OrganizationActive
Thomas D. Sullivan, MD, Sc
NPI 1366451742 · Specialist · Hinsdale, IL
Thomas D. Sullivan, MD, Sc is a Specialist organization in Hinsdale, IL (NPI 1366451742).
Provider details
- NPI number
- 1366451742
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Thomas Sullivan, President(630) 574-0934
- License
- 036-043333 (IL)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(91/100 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
120 N Oak St
Neurophysiology Department
Hinsdale, IL 60521-3829
Phone: (630) 574-0934
Fax: (630) 574-0934
Street-level locationGet directions
Mailing address
Po Box 3575
Oak Brook, IL 60522-3575
Registry dates
- Enumerated
- 2006-08-05
- Last updated
- 2008-05-20
Frequently asked questions
- What is Thomas D. Sullivan, MD, Sc's NPI number?
- Thomas D. Sullivan, MD, Sc's National Provider Identifier (NPI) is 1366451742, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thomas D. Sullivan, MD, Sc?
- Thomas D. Sullivan, MD, Sc is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Thomas D. Sullivan, MD, Sc located?
- Thomas D. Sullivan, MD, Sc's practice location on file with NPPES is 120 N Oak St, Hinsdale, IL 60521-3829.
- What is Thomas D. Sullivan, MD, Sc's phone number?
- The practice phone number listed in the NPPES registry for Thomas D. Sullivan, MD, Sc is (630) 574-0934.
- Who is the authorized official for Thomas D. Sullivan, MD, Sc?
- The authorized official listed on Thomas D. Sullivan, MD, Sc's NPPES record is Thomas Sullivan, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thomas D. Sullivan, MD, Sc's NPI active?
- Yes — Thomas D. Sullivan, MD, Sc's NPI (1366451742) is active in the NPPES registry as of the last update on 2008-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.