IndividualActive
Marcel Horowitz, M. D.
NPI 1003079047 · Urology Physician · Baltimore, MD
Marcel Horowitz, M. D. is a Urology Physician provider in Baltimore, MD (NPI 1003079047).
Provider details
- NPI number
- 1003079047
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0058217 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
838 N Eutaw St
Baltimore, MD 21201-4624
Phone: (410) 523-2150
Street-level locationGet directions
Mailing address
1425 Bolton St
Baltimore, MD 21217-4202
Registry dates
- Enumerated
- 2008-07-09
- Last updated
- 2008-07-09
Frequently asked questions
- What is Marcel Horowitz's NPI number?
- Marcel Horowitz's National Provider Identifier (NPI) is 1003079047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcel Horowitz's specialty?
- Marcel Horowitz is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Marcel Horowitz located?
- Marcel Horowitz's practice location on file with NPPES is 838 N Eutaw St, Baltimore, MD 21201-4624.
- What is Marcel Horowitz's phone number?
- The practice phone number listed in the NPPES registry for Marcel Horowitz is (410) 523-2150.
- Is Marcel Horowitz's NPI active?
- Yes — Marcel Horowitz's NPI (1003079047) is active in the NPPES registry as of the last update on 2008-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.