IndividualActive
William Leeper, MD
NPI 1285994020 · Surgery Physician · Baltimore, MD
William Leeper, MD is a Surgery Physician provider in Baltimore, MD (NPI 1285994020).
Provider details
- NPI number
- 1285994020
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 86823 (ZZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
1800 Orleans Street, Sheik Zayed Tower, Suite 6107
Baltimore, MD 21287
Phone: (410) 502-3122
Fax: (410) 502-3569
Street-level locationGet directions
Mailing address
1800 Orleans Street, Sheik Zayed Tower, Suite 6107
Baltimore, MD 21287
Registry dates
- Enumerated
- 2012-05-28
- Last updated
- 2013-07-12
Frequently asked questions
- What is William Leeper's NPI number?
- William Leeper's National Provider Identifier (NPI) is 1285994020, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Leeper's specialty?
- William Leeper is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Leeper located?
- William Leeper's practice location on file with NPPES is 1800 Orleans Street, Sheik Zayed Tower, Suite 6107, Baltimore, MD 21287.
- What is William Leeper's phone number?
- The practice phone number listed in the NPPES registry for William Leeper is (410) 502-3122.
- Is William Leeper's NPI active?
- Yes — William Leeper's NPI (1285994020) is active in the NPPES registry as of the last update on 2013-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.