What is Robert Du's NPI number?

Robert Du's National Provider Identifier (NPI) is 1922956010, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Robert Du's specialty?

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

Where is Robert Du located?

Robert Du's practice location on file with NPPES is 820 S Damen Ave, Chicago, IL 60612-3728.

What is Robert Du's phone number?

The practice phone number listed in the NPPES registry for Robert Du is (312) 569-7110.

Is Robert Du's NPI active?

Yes — Robert Du's NPI (1922956010) is active in the NPPES registry as of the last update on 2026-03-17.

IndividualActive

Robert Du, PHARMD

NPI 1922956010 · Pharmacist · Chicago, IL

Robert Du, PHARMD is a Pharmacist provider in Chicago, IL (NPI 1922956010).

Provider details

NPI number: 1922956010
Entity type: Individual
Primary specialty: PharmacistPharmacy Service Providers
Credential: PHARMD
Sex: Male
Sole proprietor: No
License: 051307690 (IL)

Specialties & taxonomies

PharmacistPrimary183500000XLicense 051307690 (IL)
Pharmacy Service Providers

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in 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

820 S Damen Ave

Chicago, IL 60612-3728

Phone: (312) 569-7110

Street-level locationGet directions

More IL providers

Mailing address