OrganizationActive
Dennis a Grollo Mdsc
NPI 1487910220 · Family Medicine Physician · Libertyville, IL
Provider details
- NPI number
- 1487910220
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Barbara Grollo, Business Manager(847) 362-2311
- License
- 036057324 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
535 W Park Ave
Libertyville, IL 60048-2670
Phone: (847) 362-2311
Fax: (847) 362-2369
Street-level locationGet directions
Mailing address
535 W Park Ave
Libertyville, IL 60048-2670
Registry dates
- Enumerated
- 2012-04-05
- Last updated
- 2012-04-05
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.