NPPES file of Aug 9, 2026

Fadi Fouad Nassif, M.D.

Sleep Medicine (Internal Medicine) Physician · Greenville, SC

Fadi Fouad Nassif, M.D. is a sleep medicine (internal medicine) physician with a practice address in Greenville, South Carolina, and NPI 1649217704, issued on May 31, 2006. Check the license (South Carolina 21856, as entered in NPPES) on the South Carolina Board of Medical Examiners; 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
1649217704
Name
Fadi Fouad Nassif
Credential
M.D.
Primary taxonomy
Sleep Medicine (Internal Medicine) Physician 207RS0012X
License number
21856 SC
Self-reported in NPPES; status is on the state search
Practice location
200 Patewood Dr Ste B300, Greenville, SC 29615
Phone
(864) 454-4200
Enumerated
May 31, 2006
Record last updated
Dec 10, 2025
Fax
(864) 454-4205
Medicaid ID
218561 SC
Medicare enrollment
Enrolled (PECOS I20050726000016); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest sleep medicine (internal medicine) physician records → All 14 in South Carolina → Look up another NPI →

Also registered at 200 Patewood Dr Ste B300

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

  1. William Curran, M.D.Pulmonary Disease Physician1730128307
  2. Samuel Dickey, MDPulmonary Disease Physician1124557665
  3. Claire Epps, NPGerontology Nurse Practitioner1669191151
  4. Nicholas Fuerst, M.D.Pulmonary Disease Physician1356703466
  5. Katherine GibsonFamily Nurse Practitioner1598634933
  6. Maci Lindquist, PAPhysician Assistant1831813526

Verify Fadi Fouad Nassif in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
    Search for license 21856    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
Open 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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23% more Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024

718 Medicare Part D claims for 124 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.

  1. Fadi Nassif718
  2. Specialty average585

Most prescribed

  1. Trelegy Ellipta95 claims
  2. Albuterol Sulfate Hfa53 claims
  3. Montelukast Sodium50 claims
  4. Zolpidem Tartrate35 claims
  5. Clonazepam29 claims
  6. Trazodone Hcl27 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: $835.93

12 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 664 providers of this specialty with any payment received $3,724.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Fadi Nassif$835.93
  2. Specialty average$3,724.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Prisma Health University Medical GroupEasley, SC

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

Fadi Fouad Nassif among 14 sleep medicine (internal medicine) physician records in South Carolina

Fadi Fouad Nassif, M.D. is one of 14 sleep medicine (internal medicine) physician records with a practice address in South Carolina. 71% 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 14% of them.

  • NPI issued2006 · 14% of these records are older, 14% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated1990 · median 1990 among the 10 with a school on file
  • Record last updated2025 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sleep Medicine (Internal Medicine) Physician providers in South Carolina

There are 14 sleep medicine (internal medicine) physician records in South Carolina.

All 14 in South Carolina → Every provider in Greenville → Sleep Medicine (Internal Medicine) Physician nationwide →

The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes

  1. Stephen Hand, MDAnderson, SC 296211144225566
  2. Jeffrey Cox, M.D.Rock Hill, SC 297321639107402
  3. Wayne Vial, MDMt Pleasant, SC 294641912956913
  4. Megan Brunckhorst, MDCharleston, SC 294251538654025
  5. Fitzgerald Drummond, MDCharleston, SC 294251700838943
  6. Jigme Sethi, MDCharlestib, SC 294251891760708
  7. Luminita Tudor, M.D.Charleston, SC 294251578537197
  8. Robert Vorona, MDCharleston, SC 294251255308326

Common questions

What is Fadi Fouad Nassif, M.D.'s NPI number?

Fadi Fouad Nassif, M.D.'s National Provider Identifier (NPI) is 1649217704, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Fadi Fouad Nassif, M.D. located?

The NPPES record lists a practice address at 200 Patewood Dr Ste B300, Greenville, SC, 29615. Phone: (864) 454-4200. Providers update this record themselves, so call before visiting.

How can I verify Fadi Fouad Nassif, M.D.'s license?

NPPES lists South Carolina license number 21856, 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 Fadi Fouad Nassif, M.D. prescribe under Medicare Part D?

In 2024, Fadi Fouad Nassif, M.D. had 718 Medicare Part D claims for 124 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.