
Diabetes & Metabolism
Conditions & Treatments
DiabetesThyroid DisordersType 1 DiabetesType 2 Diabetes
Practice Details
Hospital Affiliations
- Poudre Valley Hospital
- UCHealth
- Medical Center of the Rockies
- UCHealth Greeley Hospital
Languages
English
Experience
14+ years in practice