James Marks, MD
NPI 1366406746 · Dermatology Physician · Hershey, PA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Marks, MD is a Dermatology Physician provider in Hershey, PA (NPI 1366406746).
Provider details
- NPI number
- 1366406746
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD013368E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
579 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 232 | $63 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 122 | $2 |
| Biopsy of Related Skin Growth, First Growth11102 | 74 | $33 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 49 | $50 |
| Destruction of Skin Growth, 1-14 Growths17110 | 36 | $65 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 76 | 39 |
| Clobetasol Propionate | 45 | 19 |
| Apremilastbrand: Otezla | 24 | — |
| Hydrocortisone | 21 | — |
| Prednisone | 19 | — |
| Dupilumabbrand: Dupixent Pen | 17 | — |
| Ketoconazole | 13 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-13
- Last updated
- 2018-05-25
Frequently asked questions
- What is James Marks's NPI number?
- James Marks's National Provider Identifier (NPI) is 1366406746, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Marks's specialty?
- James Marks is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is James Marks located?
- James Marks's practice location on file with NPPES is 500 University Dr, Hershey, PA 17033.
- What is James Marks's phone number?
- The practice phone number listed in the NPPES registry for James Marks is (717) 531-6820.
- Does James Marks accept Medicare?
- James Marks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Marks's NPI active?
- Yes — James Marks's NPI (1366406746) is active in the NPPES registry as of the last update on 2018-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.