Robert Clayton Sink, DDS
General Practice Dentistry · Clinton, NC
Robert Clayton Sink, DDS is a general practice dentistry with a practice address in Clinton, North Carolina, and NPI 1134208945, issued on Nov 3, 2006. Check the license (North Carolina 5185, as entered in NPPES) with the North Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robert Clayton Sink
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 5185 NC
Self-reported in NPPES; status is on the state search - Practice location
- 412 Fairview St, Clinton, NC 28328
- Phone
- (910) 592-1478
- Enumerated
- Nov 3, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (910) 592-3316
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 3,856 in North Carolina → Look up another NPI →
Also registered at 412 Fairview St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren Phillips, DDSDentist1023757911
Verify Robert Clayton Sink in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich North Carolina board licenses this profession
Search for license 5185Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average general practice dentistry in 2024
67 Medicare Part D claims for 43 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Penicillin V Potassium19 claims
- Amoxicillin14 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: $108.83
3 payments; by number, the most common kind was gift; the largest payer was Ultradent Products Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Robert Clayton Sink among 3,856 general practice dentistry records in North Carolina
Robert Clayton Sink, DDS is one of 3,856 general practice dentistry records with a practice address in North Carolina. 66% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 65% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 general practice dentistry records list a practice address in Clinton
They are 5 of the 343 NPPES records with a practice address in Clinton, and 3,856 general practice dentistry records in North Carolina.
All 3,856 in North Carolina → Every provider in Clinton → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Kassandra JohnsonClinton, NC 283281457040693
- David Kunzman, DDSClinton, NC 283281275540619
- Angella Sherrill, D.M.D.Clinton, NC 283281568692382
- Theodore Thomas, DDSClinton, NC 283281174627541
- Christopher Berry, DDSCarthage, NC 283271528559317
- Charles Guizzotti, D.D.S.Carthage, NC 283271811058563
- Brad Langley, D.D.S.Carthage, NC 283271225412166
- Radwa Behairy, DDSCameron, NC 283261104319516
Common questions
What is Robert Clayton Sink, DDS's NPI number?
Robert Clayton Sink, DDS's National Provider Identifier (NPI) is 1134208945, issued on Nov 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Clayton Sink, DDS located?
The NPPES record lists a practice address at 412 Fairview St, Clinton, NC, 28328. Phone: (910) 592-1478. Providers update this record themselves, so call before visiting.
How can I verify Robert Clayton Sink, DDS's license?
NPPES lists North Carolina license number 5185, as entered by the provider. Search the North Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does Robert Clayton Sink, DDS prescribe under Medicare Part D?
In 2024, Robert Clayton Sink, DDS had 67 Medicare Part D claims for 43 beneficiaries; the average among general practice dentistry prescribers was 83. 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.