IndividualActive
Thomas Sullivan, MD
NPI 1740258946 · Emergency Medicine Physician · Freeport, IL
Thomas Sullivan, MD is a Emergency Medicine Physician provider in Freeport, IL (NPI 1740258946).
Provider details
- NPI number
- 1740258946
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036-060631 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
1045 W Stephenson St
Freeport, IL 61032-4864
Phone: (815) 599-6000
Street-level locationGet directions
Mailing address
17503 Beaverton Rd
Capron, IL 61012-9778
Registry dates
- Enumerated
- 2006-03-14
- Last updated
- 2008-05-12
Frequently asked questions
- What is Thomas Sullivan's NPI number?
- Thomas Sullivan's National Provider Identifier (NPI) is 1740258946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Sullivan's specialty?
- Thomas Sullivan is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Sullivan located?
- Thomas Sullivan's practice location on file with NPPES is 1045 W Stephenson St, Freeport, IL 61032-4864.
- What is Thomas Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Thomas Sullivan is (815) 599-6000.
- Is Thomas Sullivan's NPI active?
- Yes — Thomas Sullivan's NPI (1740258946) is active in the NPPES registry as of the last update on 2008-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.