Lori Vaught Duncan, M.D.
Internal Medicine Physician · Raleigh, NC
Lori Vaught Duncan, M.D. is an internal medicine physician with a practice address in Raleigh, North Carolina, and NPI 1609068394, issued on Aug 16, 2007. Check the license (North Carolina 2008-01433, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Lori Vaught Duncan
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2008-01433 NC
Self-reported in NPPES; status is on the state search - Practice location
- 4420 Lake Boone Trl, Raleigh, NC 27607
- Phone
- (336) 266-1139
- Enumerated
- Aug 16, 2007
- Record last updated
- Mar 25, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 5910494 NC
- Medicare enrollment
- Enrolled (PECOS I20081124000745); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,056 in North Carolina → Look up another NPI →
Also registered at 4420 Lake Boone Trl
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lori Vaught Duncan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 2008-01433Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
25 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- North Carolina MG LLCRaleigh, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lori Vaught Duncan among 4,056 internal medicine physician records in North Carolina
Lori Vaught Duncan, M.D. is one of 4,056 internal medicine physician records with a practice address in North Carolina. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 43% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2004 · median 2004 among the 2,706 with a school on file
- Record last updated2021 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
315 internal medicine physician records list a practice address in Raleigh
They are 315 of the 16,309 NPPES records with a practice address in Raleigh, and 4,056 internal medicine physician records in North Carolina.
All 4,056 in North Carolina → Every provider in Raleigh → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Mary Forbes, M.D.Raleigh, NC 276071174509400
- Jonathan Green, MDRaleigh, NC 276071750368148
- Todd Helton, M.D., PHD.Raleigh, NC 276071194701425
- Edward Hu, MDRaleigh, NC 276071164409876
- Zehra Jung, M.DRaleigh, NC 276071427029354
- Marta Llibre, M.D.Raleigh, NC 276071265400758
Common questions
What is Lori Vaught Duncan, M.D.'s NPI number?
Lori Vaught Duncan, M.D.'s National Provider Identifier (NPI) is 1609068394, issued on Aug 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Lori Vaught Duncan, M.D. located?
The NPPES record lists a practice address at 4420 Lake Boone Trl, Raleigh, NC, 27607. Phone: (336) 266-1139. Providers update this record themselves, so call before visiting.
How can I verify Lori Vaught Duncan, M.D.'s license?
NPPES lists North Carolina license number 2008-01433, 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 Lori Vaught Duncan, M.D. prescribe under Medicare Part D?
In 2024, Lori Vaught Duncan, M.D. had 25 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.
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.