Preston Samuel Clark, MD
Internal Medicine Physician · Greensboro, NC
Preston Samuel Clark, MD is an internal medicine physician with a practice address in Greensboro, North Carolina, and NPI 1790835940, issued on Jan 11, 2007. Check the license (North Carolina 21016, as entered in NPPES) on the North Carolina Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Preston Samuel Clark
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 21016 NC
Self-reported in NPPES; status is on the state search - Practice location
- 1511 Westover Terrace, Greensboro, NC 27408
- Phone
- (336) 373-0311
- Enumerated
- Jan 11, 2007
- Record last updated
- Oct 10, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (336) 373-1150
- Medicaid ID
- 8922705 NC
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,056 in North Carolina → Look up another NPI →
Also registered at 1511 Westover Terrace
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anne Thomas, PA-CPhysician Assistant1922250935
Verify Preston Samuel Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 21016Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Preston Samuel Clark among 4,056 internal medicine physician records in North Carolina
Preston Samuel Clark, MD 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 not. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 43% newer
- In a Medicare fileNo · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 67% of these records are
- Record last updated2012 · 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).
149 internal medicine physician records list a practice address in Greensboro
They are 149 of the 8,190 NPPES records with a practice address in Greensboro, and 4,056 internal medicine physician records in North Carolina. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4,056 in North Carolina → Every provider in Greensboro → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Conrad Braaten, DOGreensboro, NC 274081144661174
- Udoaku Lintula, MDGreensboro, NC 274081073908828
- Brian Mackenzie, M.D.Greensboro, NC 274081841234259
- Walter Pharr, M.D.Greensboro, NC 274081972598654
- Ajith Ramachandran, M.D.Greensboro, NC 274081235125170
- Raymond Sullivan, M.D.Greensboro, NC 274081255327615
- Elizabeth Vaughan, M.D.Greensboro, NC 274081043356017
- Henry BrandonGreensboro, NC 274071790780690
Common questions
What is Preston Samuel Clark, MD's NPI number?
Preston Samuel Clark, MD's National Provider Identifier (NPI) is 1790835940, issued on Jan 11, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Preston Samuel Clark, MD located?
The NPPES record lists a practice address at 1511 Westover Terrace, Greensboro, NC, 27408. Phone: (336) 373-0311. Providers update this record themselves, so call before visiting.
How can I verify Preston Samuel Clark, MD's license?
NPPES lists North Carolina license number 21016, 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. 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.