Mark Clarkson, M.D.
NPI 1316922412 · Otolaryngology Physician · Raleigh, NC
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Clarkson, M.D. is a Otolaryngology Physician provider in Raleigh, NC (NPI 1316922412).
Provider details
- NPI number
- 1316922412
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 9600488 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,201 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 271 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 244 | $85 |
| Professional Service for Multiple Injections of Allergen95117 | 164 | $11 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 144 | $104 |
| Removal of Impacted Ear Wax69210 | 141 | $44 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 127 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ipratropium Bromide | 64 | 30 |
| Fluticasone Propionate | 45 | 25 |
| Omeprazole | 44 | 14 |
| Prednisone | 44 | 43 |
| Azelastine Hcl | 42 | 25 |
| Fluocinolone Acetonide Oil | 24 | 21 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 19 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$339 across 8 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-12
- Last updated
- 2024-10-16
- Certified
- 2021-07-02
Frequently asked questions
- What is Mark Clarkson's NPI number?
- Mark Clarkson's National Provider Identifier (NPI) is 1316922412, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Clarkson's specialty?
- Mark Clarkson is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Clarkson located?
- Mark Clarkson's practice location on file with NPPES is 4600 Lake Boone Tr, Raleigh, NC 27607.
- What is Mark Clarkson's phone number?
- The practice phone number listed in the NPPES registry for Mark Clarkson is (919) 420-2027.
- Does Mark Clarkson accept Medicare?
- Mark Clarkson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Clarkson's NPI active?
- Yes — Mark Clarkson's NPI (1316922412) is active in the NPPES registry as of the last update on 2024-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.