Marc Schlessel, MD
NPI 1558941617 · Student in an Organized Health Care Education/Training Program · Chicago, IL
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Schlessel, MD is a Student in an Organized Health Care Education/Training Program provider in Chicago, IL (NPI 1558941617).
Provider details
- NPI number
- 1558941617
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 71 | 42 |
| Clobetasol Propionate | 64 | 40 |
| Doxycycline Hyclate | 38 | 21 |
| Secukinumabbrand: Cosentyx Sensoready (2 Pens) | 18 | — |
| Ketoconazole | 15 | — |
| Dupilumabbrand: Dupixent Pen | 14 | — |
| Pimecrolimus | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$342 across 5 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
- 2021-04-13
- Last updated
- 2021-04-13
- Certified
- 2021-04-13
Frequently asked questions
- What is Marc Schlessel's NPI number?
- Marc Schlessel's National Provider Identifier (NPI) is 1558941617, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Schlessel's specialty?
- Marc Schlessel is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Marc Schlessel located?
- Marc Schlessel's practice location on file with NPPES is 1740 W Taylor St, Chicago, IL 60612-7232.
- What is Marc Schlessel's phone number?
- The practice phone number listed in the NPPES registry for Marc Schlessel is (856) 701-3228.
- Does Marc Schlessel accept Medicare?
- Marc Schlessel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Schlessel's NPI active?
- Yes — Marc Schlessel's NPI (1558941617) is active in the NPPES registry as of the last update on 2021-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.