Mark Mathieson, MD
NPI 1144315821 · Dermatology Physician · Orange City, FL
Enrolled with Medicare as Practitioner - Plastic and Reconstructive Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Mathieson, MD is a Dermatology Physician provider in Orange City, FL (NPI 1144315821).
Provider details
- NPI number
- 1144315821
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- ME128227 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
1,275 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 546 | $124 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 232 | $16 |
| Biopsy of Related Skin Growth, First Growth11102 | 59 | $89 |
| Biopsy of Related Skin Growth, Each Additional Growth11103 | 58 | $45 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 47 | $55 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Mupirocin | 517 | 349 |
| Cefadroxil | 215 | 173 |
| Ketoconazole | 118 | 54 |
| Triamcinolone Acetonide | 85 | 62 |
| Doxycycline Hyclate | 78 | 57 |
| Metronidazole | 73 | 57 |
| Ciclopirox | 43 | 24 |
| Clindamycin Phosphate | 40 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$324 across 7 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
- 2006-10-04
- Last updated
- 2024-05-29
- Certified
- 2024-05-29
Frequently asked questions
- What is Mark Mathieson's NPI number?
- Mark Mathieson's National Provider Identifier (NPI) is 1144315821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Mathieson's specialty?
- Mark Mathieson is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Mathieson located?
- Mark Mathieson's practice location on file with NPPES is 258 Treemonte Dr, Orange City, FL 32763-7945.
- What is Mark Mathieson's phone number?
- The practice phone number listed in the NPPES registry for Mark Mathieson is (386) 628-3376.
- Does Mark Mathieson accept Medicare?
- Mark Mathieson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Mathieson's NPI active?
- Yes — Mark Mathieson's NPI (1144315821) is active in the NPPES registry as of the last update on 2024-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.