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

Nathan S Grigg, DO

Individual provider Hospitalist Physician · NPI 1881214567

Nathan S Grigg, DO is a Hospitalist in Pueblo, Colorado. Qualified in 2020, 6 years ago. Practices with Poudre Valley Medical Group LLC, a 2,416-clinician group and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
6
Licensed in
CO
In the registry since
2020
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 Address checks out

400 W 16th St
Pueblo, CO 81003-2745
Phone: (719) 595-7585
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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 0008359 (CO)
Hospitalist Physician Taxonomy 208M00000X · Licence 0008359 (CO)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence 0008359 (CO)

Record details

NPI number1881214567
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedApril 22, 2020
Last updated in NPPESMarch 22, 2023
Certification dateMarch 22, 2023
Mailing address400 W 16th St, Pueblo, CO 81003-2745

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Poudre Valley Medical Group Llc — 2416 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Pueblo