Mark W. Clarkson, M.D.
Otolaryngology Physician · Raleigh, NC
Mark W. Clarkson, M.D. is an otolaryngology physician with a practice address in Raleigh, North Carolina, and NPI 1316922412, issued on Dec 12, 2005. Check the license (North Carolina 9600488, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark W. Clarkson
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- 9600488 NC
Self-reported in NPPES; status is on the state search - Practice location
- 4600 Lake Boone TR, Raleigh, NC 27607
- Phone
- (919) 420-2027
- Enumerated
- Dec 12, 2005
- Record last updated
- Oct 16, 2024
- Fax
- (919) 571-8135
- Medicaid ID
- 8922748 NC
- Medicare enrollment
- Enrolled (PECOS I20110720000350); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 403 in North Carolina → Look up another NPI →
Also registered at 4600 Lake Boone TR
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura Brown, M.D.Otolaryngology Physician1598747313
- Kevin Doyle, M.D.Otolaryngology Physician1972573608
- William Durland, M.D.Otolaryngology Physician1326018995
- Matthew Gerber, M.D.Otolaryngology Physician1528038288
- Paige Gower, P.A.Physician Assistant1184221186
- Kelsey Graven, D.O.Allergy & Immunology Physician1679921779
Verify Mark W. Clarkson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 9600488Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% fewer Medicare Part D claims than the average otolaryngology physician in 2024
483 Medicare Part D claims for 252 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Ipratropium Bromide64 claims
- Fluticasone Propionate45 claims
- Omeprazole44 claims
- Prednisone44 claims
- Azelastine Hcl42 claims
- Fluocinolone Acetonide Oil24 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 practice group's MIPS final score for 2023 (Medicare payment program): 82.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $338.73
8 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 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 one group practice
- Raleigh Capitol Ear Nose And ThroatRaleigh, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark W. Clarkson among 403 otolaryngology physician records in North Carolina
Mark W. Clarkson, M.D. is one of 403 otolaryngology physician records with a practice address in North Carolina. 80% 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, 89% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1996 · median 2002 among the 269 with a school on file
- Record last updated2024 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in North Carolina
There are 403 otolaryngology physician records in North Carolina.
All 403 in North Carolina → Every provider in Raleigh → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Laura Brown, M.D.Raleigh, NC 276071598747313
- Mark Brown, MDRaleigh, NC 276071487603700
- David Clark, MDRaleigh, NC 276071396793949
- Steven Dennis, MDRaleigh, NC 276071437107430
- Kevin Doyle, M.D.Raleigh, NC 276071972573608
- William Durland, M.D.Raleigh, NC 276071326018995
- Robert Ferris, MDRaleigh, NC 276071851364509
- Matthew Gerber, M.D.Raleigh, NC 276071528038288
Common questions
What is Mark W. Clarkson, M.D.'s NPI number?
Mark W. Clarkson, M.D.'s National Provider Identifier (NPI) is 1316922412, issued on Dec 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark W. Clarkson, M.D. located?
The NPPES record lists a practice address at 4600 Lake Boone TR, Raleigh, NC, 27607. Phone: (919) 420-2027. Providers update this record themselves, so call before visiting.
How can I verify Mark W. Clarkson, M.D.'s license?
NPPES lists North Carolina license number 9600488, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark W. Clarkson, M.D. prescribe under Medicare Part D?
In 2024, Mark W. Clarkson, M.D. had 483 Medicare Part D claims for 252 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
What is Mark W. Clarkson, M.D.'s MIPS final score?
The 2023 MIPS final score is 82.5 of 100, reported for the practice group. 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.