William F. Alleyne, M.D.
Critical Care Medicine (Internal Medicine) Physician · Rock Hill, SC
William F. Alleyne, M.D. is a critical care medicine (internal medicine) physician with a practice address in Rock Hill, South Carolina, and NPI 1932192093, issued on Aug 24, 2005. Check the license (South Carolina 20725, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William F. Alleyne
- Credential
- M.D.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 20725 SC
Self-reported in NPPES; status is on the state search - Practice location
- 124 Glenwood Dr, Rock Hill, SC 29732
- Phone
- (803) 324-5280
- Enumerated
- Aug 24, 2005
- Record last updated
- Apr 27, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (803) 324-5291
- Medicaid ID
- GP1513 SC
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 78 in South Carolina → Look up another NPI →
Also registered at 124 Glenwood Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Charles Creagh, M.D.Pulmonary Disease Physician1972596039
Verify William F. Alleyne in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 20725Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average critical care medicine (internal medicine) physician in 2024
240 Medicare Part D claims for 112 beneficiaries, against an average of 696 among the 2,873 providers of this specialty who prescribed in Part D. Brand-name drugs were 65% of claims.
Most prescribed
- Breo Ellipta32 claims
- Albuterol Sulfate Hfa29 claims
- Montelukast Sodium26 claims
- Trelegy Ellipta23 claims
- Breztri Aerosphere15 claims
- Anoro Ellipta11 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): 13.2 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: $23,352.64
18 payments; by number, the most common kind was compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program; the largest payer was Mylan Specialty L.P. The 2,708 providers of this specialty with any payment received $2,958.68 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.
William F. Alleyne among 78 critical care medicine (internal medicine) physician records in South Carolina
William F. Alleyne, M.D. is one of 78 critical care medicine (internal medicine) physician records with a practice address in South Carolina. 99% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 96% newer
- In a Medicare fileYes · 99% of these records are
- In the CMS Doctors and Clinicians fileNo · 92% of these records are
- Record last updated2016 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in South Carolina
There are 78 critical care medicine (internal medicine) physician records in South Carolina.
All 78 in South Carolina → Every provider in Rock Hill → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Abhishek Matta, M.B.B.SLancaster, SC 297201760738678
- Manuel Izquierdo, D.O.Simpsonville, SC 296811871972877
- Abhijit Raval, MDAnderson, SC 296211508052275
- Neveen Emara, DOGreenville, SC 296051144849811
- Renzo Hidalgo-Cabrera, MDGreenville, SC 296051811266018
- Armine Mkrtchyan, M.D.Greenville, SC 296051639416290
- Marie Polynice, MDGreenville, SC 296051265738371
- John Sharp, DOGreenville, SC 296051295113975
Common questions
What is William F. Alleyne, M.D.'s NPI number?
William F. Alleyne, M.D.'s National Provider Identifier (NPI) is 1932192093, issued on Aug 24, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William F. Alleyne, M.D. located?
The NPPES record lists a practice address at 124 Glenwood Dr, Rock Hill, SC, 29732. Phone: (803) 324-5280. Providers update this record themselves, so call before visiting.
How can I verify William F. Alleyne, M.D.'s license?
NPPES lists South Carolina license number 20725, 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 William F. Alleyne, M.D. prescribe under Medicare Part D?
In 2024, William F. Alleyne, M.D. had 240 Medicare Part D claims for 112 beneficiaries; the average among critical care medicine (internal medicine) physician prescribers was 696. Part D covers Medicare prescriptions only.
What is William F. Alleyne, M.D.'s MIPS final score?
The 2023 MIPS final score is 13.2 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.