Nathaniel Justin Kelly, MD
Internal Medicine Physician · Grants Pass, OR
Nathaniel Justin Kelly, MD is an internal medicine physician with a practice address in Grants Pass, Oregon, and NPI 1548823552, issued on Apr 16, 2019. Check the license (Oregon MD209942, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nathaniel Justin Kelly
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD209942 OR
Self-reported in NPPES; status is on the state search - Practice location
- 500 SW Ramsey, Grants Pass, OR 97527
- Phone
- (541) 472-7000
- Enumerated
- Apr 16, 2019
- Record last updated
- Oct 18, 2022
- Fax
- (513) 686-6868
- Medicare enrollment
- Enrolled (PECOS I20220930001389); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 500 SW Ramsey
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Clinton Banning, FNPFamily Nurse Practitioner1629307533
- Michael Johnson, R.PH.Pharmacist1821031089
- Thomas Leblanc, CRNACertified Registered Nurse Anesthetist1053440172
- Brett Williams, FNPFamily Nurse Practitioner1053561241
Verify Nathaniel Justin Kelly in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD209942Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
346 Medicare Part D claims for 151 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Cefdinir24 claims
- Atorvastatin Calcium16 claims
- Prednisone14 claims
- Pantoprazole Sodium11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 83.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Asante Physician PartnersGrants Pass, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
35 internal medicine physician records list a practice address in Grants Pass
They are 35 of the 2,127 NPPES records with a practice address in Grants Pass, and 2,116 internal medicine physician records in Oregon.
All 35 in Grants Pass → All 2,116 in Oregon → Every provider in Grants Pass →
Other internal medicine physician records in Oregon
- Charmaine Clarisse Abalos, M.D.Medford, OR1700376050
- Soraya Abbassian, M.D.Portland, OR1225029184
- Mohamed Abdel Khalek, M.DRoseburg, OR1972687390
- Rand AbedalweliPortland, OR1265019996
- Robert Abernathy, M.D.Bend, OR1063433449
- Rebecca Abney, D.O.Portland, OR1881984748
- Mohamed Aboukhashan, MDMedford, OR1932350782
- Allison Abraham, D.O.Portland, OR1831488444
- Heidi Abreu Pacheco, M.DMount Angel, OR1669691721
- Hennie Abrio, MDRoseburg, OR1891925129
Common questions
What is Nathaniel Justin Kelly, MD's NPI number?
Nathaniel Justin Kelly, MD's National Provider Identifier (NPI) is 1548823552, issued on Apr 16, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Nathaniel Justin Kelly, MD located?
The NPPES record lists a practice address at 500 SW Ramsey, Grants Pass, OR, 97527. Phone: (541) 472-7000. Providers update this record themselves, so call before visiting.
How can I verify Nathaniel Justin Kelly, MD's license?
NPPES lists Oregon license number MD209942, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nathaniel Justin Kelly, MD prescribe under Medicare Part D?
In 2024, Nathaniel Justin Kelly, MD had 346 Medicare Part D claims for 151 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Nathaniel Justin Kelly, MD's MIPS final score?
The 2023 MIPS final score is 83.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.