Home Locations UCHealth Diabetes and Endocrinology Clinic - Greeley

Before visiting someone,
please read our visitation policy to help with the planning of your visit.

Monday: 8am – 5pm
Tuesday: 8am – 5pm
Wednesday: 8am – 5pm
Thursday: 8am – 5pm
Friday: 8am – 3pm
Saturday: Closed
Sunday: Closed
Your team
Richard Millstein, DO
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Katharine Patrick, PA
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Endocrinology, Diabetes and Metabolism

Personalized care that exceeds expectations

At UCHealth Diabetes and Endocrinology Clinic in Greeley, our specialists provide skilled, compassionate care to patients seeking treatment for disorders of the endocrine system.  We provide you with specialized treatment using the latest proven techniques to diagnose and treat a broad range of endocrine-related conditions.

If you have a persistent endocrine-related concern, discuss it with your primary care provider to determine if a referral to our specialists is right for you.

My Health Connection: your online patient portal

We encourage all our patients to sign up for My Health Connection. This is your personal patient portal to request prescription refills, view your medical records, or test results and to contact our office.

Services we provide

Experts in endocrine care

Our board-certified endocrinologists specialize in adult endocrine disorders, diabetes, and thyroid disease.

Our services include treatment for:

  • Adrenal disorders and adrenal tumors
  • Insulin pump and sensor therapy
  • Male hormonal problems
  • Menstrual disturbance
  • Pituitary diseases and pituitary tumors
  • Thyroid disease – including hyperthyroid, thyroid nodules, goiter and thyroid cancer
  • Type 1 and type 2 diabetes

We look forward to meeting your health care needs. We welcome new patients with a referral from a primary care physician.


New patient appointments can be made by calling our office

Existing patients can schedule follow up appointments online through the My Health Connection app.


UCHealth participates with many different insurance companies. Since insurance plans, policies and laws often change, please contact your insurance company to see if we are a contracted provider.

Please notify us if you have an insurance plan change, coverage change or insurance loss, so we can properly bill your claims in a timely manner.


Questions about your bill? Please visit the UCHealth bill pay site.

Your results

Your results will be available to you online through My Health Connection.

To discuss your results, please contact the physician who ordered the lab work.

As a patient, you can download our UCHealth app and go to the My Health Connection patient portal to view your results electronically as soon as they are ready.

Download the UCHealth App today

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Diabetes and endocrinology information

UCHealth offers an extensive health library, as well as other information specific to endocrine conditions.

Diabetes and Endocrinology