NPPES file of Aug 9, 2026

James Spencer Clayton Ronald, M.D. PH.D.

Vascular & Interventional Radiology Physician · Durham, NC

James Spencer Clayton Ronald, M.D. PH.D. is a vascular & interventional radiology physician with a practice address in Durham, North Carolina, and NPI 1417262080, issued on Aug 8, 2010. Check the license (North Carolina 2014-00506, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1417262080
Name
James Spencer Clayton Ronald
Credential
M.D. PH.D.
Primary taxonomy
Vascular & Interventional Radiology Physician 2085R0204X
License number
2014-00506 NC
Self-reported in NPPES; status is on the state search
Practice location
9 Camberwell CT, Durham, NC 27707
Phone
(206) 390-5407
Enumerated
Aug 8, 2010
Record last updated
Nov 18, 2023
Medicare enrollment
Enrolled (PECOS I20160629000821); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 2009
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest vascular & interventional radiology physician records → All 117 in North Carolina → Look up another NPI →

Verify James Spencer Clayton Ronald in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNorth Carolina Medical Board
    Search for license 2014-00506    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the North Carolina license search

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29% fewer Medicare Part D claims than the average vascular & interventional radiology physician in 2024

53 Medicare Part D claims for 44 beneficiaries, against an average of 75 among the 1,444 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 44 claims were for opioids.

  1. James Ronald53
  2. Specialty average75

Most prescribed

  1. Oxycodone Hcl42 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.

Industry payments in 2024: $82.76

3 payments; by number, the most common kind was food and beverage; the largest payer was Siemens Medical Solutions USA, Inc. The 3,457 providers of this specialty with any payment received $7,206.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Ronald$82.76
  2. Specialty average$7,206.73

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Duke Health Integrated Practice IncDurham, NC
  2. Duke University Health System, IncMorrisville, NC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

James Spencer Clayton Ronald among 117 vascular & interventional radiology physician records in North Carolina

James Spencer Clayton Ronald, M.D. PH.D. is one of 117 vascular & interventional radiology physician records with a practice address in North Carolina. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 49% of them.

  • NPI issued2010 · 49% of these records are older, 47% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2009 · median 2010 among the 96 with a school on file
  • Record last updated2023 · 30% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0204X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular & Interventional Radiology Physician providers in North Carolina

There are 117 vascular & interventional radiology physician records in North Carolina.

All 117 in North Carolina → Every provider in Durham → Vascular & Interventional Radiology Physician nationwide →

The 8 vascular & interventional radiology physician records with the nearest ZIP codes

  1. Nicholas Befera, MDDurham, NC 277051457504268
  2. Drake Edwards, MD, PHDDurham, NC 277051154909877
  3. Christopher Gallo, MDDurham, NC 277051053990390
  4. David Johnson, M.D.Durham, NC 277051821350836
  5. Eric Mastria, M.D.Durham, NC 277051972034510
  6. Micaela Nannery, MDDurham, NC 277051790314656
  7. Scott Perkins, MDDurham, NC 277051629509005
  8. Alex Solomon, MDDurham, NC 277051114458338

Common questions

What is James Spencer Clayton Ronald, M.D. PH.D.'s NPI number?

James Spencer Clayton Ronald, M.D. PH.D.'s National Provider Identifier (NPI) is 1417262080, issued on Aug 8, 2010. An NPI identifies a provider in billing; it is not a license.

Where is James Spencer Clayton Ronald, M.D. PH.D. located?

The NPPES record lists a practice address at 9 Camberwell CT, Durham, NC, 27707. Phone: (206) 390-5407. Providers update this record themselves, so call before visiting.

How can I verify James Spencer Clayton Ronald, M.D. PH.D.'s license?

NPPES lists North Carolina license number 2014-00506, 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.

How much does James Spencer Clayton Ronald, M.D. PH.D. prescribe under Medicare Part D?

In 2024, James Spencer Clayton Ronald, M.D. PH.D. had 53 Medicare Part D claims for 44 beneficiaries; the average among vascular & interventional radiology physician prescribers was 75. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.