Justin Besen, MD
NPI 1821475542 · Dermatology Physician · Dartmouth, MA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justin Besen, MD is a Dermatology Physician provider in Dartmouth, MA (NPI 1821475542).
Provider details
- NPI number
- 1821475542
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 263286 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 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
2,824 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 904 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 443 | $94 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 299 | $59 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 255 | $131 |
| Biopsy of Related Skin Growth, First Growth11102 | 162 | $98 |
| Destruction of Skin Growth, 1-14 Growths |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Betamethasone Dipropionate | 189 | 90 |
| Triamcinolone Acetonide | 180 | 99 |
| Ketoconazole | 90 | 54 |
| Doxycycline Hyclate | 85 | 30 |
| Clindamycin Phosphate | 64 | 28 |
| Dupilumabbrand: Dupixent Pen | 56 | — |
| Hydrocortisone | 53 | 42 |
| Ciclopirox Olamine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,031 across 49 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
- 2015-05-01
- Last updated
- 2020-01-06
- Certified
- 2020-01-06
Frequently asked questions
- What is Justin Besen's NPI number?
- Justin Besen's National Provider Identifier (NPI) is 1821475542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin Besen's specialty?
- Justin Besen is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Justin Besen located?
- Justin Besen's practice location on file with NPPES is 368 Faunce Corner Rd Ste 2, Dartmouth, MA 02747-6250.
- What is Justin Besen's phone number?
- The practice phone number listed in the NPPES registry for Justin Besen is (508) 985-5285.
- Does Justin Besen accept Medicare?
- Justin Besen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justin Besen's NPI active?
- Yes — Justin Besen's NPI (1821475542) is active in the NPPES registry as of the last update on 2020-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.