Gregory Michael O'Connor
Diagnostic Radiology Physician · Durham, NC
Gregory Michael O'Connor is a diagnostic radiology physician with a practice address in Durham, North Carolina, and NPI 1164982872, issued on Mar 20, 2019. Check the license (North Carolina 2024-01538, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gregory Michael O'Connor
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License numbers
- 2024-01538 NC
MD61669415 WA
Self-reported in NPPES; status is on the state search - Practice location
- 2301 Erwin RD, Durham, NC 27705
- Phone
- (919) 684-8111
- Enumerated
- Mar 20, 2019
- Record last updated
- Apr 16, 2025
- Medicare enrollment
- Enrolled (PECOS I20250602001339); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 1,389 in North Carolina → Look up another NPI →
Also registered at 2301 Erwin RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gregory Michael O'Connor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 2024-01538Check 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 4 group practices
- Duke Health Integrated Practice IncDurham, NC
- Medical Imaging Northwest - Good Samaritan Hospital Imaging AlliancePuyallup, WA
- Tra-Minw P STacoma, WA
- Union Avenue Open Mri LLCTacoma, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Michael O'Connor among 1,389 diagnostic radiology physician records in North Carolina
Gregory Michael O'Connor is one of 1,389 diagnostic radiology physician records with a practice address in North Carolina. 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 2019, is newer than 89% of them.
- NPI issued2019 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2014 · median 2006 among the 998 with a school on file
- Record last updated2025 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
254 diagnostic radiology physician records list a practice address in Durham
They are 254 of the 13,451 NPPES records with a practice address in Durham, and 1,389 diagnostic radiology physician records in North Carolina.
All 1,389 in North Carolina → Every provider in Durham → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- David Enterline, M.D.Durham, NC 277051194810887
- William Foster, M.D.Durham, NC 277051942263959
- Winnie HahnDurham, NC 277051285632083
- Thomas Hash, M.D.Durham, NC 277051467423707
- Parlyn Hatch, MDDurham, NC 277051184736647
- Lisa Ho, M.D.Durham, NC 277051801982251
- William Mask, M.D.Durham, NC 277051215030507
- Robert Optican, MDDurham, NC 277051639272164
Common questions
What is Gregory Michael O'Connor's NPI number?
Gregory Michael O'Connor's National Provider Identifier (NPI) is 1164982872, issued on Mar 20, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Michael O'Connor located?
The NPPES record lists a practice address at 2301 Erwin RD, Durham, NC, 27705. Phone: (919) 684-8111. Providers update this record themselves, so call before visiting.
How can I verify Gregory Michael O'Connor's license?
NPPES lists North Carolina license number 2024-01538, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.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.