OrganizationActive
Rosa of Northern Illinois, LLC
NPI 1487816922 · Specialist · Winfield, IL
Rosa of Northern Illinois, LLC is a Specialist organization in Winfield, IL (NPI 1487816922).
Provider details
- NPI number
- 1487816922
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Parent organization
- Radiation Oncology Services of America, Inc.
- Organization subpart
- Yes
- Authorized official
- Gregory Merrill, Chief Operating Officer(615) 250-1798
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
0n126 Winfield Road
Winfield, IL 60190-1020
Phone: (630) 690-3400
Street-level locationGet directions
Mailing address
320 Seven Springs Way
Brentwood, TN 37027-4537
Registry dates
- Enumerated
- 2008-06-26
- Last updated
- 2008-06-26
Frequently asked questions
- What is Rosa of Northern Illinois, LLC's NPI number?
- Rosa of Northern Illinois, LLC's National Provider Identifier (NPI) is 1487816922, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Rosa of Northern Illinois, LLC?
- Rosa of Northern Illinois, LLC is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Rosa of Northern Illinois, LLC located?
- Rosa of Northern Illinois, LLC's practice location on file with NPPES is 0n126 Winfield Road, Winfield, IL 60190-1020.
- What is Rosa of Northern Illinois, LLC's phone number?
- The practice phone number listed in the NPPES registry for Rosa of Northern Illinois, LLC is (630) 690-3400.
- Who is the authorized official for Rosa of Northern Illinois, LLC?
- The authorized official listed on Rosa of Northern Illinois, LLC's NPPES record is Gregory Merrill, Chief Operating Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Rosa of Northern Illinois, LLC's NPI active?
- Yes — Rosa of Northern Illinois, LLC's NPI (1487816922) is active in the NPPES registry as of the last update on 2008-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.