William Gilligan, M.D.
NPI 1952493611 · Orthopaedic Surgery Physician · Hinsdale, IL
William Gilligan, M.D. is a Orthopaedic Surgery Physician provider in Hinsdale, IL (NPI 1952493611).
Provider details
- NPI number
- 1952493611
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036038707 (IL)
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
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
- 2006-09-29
- Last updated
- 2012-10-22
Frequently asked questions
- What is William Gilligan's NPI number?
- William Gilligan's National Provider Identifier (NPI) is 1952493611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Gilligan's specialty?
- William Gilligan is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Gilligan located?
- William Gilligan's practice location on file with NPPES is 550 W Ogden Ave, Hinsdale, IL 60521-3186.
- What is William Gilligan's phone number?
- The practice phone number listed in the NPPES registry for William Gilligan is (630) 323-6116.
- Is William Gilligan's NPI active?
- Yes — William Gilligan's NPI (1952493611) is active in the NPPES registry as of the last update on 2012-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.