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

Richard Millstein, DO

Individual provider Internal Medicine Physician · NPI 1407101975

Richard Millstein, DO is an Endocrinology in Greeley, Colorado. Graduated from Kansas City College of Medicine and Surgery in 2012, 14 years ago. Practices with Poudre Valley Medical Group LLC, a 2,416-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Colorado and Michigan.

Years since qualifying
14
Trained at
Kansas City College of Medicine and Surgery
Licensed in
CO, MI
In the registry since
2012
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Partly verified

Some contact details are missing from the federal record.

1900 16th St
Greeley, CO 80631
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 535 S Burdick St Ste 256, Kalamazoo, MI 49007-6112 — (269) 341-8585

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence DR.0055484 (CO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 55484 (CO)
Endocrinology, Diabetes & Metabolism Physician Taxonomy 207RE0101X · Licence 5101023536 (MI)

Record details

NPI number1407101975
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedJuly 19, 2012
Last updated in NPPESJune 27, 2018
Mailing address1900 16th St, Greeley, CO 80631-5114

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyENDOCRINOLOGY
Medical schoolKANSAS CITY COLLEGE OF MEDICINE AND SURGERY
Graduated 2012 (14 years in practice)
Group practice Poudre Valley Medical Group Llc — 2416 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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