What is Callistus Onwenu's NPI number?

Callistus Onwenu's National Provider Identifier (NPI) is 1295526747, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Callistus Onwenu's specialty?

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

Where is Callistus Onwenu located?

Callistus Onwenu's practice location on file with NPPES is 37672 Ford Rd, Westland, MI 48185-1924.

What is Callistus Onwenu's phone number?

The practice phone number listed in the NPPES registry for Callistus Onwenu is (734) 666-1588.

Is Callistus Onwenu's NPI active?

Yes — Callistus Onwenu's NPI (1295526747) is active in the NPPES registry as of the last update on 2025-05-14.

IndividualActive

Callistus Onwenu, PHARMD

NPI 1295526747 · Pharmacist · Westland, MI

Callistus Onwenu, PHARMD is a Pharmacist provider in Westland, MI (NPI 1295526747).

Provider details

NPI number: 1295526747
Entity type: Individual
Primary specialty: PharmacistPharmacy Service Providers
Credential: PHARMD
Sex: Male
Sole proprietor: Yes
License: 5302027945 (MI)

Specialties & taxonomies

PharmacistPrimary183500000XLicense 5302027945 (MI)
Pharmacy Service Providers

Profile Score

Established profile(54/100 index)

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

Registry tenure38% of score
1 yr 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

37672 Ford Rd

Westland, MI 48185-1924

Phone: (734) 666-1588

Fax: (734) 469-2606

Street-level locationGet directions

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Mailing address