IndividualActive
Ronald Thomas, M.D.
NPI 1215028139 · Emergency Medicine Physician · Arlington Heights, IL
Provider details
- NPI number
- 1215028139
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036097337 (IL)
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
800 W Central Rd
Arlington Heights, IL 60005-2349
Phone: (847) 618-4025
Street-level locationGet directions
Mailing address
870 W Wood St
Palatine, IL 60067-4866
Registry dates
- Enumerated
- 2006-09-27
- Last updated
- 2010-11-18
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.