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

Dr. Nicholaus Mize, DO

Individual provider Internal Medicine Physician · NPI 1629459482

Dr. Nicholaus Mize, DO is an Internal Medicine in Loveland, Colorado. Qualified in 2015, 11 years ago. Practices with Poudre Valley Medical Group LLC, a 2,416-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Colorado.

Years since qualifying
11
Licensed in
CO
In the registry since
2015
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 Address checks out

221 E 29th St Ste 202
Loveland, CO 80538-2746
Phone: (970) 203-7050
Fax: (970) 203-7055
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence DR.0061867 (CO)

Record details

NPI number1629459482
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 17, 2015
Last updated in NPPESOctober 30, 2025
Certification dateOctober 30, 2025
Mailing address2695 Rocky Mountain Ave Ste 150, Loveland, CO 80538-9071

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2015 (11 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 locations3 on file with Medicare

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