NPPES file of Aug 9, 2026

Cayley Michelle Stone, PA-C

Physician Assistant · Spartanburg, SC

Cayley Michelle Stone, PA-C is a physician assistant with a practice address in Spartanburg, South Carolina, and NPI 1780451153, issued on Dec 6, 2023. Check the license (South Carolina 5164, as entered in NPPES) with the South Carolina board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780451153
Name
Cayley Michelle Stone
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
5164 SC
Self-reported in NPPES; status is on the state search
Practice location
1762 E Main St, Spartanburg, SC 29307
Phone
(864) 968-9144
Enumerated
Dec 6, 2023
Record last updated
Nov 3, 2024
Fax
(864) 968-9244
Medicare enrollment
Enrolled (PECOS I20240502001704); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1762 E Main St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Michael Black, P.A.-CPhysician Assistant1003007311
  2. Cecilia Cannon, P.A.Physician Assistant1275688772
  3. Lou Marcum, FNP-BCNurse Practitioner1457530289
  4. Susan McWilliam, BN MS APRN FNP-BCFamily Nurse Practitioner1346580784
  5. Ella SchofieldFamily Nurse Practitioner1760137863
  6. Elizabeth Storch, PTPhysical Therapist1457686461

Verify Cayley Michelle Stone in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
    Search for license 5164
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the South Carolina license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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61% fewer Medicare Part D claims than the average physician assistant in 2024

323 Medicare Part D claims for 178 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Cayley Stone323
  2. Specialty average830

Most prescribed

  1. Prednisone30 claims
  2. Methylprednisolone28 claims
  3. Azithromycin25 claims
  4. Ipratropium Bromide15 claims
  5. Baclofen14 claims
  6. Sulfamethoxazole-Trimethoprim14 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.

Bills Medicare through one group practice

  1. Novant Health Urgent Cares LLCAiken, SC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Cayley Michelle Stone among 2,294 physician assistant records in South Carolina

Cayley Michelle Stone, PA-C is one of 2,294 physician assistant 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 2023, is newer than 76% of them.

  • NPI issued2023 · 76% of these records are older, 17% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2023 · median 2019 among the 1,516 with a school on file
  • Record last updated2024 · 31% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

124 physician assistant records list a practice address in Spartanburg

They are 124 of the 3,328 NPPES records with a practice address in Spartanburg, and 2,294 physician assistant records in South Carolina.

The 8 physician assistant records with the nearest ZIP codes

  1. Holly Austin, PACSpartanburg, SC 293071922047521
  2. Michael Black, P.A.-CSpartanburg, SC 293071003007311
  3. Toni Bowyer, PA-CSpartanburg, SC 293071003847286
  4. Carlee Bright, PA-CSpartanburg, SC 293071255372637
  5. Cecilia Cannon, P.A.Spartanburg, SC 293071275688772
  6. Susan Casper, PASpartanburg, SC 293071558466540
  7. Karcy Clark, PASpartanburg, SC 293071497397004
  8. Michael Karg, PASpartanburg, SC 293071093820045

Common questions

What is Cayley Michelle Stone, PA-C's NPI number?

Cayley Michelle Stone, PA-C's National Provider Identifier (NPI) is 1780451153, issued on Dec 6, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Cayley Michelle Stone, PA-C located?

The NPPES record lists a practice address at 1762 E Main St, Spartanburg, SC, 29307. Phone: (864) 968-9144. Providers update this record themselves, so call before visiting.

How can I verify Cayley Michelle Stone, PA-C's license?

NPPES lists South Carolina license number 5164, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Cayley Michelle Stone, PA-C prescribe under Medicare Part D?

In 2024, Cayley Michelle Stone, PA-C had 323 Medicare Part D claims for 178 beneficiaries; the average among physician assistant prescribers was 830. 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.