Andrew Marek, M.D.
NPI 1508399213 · Dermatology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Marek, M.D. is a Dermatology Physician provider in Baltimore, MD (NPI 1508399213).
Provider details
- NPI number
- 1508399213
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0090289 (MD)
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
9 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
1,748 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 609 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 416 | $94 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 242 | $61 |
| Destruction of Skin Growth, 1-14 Growths17110 | 140 | $119 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 103 | $133 |
| Biopsy of Related Skin Growth, First Growth |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 161 | 67 |
| Clobetasol Propionate | 127 | 79 |
| Triamcinolone Acetonide | 81 | 60 |
| Tacrolimus | 42 | 29 |
| Doxycycline Hyclate | 36 | 20 |
| Metronidazole | 25 | 13 |
| Minoxidil | 24 | — |
| Fluorouracil | 23 | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-04-10
- Last updated
- 2024-06-25
- Certified
- 2024-06-25
Frequently asked questions
- What is Andrew Marek's NPI number?
- Andrew Marek's National Provider Identifier (NPI) is 1508399213, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Marek's specialty?
- Andrew Marek is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Marek located?
- Andrew Marek's practice location on file with NPPES is 1427 Clarkview Rd Ste 300e, Baltimore, MD 21209-2100.
- What is Andrew Marek's phone number?
- The practice phone number listed in the NPPES registry for Andrew Marek is (410) 296-0414.
- Does Andrew Marek accept Medicare?
- Andrew Marek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Marek's NPI active?
- Yes — Andrew Marek's NPI (1508399213) is active in the NPPES registry as of the last update on 2024-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.