Jennifer Mazan, PHARM.D.
NPI 1619340783 · Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Downers Grove, IL
Jennifer Mazan, PHARM.D. is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist provider in Downers Grove, IL (NPI 1619340783).
Provider details
- NPI number
- 1619340783
- Entity type
- Individual
- Primary specialty
- Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers
- Credential
- PHARM.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 051038908 (IL)
Specialties & taxonomies
Pharmacy Service Providers
Pharmacy Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
Mailing address
Registry dates
- Enumerated
- 2015-11-11
- Last updated
- 2015-11-11
Frequently asked questions
- What is Jennifer Mazan's NPI number?
- Jennifer Mazan's National Provider Identifier (NPI) is 1619340783, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Mazan's specialty?
- Jennifer Mazan is listed in the NPPES registry with a primary specialty of Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (Pharmacy Service Providers).
- Where is Jennifer Mazan located?
- Jennifer Mazan's practice location on file with NPPES is 555 31st St, Downers Grove, IL 60515-1235.
- What is Jennifer Mazan's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Mazan is (630) 515-7626.
- Is Jennifer Mazan's NPI active?
- Yes — Jennifer Mazan's NPI (1619340783) is active in the NPPES registry as of the last update on 2015-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.