IndividualActive
Margaret Holly
NPI 1083048136 · Research Study Specialist · Chicago, IL
Margaret Holly is a Research Study Specialist provider in Chicago, IL (NPI 1083048136).
Provider details
- NPI number
- 1083048136
- Entity type
- Individual
- Primary specialty
- Research Study SpecialistOther Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
83% 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
5758 S Maryland Ave
Dcam 5824
Chicago, IL 60637-1426
Phone: (773) 834-7081
Street-level locationGet directions
Mailing address
9218 Walnut Ln
Tinley Park, IL 60487-5252
Registry dates
- Enumerated
- 2013-08-26
- Last updated
- 2013-08-26
Frequently asked questions
- What is Margaret Holly's NPI number?
- Margaret Holly's National Provider Identifier (NPI) is 1083048136, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Holly's specialty?
- Margaret Holly is listed in the NPPES registry with a primary specialty of Research Study Specialist (Other Service Providers).
- Where is Margaret Holly located?
- Margaret Holly's practice location on file with NPPES is 5758 S Maryland Ave, Chicago, IL 60637-1426.
- What is Margaret Holly's phone number?
- The practice phone number listed in the NPPES registry for Margaret Holly is (773) 834-7081.
- Is Margaret Holly's NPI active?
- Yes — Margaret Holly's NPI (1083048136) is active in the NPPES registry as of the last update on 2013-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.