Dennis Azuma, MD
NPI 1477658862 · Hematology & Oncology Physician · Downers Grove, IL
Dennis Azuma, MD is a Hematology & Oncology Physician provider in Downers Grove, IL (NPI 1477658862).
Provider details
- NPI number
- 1477658862
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036-078550 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 100 Spalding DriveSuite 110Naperville, IL 60540Phone: (630) 369-1501Fax: (630) 309-1560
Registry dates
- Enumerated
- 2006-09-13
- Last updated
- 2020-10-20
- Certified
- 2020-09-18
Frequently asked questions
- What is Dennis Azuma's NPI number?
- Dennis Azuma's National Provider Identifier (NPI) is 1477658862, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Azuma's specialty?
- Dennis Azuma is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Azuma located?
- Dennis Azuma's practice location on file with NPPES is 3745 Highland Ave Fl 2, Downers Grove, IL 60515-1584.
- What is Dennis Azuma's phone number?
- The practice phone number listed in the NPPES registry for Dennis Azuma is (630) 369-1501.
- Is Dennis Azuma's NPI active?
- Yes — Dennis Azuma's NPI (1477658862) is active in the NPPES registry as of the last update on 2020-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.