James Grebosky, MD
Family Medicine Physician · Medford, OR
James Grebosky, MD is a family medicine physician with a practice address in Medford, Oregon, and NPI 1184630899, issued on Aug 1, 2006. Check the license (Oregon MD156827, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- James Grebosky
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- MD156827 OR
93-271 NM
Self-reported in NPPES; status is on the state search - Practice location
- 2825 East Barnett RD, Medford, OR 97504
- Phone
- (541) 789-7000
- Enumerated
- Aug 1, 2006
- Record last updated
- Jul 31, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250313002799); accepts Medicare assignment
- Medical or professional school
- Pennsylvania State University College Of Medicine, 1989
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Also registered at 2825 East Barnett RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Daniel Bentley, PAMedical Physician Assistant1215196134
- Judith Blickenstaff, FNPNurse Practitioner1750460416
- Sandra Dixon, MDPsychiatry Physician1598894917
- Tamara Dixon, NPCritical Care Medicine Nurse Practitioner1245499383
- Radek Dutkiewicz, MDPulmonary Disease Physician1841376423
- Robert Evans, MDEmergency Medicine Physician1730134404
Verify James Grebosky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD156827Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Southern Indian Health CouncilCampo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Grebosky among 2,847 family medicine physician records in Oregon
James Grebosky, MD is one of 2,847 family medicine physician records with a practice address in Oregon. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 53% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1989 · median 2009 among the 1,671 with a school on file
- Record last updated2012 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
93 family medicine physician records list a practice address in Medford
They are 93 of the 4,542 NPPES records with a practice address in Medford, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in Medford → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Martin Albert, M.D.Medford, OR 975041275501215
- Robert Anderson, DOMedford, OR 975041578556155
- Jean Bieraugel, MDMedford, OR 975041760489181
- Beverly Copeland, MDMedford, OR 975041285631655
- Phyllis Dunckel, MDMedford, OR 975041003813627
- Robert Eckert, MDMedford, OR 975041942207592
- Karen Kahn, MDMedford, OR 975041508865015
- Paul Matz, MDMedford, OR 975041073510426
Common questions
What is James Grebosky, MD's NPI number?
James Grebosky, MD's National Provider Identifier (NPI) is 1184630899, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Grebosky, MD located?
The NPPES record lists a practice address at 2825 East Barnett RD, Medford, OR, 97504. Phone: (541) 789-7000. Providers update this record themselves, so call before visiting.
How can I verify James Grebosky, MD's license?
NPPES lists Oregon license number MD156827, 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.
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.