Nicole Ayanna Williamson, M.D.
Internal Medicine Physician · Greenville, SC
Nicole Ayanna Williamson, M.D. is an internal medicine physician with a practice address in Greenville, South Carolina, and NPI 1518136183, issued on Feb 27, 2008. Check the license (South Carolina 87195, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Nicole Ayanna Williamson
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 87195 SC
28279 OK
Self-reported in NPPES; status is on the state search - Practice location
- 701 Grove RD FL 5, Greenville, SC 29605
- Phone
- (864) 695-6187
- Enumerated
- Feb 27, 2008
- Record last updated
- Jun 19, 2024
- Medicaid IDs
- 871952 SC
200335530A OK - Medicare enrollment
- Enrolled (PECOS I20110811000860); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,881 in South Carolina → Look up another NPI →
Also registered at 701 Grove RD FL 5
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicole Ayanna Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 87195Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average internal medicine physician in 2024
424 Medicare Part D claims for 165 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 29 claims were for opioids.
Most prescribed
- Prednisone40 claims
- Levofloxacin24 claims
- Metoprolol Tartrate23 claims
- Amlodipine Besylate19 claims
- Carvedilol14 claims
- Ciprofloxacin Hcl14 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.
The MIPS final score for 2023 (Medicare payment program): 91.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $153.43
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Bills Medicare through 4 group practices
- Integris Ambulatory Care CorporationOklahoma City, OK
- Metro Physicians LLCOklahoma City, OK
- OU Health Partners IncOklahoma City, OK
- Prisma Health University Medical GroupGreenville, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicole Ayanna Williamson among 1,881 internal medicine physician records in South Carolina
Nicole Ayanna Williamson, M.D. is one of 1,881 internal medicine physician records with a practice address in South Carolina. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 47% of them.
- NPI issued2008 · 47% of these records are older, 51% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2006 · median 2006 among the 1,119 with a school on file
- Record last updated2024 · 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 207R00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
253 internal medicine physician records list a practice address in Greenville
They are 253 of the 10,264 NPPES records with a practice address in Greenville, and 1,881 internal medicine physician records in South Carolina.
All 1,881 in South Carolina → Every provider in Greenville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Stacy Bizzell, M.D.Greenville, SC 296051427008432
- Barry Blackston, M.D.Greenville, SC 296051316948185
- Mincs Calixte, M.D.Greenville, SC 296051215990338
- Joseph Del Zotto, D.O.Greenville, SC 296051457356776
- W Fridy, M.D.Greenville, SC 296051730139429
- Merrill Gildersleeve, M.D.Greenville, SC 296051215987060
- Paari Gopalakrishnan, MDGreenville, SC 296051316925464
- Meenu Jindal, M.D.Greenville, SC 296051548210149
Common questions
What is Nicole Ayanna Williamson, M.D.'s NPI number?
Nicole Ayanna Williamson, M.D.'s National Provider Identifier (NPI) is 1518136183, issued on Feb 27, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Nicole Ayanna Williamson, M.D. located?
The NPPES record lists a practice address at 701 Grove RD FL 5, Greenville, SC, 29605. Phone: (864) 695-6187. Providers update this record themselves, so call before visiting.
How can I verify Nicole Ayanna Williamson, M.D.'s license?
NPPES lists South Carolina license number 87195, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nicole Ayanna Williamson, M.D. prescribe under Medicare Part D?
In 2024, Nicole Ayanna Williamson, M.D. had 424 Medicare Part D claims for 165 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Nicole Ayanna Williamson, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.