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William Glendon, M.D.
NPI 1942307509 · Family Medicine Physician · New York, NY
William Glendon, M.D. is a Family Medicine Physician provider in New York, NY (NPI 1942307509).
Provider details
- NPI number
- 1942307509
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 130393 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
519 W 114th St
John Jay Hall, 4th Floor
New York, NY 10027-7036
Phone: (212) 854-2284
Street-level locationGet directions
Mailing address
890 W End Ave
New York, NY 10025-3526
Registry dates
- Enumerated
- 2006-09-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Glendon's NPI number?
- William Glendon's National Provider Identifier (NPI) is 1942307509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Glendon's specialty?
- William Glendon is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Glendon located?
- William Glendon's practice location on file with NPPES is 519 W 114th St, New York, NY 10027-7036.
- What is William Glendon's phone number?
- The practice phone number listed in the NPPES registry for William Glendon is (212) 854-2284.
- Is William Glendon's NPI active?
- Yes — William Glendon's NPI (1942307509) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.