What is Dennis Grollo's NPI number?

Dennis Grollo's National Provider Identifier (NPI) is 1306919147, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Dennis Grollo's specialty?

Dennis Grollo is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Dennis Grollo located?

Dennis Grollo's practice location on file with NPPES is 535 W Park Ave, Libertyville, IL 60048-2600.

What is Dennis Grollo's phone number?

The practice phone number listed in the NPPES registry for Dennis Grollo is (847) 362-2311.

Is Dennis Grollo's NPI active?

Yes — Dennis Grollo's NPI (1306919147) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Dennis Grollo, MD

NPI 1306919147 · Family Medicine Physician · Libertyville, IL

Dennis Grollo, MD is a Family Medicine Physician provider in Libertyville, IL (NPI 1306919147).

Provider details

NPI number: 1306919147
Entity type: Individual
Primary specialty: Family Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Family Medicine PhysicianPrimary207Q00000X
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(84/100 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
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

535 W Park Ave

Libertyville, IL 60048-2600

Phone: (847) 362-2311

Fax: (847) 362-2369

Street-level locationGet directions

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Mailing address