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

Dr. Donald Mario Robert Harker, MD

Individual provider Family Medicine Physician · NPI 1457934838

Dr. Donald Mario Robert Harker, MD is a Hospitalist in Reno, Nevada. Qualified in 2020, 6 years ago. Practices with Northern Nevada Medical Group LLC, a 87-clinician group and accepts Medicare assignment. Licensed in Nevada.

Years since qualifying
6
Licensed in
NV
In the registry since
2021
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

6500 Longley Ln
Reno, NV 89511-2632
Phone: (775) 799-7320
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 25741 (NV)
Family Medicine Physician Taxonomy 207Q00000X · Licence 25741 (NV)

Record details

NPI number1457934838
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2021
Last updated in NPPESJuly 26, 2025
Certification dateJuly 26, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesFAMILY PRACTICE
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Northern Nevada Medical Group Llc — 87 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Reno