William Dunleavy, M.D.
NPI 1861545865 · Anesthesiology Physician · Westfield, NJ
William Dunleavy, M.D. is a Anesthesiology Physician provider in Westfield, NJ (NPI 1861545865).
Provider details
- NPI number
- 1861545865
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MA65776 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2007-01-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Dunleavy's NPI number?
- William Dunleavy's National Provider Identifier (NPI) is 1861545865, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Dunleavy's specialty?
- William Dunleavy is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Dunleavy located?
- William Dunleavy's practice location on file with NPPES is 1291 E Broad St, Westfield, NJ 07090-1105.
- What is William Dunleavy's phone number?
- The practice phone number listed in the NPPES registry for William Dunleavy is (908) 233-7272.
- Is William Dunleavy's NPI active?
- Yes — William Dunleavy's NPI (1861545865) 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.