William Greenough, M.D.
NPI 1730144478 · Infectious Disease Physician · Baltimore, MD
William Greenough, M.D. is a Infectious Disease Physician provider in Baltimore, MD (NPI 1730144478).
Provider details
- NPI number
- 1730144478
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D04383 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2006-04-18
- Last updated
- 2012-10-02
Frequently asked questions
- What is William Greenough's NPI number?
- William Greenough's National Provider Identifier (NPI) is 1730144478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Greenough's specialty?
- William Greenough is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Greenough located?
- William Greenough's practice location on file with NPPES is 600 N Wolfe St, Baltimore, MD 21287-0005.
- What is William Greenough's phone number?
- The practice phone number listed in the NPPES registry for William Greenough is (410) 550-0925.
- Is William Greenough's NPI active?
- Yes — William Greenough's NPI (1730144478) is active in the NPPES registry as of the last update on 2012-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.