Dr. Mark W. Clarkson, MD
- Medicare services, 2024
- 1,201
- Medicare patients, 2024
- 535
- Part D claims, 2024
- 483
- MIPS score, 2024
- 90
- Hospital affiliations
- 1
- Practice address
- 4600 Lake Boone Trl, Raleigh, NC 27607
- Practice phone
- Call (919) 787-1374
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Raleigh Capitol Ear, Nose, and Throat
Raleigh, North Carolina
Find Dr. Clarkson's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mark W. Clarkson is an otolaryngologist in Raleigh, North Carolina
Dr. Clarkson practices at Raleigh Capitol Ear, Nose, and Throat in Raleigh, North Carolina.
Dr. Clarkson's NPI, 1316922412, was assigned on December 12, 2005. Dr. Clarkson graduated from Ohio State University College of Medicine in 1996. Dr. Clarkson holds North Carolina license 9600488.
- NPI
- 1316922412NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507034493
- NPI enumeration date
- December 12, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (919) 787-1374
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark W. Clarkson practices at Raleigh Capitol Ear, Nose, and Throat in Raleigh, North Carolina
Dr. Clarkson's primary practice is Raleigh Capitol Ear, Nose, and Throat, at 4600 Lake Boone Trl, Raleigh, NC 27607 in Wake County. The practice phone is (919) 787-1374.
- Raleigh Capitol Ear, Nose, and Throat4600 Lake Boone Trl, Raleigh, NC 27607 · Wake CountyPhone(919) 787-1374
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark W. Clarkson is affiliated with 3 sites of care and 1 medical group
Dr. Clarkson's primary practice is Raleigh Capitol Ear, Nose, and Throat in Raleigh, North Carolina. Dr. Clarkson is also affiliated with UNC Health Rex. The medical group on file is Raleigh Capitol Ear, Nose, Throat & Allergy. Dmand AI also links Dr. Clarkson to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark W. Clarkson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Clarkson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Raleigh Capitol Ear, Nose, and Throat | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark W. Clarkson is one of 342 otolaryngologists in North Carolina
Otolaryngology is Dr. Clarkson's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dr. Clarkson is licensed in North Carolina.
Specialties and state licenses
- Otolaryngology, North CarolinaPrimary
Otolaryngologists near Dr. Clarkson
Counts of otolaryngologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark W. Clarkson billed Medicare for 1,201 services in 2024
CMS data shows 1,201 Medicare services from Dr. Clarkson across 11 procedure codes in 2024, for 535 Medicare patients. Medicare paid $49,168 for them. Every service was in an office.
Dr. Clarkson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5692024: 5494%
- Tests and treatments
- 2023: 132024: 4683500%
- Surgery
- 2023: 1732024: 1692%
- Other services
- 2023: 02024: 15
Dr. Clarkson compared with the North Carolina median for otolaryngologists, 2024
- Dr. Clarkson
- North Carolina median
- Medicare services
- 1,201vs 62891% above
- Medicare patients
- 535vs 28687% above
- Part D claims
- 374vs 25447% above
Medians across 333 otolaryngologists in North Carolina with Dmand AI profiles that report each measure.
Dr. Clarkson's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Clarkson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Clarkson and other otolaryngologists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark W. Clarkson treated 535 Medicare patients in 2024, average age 76
CMS counts 535 Medicare patients who saw Dr. Clarkson in 2024. The largest group is 65 to 74, with 228 patients. 73% of them have high cholesterol, and 66% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Clarkson's median patient age at 52, with 49% women.
Dr. Clarkson's Medicare patients by age, 2024
Dr. Clarkson's Medicare patients by sex, 2024
- Women30757%
- Men22843%
Chronic conditions among Dr. Clarkson's Medicare patients, 2024
- High cholesterol73%
- High blood pressure66%
- Arthritis52%
- Diabetes23%
- Ischemic heart disease23%
- Anxiety22%
- Chronic kidney disease21%
- Osteoporosis21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Clarkson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women49%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark W. Clarkson wrote 483 Medicare Part D claims in 2024
In 2024, Dr. Clarkson wrote 483 Medicare Part D claims for 252 patients. 96% of them were for generic drugs. CMS names the drug for 374 of them, across 13 drugs with 11 or more claims each, at $6,834 in total drug cost. In 2023, CMS named 310 claims across 13 drugs.
Dr. Clarkson's Part D claims by kind of drug, 2024
- Generic463 claims96%
- Brand-name20 claims4%
Dr. Clarkson's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Clarkson's Part D claims, 2024
- Antibiotics16%75 of 483 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3102024: 37421%
Drugs named by CMS: 13 in 2024, 13 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Mark W. Clarkson scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Clarkson for performance year 2024, reported as part of a group. Dr. Clarkson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Clarkson's MIPS scores, performance year 2024
- 90of 100Final score
- 93.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Mark W. Clarkson received $1,597 in industry payments from 2016 to 2025
CMS Open Payments shows 53 general payments to Dr. Clarkson from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. GlaxoSmithKline, LLC. paid the most, $313.
General payments to Dr. Clarkson by program year, 2016 to 2025
General payments to Dr. Clarkson by kind, 2016 to 2025
- Food and beverage$1,56398%
- Education$342%
Companies that paid Dr. Clarkson the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark W. Clarkson graduated from Ohio State University College of Medicine
Dr. Clarkson graduated from Ohio State University College of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark W. Clarkson's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mark W. Clarkson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mark W. Clarkson's NPI number?
Dr. Mark W. Clarkson's NPI number is 1316922412. It was assigned on December 12, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark W. Clarkson?
Dr. Mark W. Clarkson is an otolaryngologist in Raleigh, North Carolina. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Mark W. Clarkson practice?
Dr. Clarkson practices at 4600 Lake Boone Trl, Raleigh, NC 27607. Dr. Clarkson's primary practice is Raleigh Capitol Ear, Nose, and Throat in Raleigh, North Carolina. Dmand AI also links Dr. Clarkson to 1 group practice or clinic.
What is Dr. Mark W. Clarkson's office phone number?
The practice phone on file for Dr. Clarkson is (919) 787-1374.
What is Dr. Mark W. Clarkson's medical license number?
Dr. Clarkson holds North Carolina license 9600488.
Which hospitals is Dr. Mark W. Clarkson affiliated with?
Dr. Clarkson is affiliated with UNC Health Rex.
What medical group is Dr. Mark W. Clarkson part of?
Dr. Clarkson is linked to Raleigh Capitol Ear, Nose, Throat & Allergy.
Does Dr. Mark W. Clarkson accept Medicare?
Yes. CMS data shows Dr. Clarkson billed Medicare for 1,201 services in 2024, and Dr. Clarkson accepts Medicare assignment.
What is Dr. Mark W. Clarkson's MIPS score?
Dr. Clarkson's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.
How many Medicare patients does Dr. Mark W. Clarkson see?
CMS counts 535 Medicare patients who saw Dr. Clarkson in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Mark W. Clarkson bill to Medicare?
In 2024, Dr. Clarkson's most billed Medicare services were allergy test or treatment (95165), office visit, established patient (99213) and allergy test or treatment (95117).
Where did Dr. Mark W. Clarkson go to medical school?
Dr. Clarkson graduated from Ohio State University College of Medicine in 1996.
What drugs does Dr. Mark W. Clarkson prescribe most?
In 2024 Medicare Part D data, Dr. Clarkson's most prescribed drugs by claims were Ipratropium Bromide, Fluticasone Propionate and Omeprazole.
Has Dr. Mark W. Clarkson received payments from drug or device companies?
CMS Open Payments shows $1,597 in general payments to Dr. Clarkson from 22 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Mark W. Clarkson been practicing?
Dr. Clarkson graduated from medical school in 1996, 30 years ago.
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