What is Dennis Hook's NPI number?

Dennis Hook's National Provider Identifier (NPI) is 1790055226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Dennis Hook's specialty?

Dennis Hook is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).

Where is Dennis Hook located?

Dennis Hook's practice location on file with NPPES is 303 Holmes Ave, Clarendon Hills, IL 60514-1615.

What is Dennis Hook's phone number?

The practice phone number listed in the NPPES registry for Dennis Hook is (630) 325-3265.

Is Dennis Hook's NPI active?

Yes — Dennis Hook's NPI (1790055226) is active in the NPPES registry as of the last update on 2011-12-30.

IndividualActive

Dennis Hook, RPH

NPI 1790055226 · Pharmacist · Clarendon Hills, IL

Dennis Hook, RPH is a Pharmacist provider in Clarendon Hills, IL (NPI 1790055226).

Provider details

NPI number: 1790055226
Entity type: Individual
Primary specialty: PharmacistPharmacy Service Providers
Credential: RPH
Sex: Male
Sole proprietor: No
License: 051.033291 (IL)

Specialties & taxonomies

PharmacistPrimary183500000XLicense 051.033291 (IL)
Pharmacy Service Providers

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

303 Holmes Ave

Clarendon Hills, IL 60514-1615

Phone: (630) 325-3265

Fax: (630) 325-8682

Street-level locationGet directions

More IL providers

Mailing address

7230 Bayberry Ln

Darien, IL 60561-3708

Enumerated: 2011-12-30
Last updated: 2011-12-30

Frequently asked questions

What is Dennis Hook's NPI number?: Dennis Hook's National Provider Identifier (NPI) is 1790055226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Dennis Hook's specialty?: Dennis Hook is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
Where is Dennis Hook located?: Dennis Hook's practice location on file with NPPES is 303 Holmes Ave, Clarendon Hills, IL 60514-1615.
What is Dennis Hook's phone number?: The practice phone number listed in the NPPES registry for Dennis Hook is (630) 325-3265.
Is Dennis Hook's NPI active?: Yes — Dennis Hook's NPI (1790055226) is active in the NPPES registry as of the last update on 2011-12-30.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.